./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label30.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem16_label30.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 628c4cc314cd08255e17a8a5e26ed6e2a5714122 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem16_label30.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 628c4cc314cd08255e17a8a5e26ed6e2a5714122 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:45,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:45,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:45,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:45,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:45,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:45,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:45,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:45,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:45,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:45,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:45,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:45,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:45,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:45,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:45,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:45,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:45,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:45,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:45,910 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:45,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:45,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:45,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:45,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:45,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:45,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:45,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:45,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:45,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:45,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:45,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:45,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:45,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:45,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:45,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:45,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:45,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:45,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:45,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:45,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:45,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:45,966 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:46,021 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:46,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:46,028 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:46,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:46,034 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:46,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:46,035 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:46,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:46,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:46,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:46,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:46,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:46,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:46,039 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:46,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:46,041 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:46,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:46,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:46,042 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:46,044 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:46,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:46,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:46,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:46,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:46,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:46,047 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:46,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:46,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:46,049 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 -> 628c4cc314cd08255e17a8a5e26ed6e2a5714122 [2019-11-26 16:49:46,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:46,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:46,613 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:46,617 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:46,621 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:46,622 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label30.c [2019-11-26 16:49:46,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90ff0218c/6ba19f76e2f54659936f4240c8e7a745/FLAGc86594e0d [2019-11-26 16:49:48,181 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:48,182 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label30.c [2019-11-26 16:49:48,220 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90ff0218c/6ba19f76e2f54659936f4240c8e7a745/FLAGc86594e0d [2019-11-26 16:49:48,484 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90ff0218c/6ba19f76e2f54659936f4240c8e7a745 [2019-11-26 16:49:48,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:48,495 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:48,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:48,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:48,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:48,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:48" (1/1) ... [2019-11-26 16:49:48,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:48, skipping insertion in model container [2019-11-26 16:49:48,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:48" (1/1) ... [2019-11-26 16:49:48,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:48,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:50,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:50,356 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:50,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:50,898 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:50,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50 WrapperNode [2019-11-26 16:49:50,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:50,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:50,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:50,903 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:50,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:50,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:51,292 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:51,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:51,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:51,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:51,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:51,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:51,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:51,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:51,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:51,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:51,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:51,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:51,684 INFO L168 Benchmark]: Toolchain (without parser) took 3184.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 906.9 MB in the end (delta: 49.0 MB). Peak memory consumption was 49.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:51,685 INFO L168 Benchmark]: CDTParser took 0.57 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. [2019-11-26 16:49:51,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2400.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 947.3 MB in the end (delta: 8.6 MB). Peak memory consumption was 41.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:51,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 394.05 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 924.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:51,695 INFO L168 Benchmark]: Boogie Preprocessor took 380.17 ms. Allocated memory is still 1.0 GB. Free memory was 924.4 MB in the beginning and 906.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:51,707 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 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 2400.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 947.3 MB in the end (delta: 8.6 MB). Peak memory consumption was 41.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 394.05 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 924.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 380.17 ms. Allocated memory is still 1.0 GB. Free memory was 924.4 MB in the beginning and 906.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 0.1.24-025d5a2 [2019-11-26 16:49:55,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:55,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:55,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:55,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:55,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:55,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:55,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:55,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:55,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:55,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:55,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:55,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:55,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:55,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:55,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:55,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:55,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:55,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:55,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:55,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:55,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:55,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:55,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:55,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:55,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:55,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:55,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:55,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:55,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:55,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:55,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:55,976 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:55,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:55,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:55,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:55,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:55,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:55,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:55,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:55,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:55,998 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:56,046 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:56,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:56,052 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:56,052 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:56,053 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:56,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:56,055 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:56,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:56,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:56,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:56,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:56,060 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:56,063 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:56,063 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:56,064 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:56,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:56,064 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:56,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:56,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:56,065 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:56,066 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:56,066 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:56,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:56,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:56,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:56,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:56,069 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:56,071 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:56,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:56,071 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:56,073 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 -> 628c4cc314cd08255e17a8a5e26ed6e2a5714122 [2019-11-26 16:49:56,714 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:56,743 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:56,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:56,754 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:56,757 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:56,759 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label30.c [2019-11-26 16:49:56,907 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/789e121bb/6dac0f2b1c7348949d3fea7b0ee1bf62/FLAG78b5fa51c [2019-11-26 16:49:58,282 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:58,285 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label30.c [2019-11-26 16:49:58,329 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/789e121bb/6dac0f2b1c7348949d3fea7b0ee1bf62/FLAG78b5fa51c [2019-11-26 16:49:58,573 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/789e121bb/6dac0f2b1c7348949d3fea7b0ee1bf62 [2019-11-26 16:49:58,583 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:58,606 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:58,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:58,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:58,626 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:58,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:58" (1/1) ... [2019-11-26 16:49:58,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:58, skipping insertion in model container [2019-11-26 16:49:58,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:58" (1/1) ... [2019-11-26 16:49:58,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:58,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:00,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:00,566 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:01,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:01,167 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:01,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01 WrapperNode [2019-11-26 16:50:01,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:01,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:01,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:01,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:01,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:01,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:01,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:01,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:01,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:01,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:01,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:01,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:01,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:01,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:01,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:01,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:01,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:01" (1/1) ... [2019-11-26 16:50:01,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:01,686 INFO L168 Benchmark]: Toolchain (without parser) took 3094.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 902.4 MB in the end (delta: 60.7 MB). Peak memory consumption was 60.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:01,687 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-26 16:50:01,692 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2556.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 925.3 MB in the end (delta: 37.8 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:01,693 INFO L168 Benchmark]: Boogie Procedure Inliner took 281.85 ms. Allocated memory is still 1.0 GB. Free memory was 925.3 MB in the beginning and 913.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:01,699 INFO L168 Benchmark]: Boogie Preprocessor took 225.69 ms. Allocated memory is still 1.0 GB. Free memory was 913.9 MB in the beginning and 902.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:01,709 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 2556.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 925.3 MB in the end (delta: 37.8 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 281.85 ms. Allocated memory is still 1.0 GB. Free memory was 925.3 MB in the beginning and 913.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 225.69 ms. Allocated memory is still 1.0 GB. Free memory was 913.9 MB in the beginning and 902.4 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...