./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label10.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/Problem02_label10.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 ebfe45d4aa38a1256db2ee760b5b480b689c30c4 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label10.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 ebfe45d4aa38a1256db2ee760b5b480b689c30c4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:34:01,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:01,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:01,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:01,798 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:01,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:01,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:01,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:01,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:01,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:01,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:01,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:01,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:01,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:01,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:01,853 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:01,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:01,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:01,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:01,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:01,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:01,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:01,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:01,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:01,904 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:01,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:01,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:01,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:01,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:01,911 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:01,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:01,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:01,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:01,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:01,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:01,924 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:01,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:01,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:01,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:01,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:01,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:01,934 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:01,974 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:01,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:01,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:01,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:01,980 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:01,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:01,981 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:01,983 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:01,983 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:01,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:01,984 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:01,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:01,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:01,986 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:01,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:01,989 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:01,989 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:01,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:01,990 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:01,990 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:01,991 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:01,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:01,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:01,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:01,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:01,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:01,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:01,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:01,995 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 -> ebfe45d4aa38a1256db2ee760b5b480b689c30c4 [2019-11-26 16:34:02,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:02,567 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:02,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:02,578 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:02,583 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:02,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label10.c [2019-11-26 16:34:02,742 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb003d727/b7c604e5b5bf4f8095b9fd1a3d440705/FLAG86c65b4c3 [2019-11-26 16:34:03,978 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:03,979 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label10.c [2019-11-26 16:34:04,011 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb003d727/b7c604e5b5bf4f8095b9fd1a3d440705/FLAG86c65b4c3 [2019-11-26 16:34:04,048 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb003d727/b7c604e5b5bf4f8095b9fd1a3d440705 [2019-11-26 16:34:04,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:04,065 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:04,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:04,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:04,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:04,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:04" (1/1) ... [2019-11-26 16:34:04,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:04, skipping insertion in model container [2019-11-26 16:34:04,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:04" (1/1) ... [2019-11-26 16:34:04,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:04,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:05,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:05,259 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:05,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:05,585 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:05,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05 WrapperNode [2019-11-26 16:34:05,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:05,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:05,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:05,594 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:05,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:05,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:05,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:05,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:05,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:05" (1/1) ... [2019-11-26 16:34:05,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:05,980 INFO L168 Benchmark]: Toolchain (without parser) took 1912.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.0 MB in the end (delta: -4.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:05,983 INFO L168 Benchmark]: CDTParser took 0.35 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 16:34:05,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1523.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.4 MB in the end (delta: -15.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:05,989 INFO L168 Benchmark]: Boogie Procedure Inliner took 215.50 ms. Allocated memory is still 1.0 GB. Free memory was 977.4 MB in the beginning and 971.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:05,990 INFO L168 Benchmark]: Boogie Preprocessor took 162.04 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:06,004 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1523.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.4 MB in the end (delta: -15.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 215.50 ms. Allocated memory is still 1.0 GB. Free memory was 977.4 MB in the beginning and 971.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 162.04 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:09,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:09,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:09,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:09,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:09,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:09,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:09,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:09,951 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:09,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:09,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:09,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:09,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:09,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:09,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:09,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:09,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:09,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:09,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:10,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:10,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:10,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:10,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:10,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:10,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:10,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:10,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:10,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:10,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:10,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:10,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:10,043 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:10,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:10,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:10,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:10,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:10,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:10,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:10,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:10,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:10,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:10,062 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:10,097 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:10,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:10,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:10,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:10,106 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:10,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:10,107 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:10,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:10,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:10,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:10,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:10,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:10,111 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:10,111 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:10,114 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:10,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:10,114 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:10,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:10,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:10,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:10,116 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:10,117 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:10,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:10,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:10,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:10,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:10,119 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:10,121 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:10,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:10,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:10,123 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 -> ebfe45d4aa38a1256db2ee760b5b480b689c30c4 [2019-11-26 16:34:10,759 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:10,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:10,793 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:10,799 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:10,800 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:10,802 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label10.c [2019-11-26 16:34:10,957 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/651e14b27/b9f680bed6dd493cb334785b565e38d1/FLAG8a73d3497 [2019-11-26 16:34:12,171 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:12,173 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label10.c [2019-11-26 16:34:12,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/651e14b27/b9f680bed6dd493cb334785b565e38d1/FLAG8a73d3497 [2019-11-26 16:34:12,245 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/651e14b27/b9f680bed6dd493cb334785b565e38d1 [2019-11-26 16:34:12,256 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:12,258 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:12,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:12,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:12,271 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:12,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:12" (1/1) ... [2019-11-26 16:34:12,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:12, skipping insertion in model container [2019-11-26 16:34:12,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:12" (1/1) ... [2019-11-26 16:34:12,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:12,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:13,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:13,531 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:13,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:13,862 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:13,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13 WrapperNode [2019-11-26 16:34:13,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:13,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:13,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:13,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:13,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:13,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:14,091 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:14,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:14,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:14,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:14,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:14,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:14,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:14,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:14,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:14,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:14,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:13" (1/1) ... [2019-11-26 16:34:14,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:14,294 INFO L168 Benchmark]: Toolchain (without parser) took 2027.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.7 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:14,295 INFO L168 Benchmark]: CDTParser took 0.37 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 16:34:14,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1606.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.2 MB in the end (delta: -513.8 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:14,305 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.67 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:14,306 INFO L168 Benchmark]: Boogie Preprocessor took 190.76 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:14,320 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1606.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.2 MB in the end (delta: -513.8 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 221.67 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 190.76 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...