./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem01_label51.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 1924a8dde25e8984c73792fdb4b4e419be9487c7 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label51.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 1924a8dde25e8984c73792fdb4b4e419be9487c7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:01,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:01,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:01,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:01,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:01,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:01,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:01,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:01,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:01,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:01,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:01,766 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:01,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:01,773 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:01,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:01,782 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:01,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:01,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:01,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:01,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:01,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:01,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:01,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:01,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:01,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:01,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:01,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:01,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:01,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:01,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:01,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:01,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:01,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:01,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:01,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:01,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:01,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:01,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:01,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:01,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:01,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:01,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:01,904 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:01,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:01,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:01,913 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:01,913 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:01,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:01,914 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:01,914 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:01,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:01,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:01,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:01,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:01,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:01,920 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:01,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:01,921 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:01,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:01,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:01,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:01,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:01,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:01,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:01,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:01,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:01,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:01,927 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:01,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:01,928 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:01,928 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 -> 1924a8dde25e8984c73792fdb4b4e419be9487c7 [2019-11-27 09:21:02,515 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:02,554 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:02,558 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:02,565 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:02,566 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:02,567 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label51.c [2019-11-27 09:21:02,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3e46d1b4/72eb092d36844c749a372177dbef0e1b/FLAGedce0a115 [2019-11-27 09:21:03,986 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:03,987 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label51.c [2019-11-27 09:21:04,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3e46d1b4/72eb092d36844c749a372177dbef0e1b/FLAGedce0a115 [2019-11-27 09:21:04,058 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3e46d1b4/72eb092d36844c749a372177dbef0e1b [2019-11-27 09:21:04,066 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:04,072 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:04,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:04,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:04,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:04,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:04" (1/1) ... [2019-11-27 09:21:04,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:04, skipping insertion in model container [2019-11-27 09:21:04,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:04" (1/1) ... [2019-11-27 09:21:04,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:04,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:05,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:05,335 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:05,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:05,635 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:05,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05 WrapperNode [2019-11-27 09:21:05,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:05,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:05,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:05,647 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:05,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:05,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:05,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:05,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:05,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:05,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:05,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:05,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:05,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:05,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:05,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:06,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:06,050 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:06,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:06,084 INFO L168 Benchmark]: Toolchain (without parser) took 2005.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 967.0 MB in the end (delta: -6.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:06,086 INFO L168 Benchmark]: CDTParser took 1.29 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 09:21:06,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1567.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.2 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:06,094 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.15 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:06,101 INFO L168 Benchmark]: Boogie Preprocessor took 195.89 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:06,107 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29 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 1567.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.2 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.15 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.89 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 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-da95e15 [2019-11-27 09:21:09,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:09,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:09,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:09,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:09,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:09,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:09,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:09,951 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:09,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:09,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:09,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:09,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:09,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:09,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:09,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:09,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:09,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:09,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:09,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:10,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:10,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:10,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:10,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:10,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:10,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:10,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:10,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:10,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:10,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:10,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:10,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:10,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:10,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:10,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:10,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:10,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:10,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:10,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:10,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:10,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:10,057 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:10,098 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:10,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:10,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:10,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:10,108 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:10,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:10,109 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:10,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:10,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:10,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:10,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:10,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:10,114 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:10,114 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:10,115 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:10,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:10,115 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:10,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:10,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:10,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:10,119 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:10,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:10,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:10,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:10,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:10,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:10,121 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:10,121 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:10,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:10,124 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:10,124 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 -> 1924a8dde25e8984c73792fdb4b4e419be9487c7 [2019-11-27 09:21:10,630 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:10,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:10,671 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:10,673 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:10,676 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:10,678 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label51.c [2019-11-27 09:21:10,837 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86208f90e/bec9bc0977dc44d891f1272e7168a75a/FLAG5aa5e498d [2019-11-27 09:21:12,069 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:12,072 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label51.c [2019-11-27 09:21:12,102 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86208f90e/bec9bc0977dc44d891f1272e7168a75a/FLAG5aa5e498d [2019-11-27 09:21:12,143 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86208f90e/bec9bc0977dc44d891f1272e7168a75a [2019-11-27 09:21:12,154 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:12,159 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:12,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:12,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:12,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:12,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:12" (1/1) ... [2019-11-27 09:21:12,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f9736e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:12, skipping insertion in model container [2019-11-27 09:21:12,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:12" (1/1) ... [2019-11-27 09:21:12,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:12,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:13,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:13,325 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:13,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:13,643 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:13,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13 WrapperNode [2019-11-27 09:21:13,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:13,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:13,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:13,650 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:13,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:13,724 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:13,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:13,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:13,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:13,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:13,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:13,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:13,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:13,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:13,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:14,022 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:14,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:14,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:14,066 INFO L168 Benchmark]: Toolchain (without parser) took 1904.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 954.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:14,067 INFO L168 Benchmark]: CDTParser took 0.42 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 09:21:14,071 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1480.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.4 MB in the end (delta: -6.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:14,073 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.86 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:14,077 INFO L168 Benchmark]: Boogie Preprocessor took 172.84 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:14,088 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1480.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.4 MB in the end (delta: -6.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 236.86 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 172.84 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...