./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label20.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 a5327d97d76e13f621be02c12c29ff9614d29820 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label20.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 a5327d97d76e13f621be02c12c29ff9614d29820 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:29:30,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:30,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:30,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:30,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:30,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:30,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:30,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:30,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:30,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:30,727 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:30,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:30,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:30,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:30,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:30,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:30,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:30,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:30,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:30,768 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:30,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:30,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:30,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:30,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:30,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:30,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:30,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:30,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:30,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:30,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:30,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:30,806 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:30,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:30,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:30,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:30,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:30,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:30,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:30,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:30,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:30,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:30,827 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:29:30,863 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:30,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:30,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:30,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:30,870 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:30,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:30,873 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:30,874 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:29:30,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:30,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:30,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:30,876 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:30,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:30,878 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:30,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:30,879 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:30,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:30,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:30,881 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:30,881 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:30,881 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:30,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:30,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:30,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:30,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:30,885 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:29:30,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:29:30,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:30,888 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 -> a5327d97d76e13f621be02c12c29ff9614d29820 [2019-11-25 22:29:31,551 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:31,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:31,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:31,592 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:31,597 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:31,598 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label20.c [2019-11-25 22:29:31,755 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0a2ceb5c/59f5a7b0c06d4d59a434d556a50c2f28/FLAGb59f48fa5 [2019-11-25 22:29:33,679 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:33,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label20.c [2019-11-25 22:29:33,790 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0a2ceb5c/59f5a7b0c06d4d59a434d556a50c2f28/FLAGb59f48fa5 [2019-11-25 22:29:33,832 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0a2ceb5c/59f5a7b0c06d4d59a434d556a50c2f28 [2019-11-25 22:29:33,840 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:33,846 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:33,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:33,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:33,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:33,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:33" (1/1) ... [2019-11-25 22:29:33,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:33, skipping insertion in model container [2019-11-25 22:29:33,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:33" (1/1) ... [2019-11-25 22:29:33,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:34,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:39,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:39,148 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:41,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:41,769 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:41,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:41 WrapperNode [2019-11-25 22:29:41,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:41,775 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:41,775 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:41,775 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:41,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:41" (1/1) ... [2019-11-25 22:29:41,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:41" (1/1) ... [2019-11-25 22:29:42,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:42,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:42,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:42,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:42,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:41" (1/1) ... [2019-11-25 22:29:42,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:41" (1/1) ... [2019-11-25 22:29:42,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:41" (1/1) ... [2019-11-25 22:29:42,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:41" (1/1) ... [2019-11-25 22:29:43,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:41" (1/1) ... [2019-11-25 22:29:43,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:41" (1/1) ... [2019-11-25 22:29:43,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:41" (1/1) ... [2019-11-25 22:29:43,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:43,441 INFO L168 Benchmark]: Toolchain (without parser) took 9590.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 781.9 MB in the end (delta: 151.2 MB). Peak memory consumption was 151.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:43,443 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:29:43,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7923.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 906.9 MB in the end (delta: 26.1 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:43,448 INFO L168 Benchmark]: Boogie Procedure Inliner took 788.88 ms. Allocated memory is still 1.0 GB. Free memory was 906.9 MB in the beginning and 831.9 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:43,454 INFO L168 Benchmark]: Boogie Preprocessor took 867.53 ms. Allocated memory is still 1.0 GB. Free memory was 831.9 MB in the beginning and 781.9 MB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:43,464 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 7923.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 906.9 MB in the end (delta: 26.1 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 788.88 ms. Allocated memory is still 1.0 GB. Free memory was 906.9 MB in the beginning and 831.9 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 867.53 ms. Allocated memory is still 1.0 GB. Free memory was 831.9 MB in the beginning and 781.9 MB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:29:47,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:47,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:47,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:47,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:47,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:47,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:47,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:47,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:47,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:47,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:47,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:47,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:47,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:47,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:47,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:47,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:47,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:47,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:47,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:47,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:47,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:47,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:47,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:47,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:47,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:47,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:47,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:47,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:47,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:47,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:47,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:47,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:47,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:47,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:47,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:47,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:47,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:47,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:47,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:47,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:47,604 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:29:47,645 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:47,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:47,650 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:47,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:47,652 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:47,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:47,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:47,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:47,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:47,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:47,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:47,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:47,657 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:29:47,658 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:29:47,658 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:47,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:47,661 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:47,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:47,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:47,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:47,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:47,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:47,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:47,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:47,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:47,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:47,667 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:29:47,667 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:29:47,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:47,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:29:47,669 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 -> a5327d97d76e13f621be02c12c29ff9614d29820 [2019-11-25 22:29:48,265 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:48,296 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:48,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:48,310 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:48,312 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:48,314 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label20.c [2019-11-25 22:29:48,476 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac2d477a3/94cb7aab60d34fa7b3b26486ea00b8a3/FLAGe71681642 [2019-11-25 22:29:50,573 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:50,578 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label20.c [2019-11-25 22:29:50,710 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac2d477a3/94cb7aab60d34fa7b3b26486ea00b8a3/FLAGe71681642 [2019-11-25 22:29:50,752 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac2d477a3/94cb7aab60d34fa7b3b26486ea00b8a3 [2019-11-25 22:29:50,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:50,770 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:50,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:50,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:50,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:50,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:50" (1/1) ... [2019-11-25 22:29:50,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:50, skipping insertion in model container [2019-11-25 22:29:50,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:50" (1/1) ... [2019-11-25 22:29:50,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:51,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:56,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:56,178 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:59,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:59,254 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:59,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:59 WrapperNode [2019-11-25 22:29:59,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:59,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:59,261 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:59,261 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:59,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:59" (1/1) ... [2019-11-25 22:29:59,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:59" (1/1) ... [2019-11-25 22:29:59,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:59,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:59,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:59,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:59,981 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:59" (1/1) ... [2019-11-25 22:29:59,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:59" (1/1) ... [2019-11-25 22:30:00,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:59" (1/1) ... [2019-11-25 22:30:00,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:59" (1/1) ... [2019-11-25 22:30:00,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:59" (1/1) ... [2019-11-25 22:30:00,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:59" (1/1) ... [2019-11-25 22:30:00,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:59" (1/1) ... [2019-11-25 22:30:00,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:30:00,635 INFO L168 Benchmark]: Toolchain (without parser) took 9860.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 747.7 MB in the end (delta: 191.0 MB). Peak memory consumption was 191.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:00,636 INFO L168 Benchmark]: CDTParser took 3.54 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:30:00,639 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8483.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 874.1 MB in the end (delta: 64.7 MB). Peak memory consumption was 272.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:00,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 696.13 ms. Allocated memory is still 1.0 GB. Free memory was 874.1 MB in the beginning and 798.3 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:00,643 INFO L168 Benchmark]: Boogie Preprocessor took 672.19 ms. Allocated memory is still 1.0 GB. Free memory was 798.3 MB in the beginning and 747.7 MB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:00,656 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.54 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 8483.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 874.1 MB in the end (delta: 64.7 MB). Peak memory consumption was 272.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 696.13 ms. Allocated memory is still 1.0 GB. Free memory was 874.1 MB in the beginning and 798.3 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 672.19 ms. Allocated memory is still 1.0 GB. Free memory was 798.3 MB in the beginning and 747.7 MB in the end (delta: 50.5 MB). Peak memory consumption was 50.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...