./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label49.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/Problem02_label49.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 95000caaa926e46a44fd070da2a40a84b9e2d593 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label49.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 95000caaa926e46a44fd070da2a40a84b9e2d593 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:43:23,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:23,631 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:23,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:23,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:23,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:23,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:23,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:23,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:23,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:23,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:23,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:23,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:23,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:23,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:23,711 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:23,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:23,718 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:23,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:23,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:23,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:23,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:23,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:23,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:23,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:23,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:23,762 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:23,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:23,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:23,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:23,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:23,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:23,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:23,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:23,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:23,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:23,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:23,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:23,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:23,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:23,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:23,792 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:23,833 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:23,834 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:23,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:23,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:23,840 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:23,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:23,841 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:23,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:23,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:23,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:23,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:23,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:23,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:23,846 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:23,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:23,847 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:23,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:23,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:23,849 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:23,849 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:23,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:23,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:23,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:23,852 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:23,852 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:23,853 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:23,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:23,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:23,856 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 -> 95000caaa926e46a44fd070da2a40a84b9e2d593 [2019-11-27 15:43:24,432 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:24,463 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:24,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:24,472 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:24,475 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:24,481 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label49.c [2019-11-27 15:43:24,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f396dddb6/fa7073dbccff44ed8119efc6d35d0f75/FLAG57faeac33 [2019-11-27 15:43:25,910 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:25,913 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label49.c [2019-11-27 15:43:25,945 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f396dddb6/fa7073dbccff44ed8119efc6d35d0f75/FLAG57faeac33 [2019-11-27 15:43:25,975 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f396dddb6/fa7073dbccff44ed8119efc6d35d0f75 [2019-11-27 15:43:25,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:25,985 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:25,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:25,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:25,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:25,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:25" (1/1) ... [2019-11-27 15:43:26,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6a88b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:25, skipping insertion in model container [2019-11-27 15:43:26,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:25" (1/1) ... [2019-11-27 15:43:26,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:26,093 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:27,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:27,125 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:27,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:27,449 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:27,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27 WrapperNode [2019-11-27 15:43:27,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:27,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:27,453 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:27,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:27,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:27,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:27,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:27,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:27,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,713 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:27,809 INFO L168 Benchmark]: Toolchain (without parser) took 1816.84 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 960.8 MB in the end (delta: 893.2 kB). Peak memory consumption was 958.8 kB. Max. memory is 12.5 GB. [2019-11-27 15:43:27,810 INFO L168 Benchmark]: CDTParser took 1.63 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 15:43:27,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1463.96 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:27,817 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.08 ms. Allocated memory is still 1.0 GB. Free memory is still 966.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:27,820 INFO L168 Benchmark]: Boogie Preprocessor took 179.75 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:27,831 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 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 1463.96 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 167.08 ms. Allocated memory is still 1.0 GB. Free memory is still 966.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 179.75 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 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 0.1.24-509859d [2019-11-27 15:43:32,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:32,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:32,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:32,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:32,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:32,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:32,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:32,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:32,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:32,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:32,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:32,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:32,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:32,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:32,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:32,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:32,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:32,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:32,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:32,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:32,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:32,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:32,222 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:32,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:32,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:32,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:32,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:32,237 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:32,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:32,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:32,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:32,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:32,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:32,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:32,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:32,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:32,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:32,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:32,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:32,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:32,267 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:32,310 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:32,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:32,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:32,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:32,318 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:32,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:32,320 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:32,320 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:32,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:32,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:32,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:32,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:32,325 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:32,326 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:32,326 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:32,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:32,327 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:32,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:32,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:32,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:32,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:32,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:32,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:32,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:32,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:32,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:32,333 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:32,334 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:32,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:32,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:32,335 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 -> 95000caaa926e46a44fd070da2a40a84b9e2d593 [2019-11-27 15:43:32,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:32,957 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:32,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:32,969 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:32,972 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:32,974 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label49.c [2019-11-27 15:43:33,142 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad3a59f6c/6cbd1438d9984b82b204c3a4c1fadd7e/FLAG91e343f86 [2019-11-27 15:43:34,409 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:34,414 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label49.c [2019-11-27 15:43:34,441 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad3a59f6c/6cbd1438d9984b82b204c3a4c1fadd7e/FLAG91e343f86 [2019-11-27 15:43:34,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad3a59f6c/6cbd1438d9984b82b204c3a4c1fadd7e [2019-11-27 15:43:34,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:34,492 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:34,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:34,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:34,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:34,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:34" (1/1) ... [2019-11-27 15:43:34,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d783985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:34, skipping insertion in model container [2019-11-27 15:43:34,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:34" (1/1) ... [2019-11-27 15:43:34,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:34,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:35,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:35,711 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:35,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:36,000 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:36,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36 WrapperNode [2019-11-27 15:43:36,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:36,003 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:36,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:36,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:36,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,049 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,163 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:36,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:36,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:36,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:36,175 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:36,356 INFO L168 Benchmark]: Toolchain (without parser) took 1860.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:36,360 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-27 15:43:36,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1506.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.9 MB in the end (delta: -527.7 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:36,363 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.09 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:36,367 INFO L168 Benchmark]: Boogie Preprocessor took 183.81 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:36,376 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1506.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.9 MB in the end (delta: -527.7 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.09 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.81 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 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...