./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label27.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/Problem02_label27.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 571733b9b2b4edd3beb90cbc1a974d2015477291 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label27.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 571733b9b2b4edd3beb90cbc1a974d2015477291 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:21:19,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:19,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:19,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:19,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:19,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:19,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:19,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:19,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:19,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:19,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:19,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:19,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:19,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:19,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:19,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:19,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:19,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:19,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:19,642 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:19,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:19,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:19,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:19,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:19,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:19,674 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:19,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:19,677 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:19,678 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:19,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:19,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:19,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:19,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:19,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:19,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:19,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:19,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:19,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:19,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:19,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:19,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:19,706 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:19,747 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:19,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:19,751 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:19,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:19,754 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:19,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:19,755 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:19,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:19,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:19,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:19,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:19,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:19,763 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:19,764 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:19,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:19,764 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:19,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:19,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:19,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:19,765 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:19,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:19,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:19,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:19,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:19,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:19,767 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:19,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:19,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:19,769 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 -> 571733b9b2b4edd3beb90cbc1a974d2015477291 [2019-11-27 09:21:20,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:20,351 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:20,357 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:20,362 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:20,364 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:20,365 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label27.c [2019-11-27 09:21:20,526 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07242fe6b/a6ae794f70d2421a8b144394f3496cd2/FLAG5efbfff5a [2019-11-27 09:21:21,789 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:21,790 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label27.c [2019-11-27 09:21:21,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07242fe6b/a6ae794f70d2421a8b144394f3496cd2/FLAG5efbfff5a [2019-11-27 09:21:21,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07242fe6b/a6ae794f70d2421a8b144394f3496cd2 [2019-11-27 09:21:21,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:21,872 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:21,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:21,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:21,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:21,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:21" (1/1) ... [2019-11-27 09:21:21,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:21, skipping insertion in model container [2019-11-27 09:21:21,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:21" (1/1) ... [2019-11-27 09:21:21,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:22,017 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:23,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:23,091 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:23,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:23,412 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:23,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:23 WrapperNode [2019-11-27 09:21:23,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:23,419 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:23,420 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:23,421 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:23,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:23" (1/1) ... [2019-11-27 09:21:23,468 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:23" (1/1) ... [2019-11-27 09:21:23,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:23,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:23,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:23,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:23,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:23" (1/1) ... [2019-11-27 09:21:23,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:23" (1/1) ... [2019-11-27 09:21:23,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:23" (1/1) ... [2019-11-27 09:21:23,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:23" (1/1) ... [2019-11-27 09:21:23,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:23" (1/1) ... [2019-11-27 09:21:23,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:23" (1/1) ... [2019-11-27 09:21:23,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:23" (1/1) ... [2019-11-27 09:21:23,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:23,765 INFO L168 Benchmark]: Toolchain (without parser) took 1888.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.5 MB in the end (delta: 186.6 kB). Peak memory consumption was 252.1 kB. Max. memory is 12.5 GB. [2019-11-27 09:21:23,766 INFO L168 Benchmark]: CDTParser took 3.28 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 09:21:23,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1544.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:23,773 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.59 ms. Allocated memory is still 1.0 GB. Free memory was 973.0 MB in the beginning and 967.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:23,777 INFO L168 Benchmark]: Boogie Preprocessor took 153.34 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:23,789 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.28 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 1544.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.59 ms. Allocated memory is still 1.0 GB. Free memory was 973.0 MB in the beginning and 967.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 153.34 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:27,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:27,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:27,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:27,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:27,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:27,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:27,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:27,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:27,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:27,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:27,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:27,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:27,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:27,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:27,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:27,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:27,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:27,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:27,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:27,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:27,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:27,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:27,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:27,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:27,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:27,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:27,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:27,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:27,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:27,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:27,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:27,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:27,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:27,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:27,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:27,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:27,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:27,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:27,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:27,804 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:27,806 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:27,848 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:27,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:27,853 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:27,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:27,856 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:27,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:27,857 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:27,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:27,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:27,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:27,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:27,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:27,861 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:27,864 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:27,864 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:27,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:27,865 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:27,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:27,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:27,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:27,866 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:27,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:27,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:27,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:27,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:27,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:27,870 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:27,870 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:27,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:27,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:27,873 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 -> 571733b9b2b4edd3beb90cbc1a974d2015477291 [2019-11-27 09:21:28,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:28,391 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:28,397 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:28,405 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:28,405 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:28,407 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label27.c [2019-11-27 09:21:28,563 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a6e9a658/d39f617db7474a09aa4c479f39caba4b/FLAGfb39d04ff [2019-11-27 09:21:29,658 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:29,665 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label27.c [2019-11-27 09:21:29,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a6e9a658/d39f617db7474a09aa4c479f39caba4b/FLAGfb39d04ff [2019-11-27 09:21:29,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a6e9a658/d39f617db7474a09aa4c479f39caba4b [2019-11-27 09:21:29,770 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:29,775 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:29,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:29,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:29,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:29,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:29" (1/1) ... [2019-11-27 09:21:29,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:29, skipping insertion in model container [2019-11-27 09:21:29,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:29" (1/1) ... [2019-11-27 09:21:29,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:29,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:31,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:31,104 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:31,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:31,490 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:31,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:31 WrapperNode [2019-11-27 09:21:31,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:31,499 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:31,499 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:31,500 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:31,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:31" (1/1) ... [2019-11-27 09:21:31,577 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:31" (1/1) ... [2019-11-27 09:21:31,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:31,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:31,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:31,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:31,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:31" (1/1) ... [2019-11-27 09:21:31,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:31" (1/1) ... [2019-11-27 09:21:31,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:31" (1/1) ... [2019-11-27 09:21:31,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:31" (1/1) ... [2019-11-27 09:21:31,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:31" (1/1) ... [2019-11-27 09:21:31,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:31" (1/1) ... [2019-11-27 09:21:31,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:31" (1/1) ... [2019-11-27 09:21:31,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:31,927 INFO L168 Benchmark]: Toolchain (without parser) took 2143.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 972.4 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:31,928 INFO L168 Benchmark]: CDTParser took 2.78 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 09:21:31,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1715.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 978.1 MB in the end (delta: -17.9 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:31,932 INFO L168 Benchmark]: Boogie Procedure Inliner took 231.07 ms. Allocated memory is still 1.0 GB. Free memory is still 978.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:31,936 INFO L168 Benchmark]: Boogie Preprocessor took 185.22 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:31,950 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.78 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 1715.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 978.1 MB in the end (delta: -17.9 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 231.07 ms. Allocated memory is still 1.0 GB. Free memory is still 978.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.22 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...