./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label27.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/Problem12_label27.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e2247d1792c24240bd2825854a791a4231a35bbe ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label27.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e2247d1792c24240bd2825854a791a4231a35bbe ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:55:28,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:28,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:28,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:28,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:28,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:28,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:28,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:28,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:28,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:28,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:28,938 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:28,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:28,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:28,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:28,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:28,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:28,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:28,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:28,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:28,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:28,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:28,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:29,002 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:29,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:29,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:29,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:29,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:29,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:29,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:29,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:29,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:29,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:29,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:29,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:29,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:29,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:29,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:29,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:29,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:29,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:29,039 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:29,079 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:29,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:29,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:29,085 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:29,086 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:29,086 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:29,089 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:29,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:29,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:29,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:29,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:29,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:29,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:29,092 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:29,094 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:29,094 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:29,094 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:29,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:29,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:29,097 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:29,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:29,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:29,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:29,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:29,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:29,099 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:29,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:29,102 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:29,102 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 -> e2247d1792c24240bd2825854a791a4231a35bbe [2019-11-27 15:55:29,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:29,671 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:29,681 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:29,685 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:29,686 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:29,687 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label27.c [2019-11-27 15:55:29,858 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18b97bf29/f6874121651f497d8c168bf54fafd092/FLAG9d907565b [2019-11-27 15:55:31,600 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:31,601 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label27.c [2019-11-27 15:55:31,685 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18b97bf29/f6874121651f497d8c168bf54fafd092/FLAG9d907565b [2019-11-27 15:55:31,726 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18b97bf29/f6874121651f497d8c168bf54fafd092 [2019-11-27 15:55:31,734 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:31,739 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:31,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:31,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:31,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:31,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:31" (1/1) ... [2019-11-27 15:55:31,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:31, skipping insertion in model container [2019-11-27 15:55:31,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:31" (1/1) ... [2019-11-27 15:55:31,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:32,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:34,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:34,905 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:36,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:36,389 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:36,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36 WrapperNode [2019-11-27 15:55:36,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:36,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:36,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:36,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:36,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:36,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:37,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:37,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:37,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:37,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,742 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:38,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:38,662 INFO L168 Benchmark]: Toolchain (without parser) took 6917.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 907.1 MB in the end (delta: 43.1 MB). Peak memory consumption was 318.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,664 INFO L168 Benchmark]: CDTParser took 2.52 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:55:38,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4650.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,670 INFO L168 Benchmark]: Boogie Procedure Inliner took 819.77 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,674 INFO L168 Benchmark]: Boogie Preprocessor took 1440.56 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 907.1 MB in the end (delta: -155.1 MB). Peak memory consumption was 120.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,686 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.52 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 4650.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 819.77 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1440.56 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 907.1 MB in the end (delta: -155.1 MB). Peak memory consumption was 120.0 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 0.1.24-509859d [2019-11-27 15:55:42,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:42,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:42,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:42,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:42,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:42,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:42,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:42,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:42,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:42,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:42,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:42,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:42,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:42,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:42,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:42,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:42,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:42,918 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:42,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:42,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:42,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:42,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:42,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:42,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:42,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:42,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:42,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:42,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:42,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:42,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:42,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:42,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:42,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:42,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:42,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:42,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:42,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:42,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:42,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:42,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:43,001 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:43,049 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:43,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:43,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:43,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:43,060 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:43,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:43,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:43,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:43,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:43,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:43,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:43,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:43,067 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:43,068 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:43,070 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:43,070 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:43,070 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:43,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:43,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:43,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:43,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:43,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:43,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:43,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:43,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:43,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:43,078 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:43,080 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:43,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:43,080 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:43,082 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 -> e2247d1792c24240bd2825854a791a4231a35bbe [2019-11-27 15:55:43,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:43,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:43,716 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:43,721 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:43,722 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:43,724 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label27.c [2019-11-27 15:55:43,885 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2859ef839/02d27e08511244a8a4fded83d1e79346/FLAGc01ccb9b5 [2019-11-27 15:55:45,592 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:45,593 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label27.c [2019-11-27 15:55:45,687 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2859ef839/02d27e08511244a8a4fded83d1e79346/FLAGc01ccb9b5 [2019-11-27 15:55:46,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2859ef839/02d27e08511244a8a4fded83d1e79346 [2019-11-27 15:55:46,159 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:46,163 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:46,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:46,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:46,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:46,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:46,192 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 27.11 03:55:46, skipping insertion in model container [2019-11-27 15:55:46,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:46,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:46,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:49,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:49,509 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:51,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:51,167 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:51,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51 WrapperNode [2019-11-27 15:55:51,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:51,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:51,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:51,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:51,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:51,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:51,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:51,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:51,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:51,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:51,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:51,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:51,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:51,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:52,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:52,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:52,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:51" (1/1) ... [2019-11-27 15:55:52,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:52,672 INFO L168 Benchmark]: Toolchain (without parser) took 6506.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 942.7 MB in the end (delta: 11.8 MB). Peak memory consumption was 292.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:52,673 INFO L168 Benchmark]: CDTParser took 3.61 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 15:55:52,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5005.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 774.8 MB in the end (delta: 179.7 MB). Peak memory consumption was 179.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:52,678 INFO L168 Benchmark]: Boogie Procedure Inliner took 577.11 ms. Allocated memory is still 1.0 GB. Free memory was 774.8 MB in the beginning and 739.0 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:52,683 INFO L168 Benchmark]: Boogie Preprocessor took 914.97 ms. Allocated memory is still 1.0 GB. Free memory was 739.0 MB in the beginning and 942.7 MB in the end (delta: -203.7 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:52,693 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.61 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 5005.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 774.8 MB in the end (delta: 179.7 MB). Peak memory consumption was 179.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 577.11 ms. Allocated memory is still 1.0 GB. Free memory was 774.8 MB in the beginning and 739.0 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 914.97 ms. Allocated memory is still 1.0 GB. Free memory was 739.0 MB in the beginning and 942.7 MB in the end (delta: -203.7 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...