./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label23.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/Problem11_label23.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 21f83ead38e7a5ce477fcca71badc56a222dddb6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem11_label23.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 21f83ead38e7a5ce477fcca71badc56a222dddb6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:54:48,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:48,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:48,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:48,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:48,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:48,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:48,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:48,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:48,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:48,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:48,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:48,692 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:48,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:48,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:48,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:48,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:48,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:48,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:48,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:48,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:48,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:48,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:48,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:48,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:48,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:48,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:48,755 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:48,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:48,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:48,757 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:48,758 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:48,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:48,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:48,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:48,767 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:48,768 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:48,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:48,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:48,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:48,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:48,778 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:48,819 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:48,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:48,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:48,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:48,826 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:48,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:48,828 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:48,828 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:48,828 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:48,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:48,830 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:48,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:48,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:48,832 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:48,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:48,833 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:48,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:48,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:48,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:48,836 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:48,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:48,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:48,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:48,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:48,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:48,839 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:48,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:48,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:48,840 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 -> 21f83ead38e7a5ce477fcca71badc56a222dddb6 [2019-11-27 15:54:49,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:49,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:49,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:49,500 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:49,505 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:49,506 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2019-11-27 15:54:49,653 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9320ca69/ed727de834534ae8b77012f843b22dd9/FLAGba6d95ee1 [2019-11-27 15:54:50,940 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:50,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2019-11-27 15:54:50,978 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9320ca69/ed727de834534ae8b77012f843b22dd9/FLAGba6d95ee1 [2019-11-27 15:54:51,475 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9320ca69/ed727de834534ae8b77012f843b22dd9 [2019-11-27 15:54:51,483 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:51,486 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:51,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:51,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:51,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:51,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f2c5097 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51, skipping insertion in model container [2019-11-27 15:54:51,513 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:51,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:53,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:53,057 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:53,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:53,448 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:53,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:53 WrapperNode [2019-11-27 15:54:53,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:53,458 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:53,458 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:53,459 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:53,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:53" (1/1) ... [2019-11-27 15:54:53,532 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:53" (1/1) ... [2019-11-27 15:54:53,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:53,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:53,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:53,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:53,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:53" (1/1) ... [2019-11-27 15:54:53,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:53" (1/1) ... [2019-11-27 15:54:53,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:53" (1/1) ... [2019-11-27 15:54:53,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:53" (1/1) ... [2019-11-27 15:54:53,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:53" (1/1) ... [2019-11-27 15:54:53,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:53" (1/1) ... [2019-11-27 15:54:53,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:53" (1/1) ... [2019-11-27 15:54:53,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:53,966 INFO L168 Benchmark]: Toolchain (without parser) took 2475.15 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 921.5 MB in the end (delta: 45.9 MB). Peak memory consumption was 46.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:53,967 INFO L168 Benchmark]: CDTParser took 0.32 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 15:54:53,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1962.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:53,973 INFO L168 Benchmark]: Boogie Procedure Inliner took 272.58 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 933.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:53,979 INFO L168 Benchmark]: Boogie Preprocessor took 224.82 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:53,990 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1962.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 272.58 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 933.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 224.82 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 15:54:58,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:58,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:58,044 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:58,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:58,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:58,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:58,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:58,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:58,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:58,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:58,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:58,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:58,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:58,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:58,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:58,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:58,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:58,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:58,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:58,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:58,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:58,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:58,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:58,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:58,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:58,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:58,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:58,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:58,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:58,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:58,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:58,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:58,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:58,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:58,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:58,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:58,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:58,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:58,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:58,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:58,178 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:54:58,224 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:58,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:58,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:58,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:58,230 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:58,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:58,232 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:58,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:58,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:58,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:58,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:58,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:58,237 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:54:58,237 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:54:58,238 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:58,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:58,240 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:58,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:58,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:58,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:58,241 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:58,241 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:58,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:58,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:58,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:58,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:58,243 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:54:58,243 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:54:58,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:58,245 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:54:58,246 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 -> 21f83ead38e7a5ce477fcca71badc56a222dddb6 [2019-11-27 15:54:58,856 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:58,883 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:58,890 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:58,893 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:58,896 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:58,898 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2019-11-27 15:54:59,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9098df1cd/c9660ec8f6404e31a1c65a137d5b5acf/FLAG11348c323 [2019-11-27 15:55:00,364 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:00,366 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2019-11-27 15:55:00,401 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9098df1cd/c9660ec8f6404e31a1c65a137d5b5acf/FLAG11348c323 [2019-11-27 15:55:00,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9098df1cd/c9660ec8f6404e31a1c65a137d5b5acf [2019-11-27 15:55:00,939 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:00,941 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:00,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:00,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:00,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:00,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:00, skipping insertion in model container [2019-11-27 15:55:00,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:00" (1/1) ... [2019-11-27 15:55:00,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:01,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:02,622 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:02,637 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:03,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:03,114 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:03,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:03 WrapperNode [2019-11-27 15:55:03,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:03,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:03,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:03,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:03,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:03" (1/1) ... [2019-11-27 15:55:03,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:03" (1/1) ... [2019-11-27 15:55:03,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:03,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:03,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:03,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:03,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:03" (1/1) ... [2019-11-27 15:55:03,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:03" (1/1) ... [2019-11-27 15:55:03,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:03" (1/1) ... [2019-11-27 15:55:03,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:03" (1/1) ... [2019-11-27 15:55:03,476 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:03" (1/1) ... [2019-11-27 15:55:03,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:03" (1/1) ... [2019-11-27 15:55:03,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:03" (1/1) ... [2019-11-27 15:55:03,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:03,578 INFO L168 Benchmark]: Toolchain (without parser) took 2631.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 921.9 MB in the end (delta: 44.0 MB). Peak memory consumption was 44.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:03,580 INFO L168 Benchmark]: CDTParser took 3.04 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 15:55:03,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2170.55 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 939.1 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:03,586 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.27 ms. Allocated memory is still 1.0 GB. Free memory was 939.1 MB in the beginning and 927.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:03,590 INFO L168 Benchmark]: Boogie Preprocessor took 214.34 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 921.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:03,604 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.04 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 2170.55 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 939.1 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 236.27 ms. Allocated memory is still 1.0 GB. Free memory was 939.1 MB in the beginning and 927.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 214.34 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 921.9 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...