./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-tiling/rewrev.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/array-tiling/rewrev.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 c19eb900e0dc2816d34f712a511b03d8de6b5121 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/array-tiling/rewrev.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 c19eb900e0dc2816d34f712a511b03d8de6b5121 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:38:36,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:38:36,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:38:36,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:38:36,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:38:36,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:38:36,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:38:36,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:38:36,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:38:36,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:38:36,887 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:38:36,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:38:36,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:38:36,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:38:36,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:38:36,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:38:36,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:38:36,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:38:36,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:38:36,939 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:38:36,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:38:36,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:38:36,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:38:36,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:38:36,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:38:36,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:38:36,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:38:36,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:38:36,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:38:36,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:38:36,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:38:36,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:38:36,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:38:36,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:38:36,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:38:36,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:38:36,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:38:36,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:38:36,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:38:36,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:38:37,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:38:37,003 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:38:37,047 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:38:37,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:38:37,053 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:38:37,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:38:37,053 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:38:37,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:38:37,056 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:38:37,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:38:37,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:38:37,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:38:37,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:38:37,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:38:37,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:38:37,061 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:38:37,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:38:37,062 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:38:37,062 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:38:37,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:38:37,066 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:38:37,066 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:38:37,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:38:37,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:38:37,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:38:37,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:38:37,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:38:37,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:38:37,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:38:37,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:38:37,071 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 -> c19eb900e0dc2816d34f712a511b03d8de6b5121 [2019-11-27 15:38:37,634 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:38:37,665 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:38:37,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:38:37,675 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:38:37,677 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:38:37,678 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewrev.c [2019-11-27 15:38:37,843 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31a9f3c5/da04aa9e38ec4ddc9822131949723512/FLAG317fd699c [2019-11-27 15:38:38,908 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:38:38,911 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewrev.c [2019-11-27 15:38:38,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31a9f3c5/da04aa9e38ec4ddc9822131949723512/FLAG317fd699c [2019-11-27 15:38:38,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31a9f3c5/da04aa9e38ec4ddc9822131949723512 [2019-11-27 15:38:38,975 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:38:38,980 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:38:38,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:38,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:38:38,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:38:38,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:38" (1/1) ... [2019-11-27 15:38:39,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a0bf7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:39, skipping insertion in model container [2019-11-27 15:38:39,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:38" (1/1) ... [2019-11-27 15:38:39,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:38:39,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:38:39,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:39,537 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:38:39,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:39,610 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:38:39,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:39 WrapperNode [2019-11-27 15:38:39,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:39,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:39,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:38:39,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:38:39,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:39" (1/1) ... [2019-11-27 15:38:39,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:39" (1/1) ... [2019-11-27 15:38:39,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:39,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:38:39,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:38:39,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:38:39,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:39" (1/1) ... [2019-11-27 15:38:39,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:39" (1/1) ... [2019-11-27 15:38:39,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:39" (1/1) ... [2019-11-27 15:38:39,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:39" (1/1) ... [2019-11-27 15:38:39,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:39" (1/1) ... [2019-11-27 15:38:39,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:39" (1/1) ... [2019-11-27 15:38:39,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:39" (1/1) ... [2019-11-27 15:38:39,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:38:39,878 INFO L168 Benchmark]: Toolchain (without parser) took 892.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:39,879 INFO L168 Benchmark]: CDTParser took 1.48 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 15:38:39,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.36 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:39,897 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 996.9 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:39,900 INFO L168 Benchmark]: Boogie Preprocessor took 70.35 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:39,911 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48 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 627.36 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 178.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 996.9 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.35 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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 0.1.24-509859d [2019-11-27 15:38:43,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:38:43,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:38:43,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:38:43,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:38:43,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:38:43,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:38:43,844 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:38:43,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:38:43,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:38:43,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:38:43,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:38:43,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:38:43,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:38:43,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:38:43,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:38:43,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:38:43,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:38:43,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:38:43,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:38:43,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:38:43,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:38:43,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:38:43,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:38:43,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:38:43,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:38:43,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:38:43,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:38:43,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:38:43,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:38:43,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:38:43,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:38:43,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:38:43,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:38:43,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:38:43,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:38:43,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:38:43,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:38:43,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:38:43,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:38:43,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:38:43,960 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:38:44,000 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:38:44,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:38:44,007 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:38:44,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:38:44,009 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:38:44,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:38:44,011 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:38:44,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:38:44,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:38:44,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:38:44,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:38:44,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:38:44,016 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:38:44,017 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:38:44,017 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:38:44,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:38:44,018 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:38:44,021 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:38:44,021 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:38:44,022 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:38:44,022 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:38:44,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:38:44,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:38:44,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:38:44,023 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:38:44,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:38:44,026 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:38:44,026 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:38:44,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:38:44,027 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:38:44,028 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 -> c19eb900e0dc2816d34f712a511b03d8de6b5121 [2019-11-27 15:38:44,630 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:38:44,663 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:38:44,670 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:38:44,672 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:38:44,675 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:38:44,677 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewrev.c [2019-11-27 15:38:44,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6aa66a66/9dee77ff255741eaa5b6a13cb95f2a69/FLAGfec7aa294 [2019-11-27 15:38:45,919 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:38:45,920 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewrev.c [2019-11-27 15:38:45,937 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6aa66a66/9dee77ff255741eaa5b6a13cb95f2a69/FLAGfec7aa294 [2019-11-27 15:38:45,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6aa66a66/9dee77ff255741eaa5b6a13cb95f2a69 [2019-11-27 15:38:45,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:38:45,994 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:38:45,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:45,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:38:46,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:38:46,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:45" (1/1) ... [2019-11-27 15:38:46,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:46, skipping insertion in model container [2019-11-27 15:38:46,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:45" (1/1) ... [2019-11-27 15:38:46,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:38:46,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:38:46,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:46,550 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:38:46,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:46,694 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:38:46,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:46 WrapperNode [2019-11-27 15:38:46,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:46,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:46,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:38:46,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:38:46,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:46" (1/1) ... [2019-11-27 15:38:46,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:46" (1/1) ... [2019-11-27 15:38:46,757 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:46,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:38:46,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:38:46,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:38:46,774 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:46" (1/1) ... [2019-11-27 15:38:46,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:46" (1/1) ... [2019-11-27 15:38:46,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:46" (1/1) ... [2019-11-27 15:38:46,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:46" (1/1) ... [2019-11-27 15:38:46,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:46" (1/1) ... [2019-11-27 15:38:46,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:46" (1/1) ... [2019-11-27 15:38:46,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:46" (1/1) ... [2019-11-27 15:38:46,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:38:46,838 INFO L168 Benchmark]: Toolchain (without parser) took 840.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.0 MB in the end (delta: -29.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:46,840 INFO L168 Benchmark]: CDTParser took 2.90 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 15:38:46,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 697.80 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 1.0 GB in the end (delta: -40.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:46,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.15 ms. Allocated memory is still 1.0 GB. Free memory was 1.0 GB in the beginning and 996.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:46,845 INFO L168 Benchmark]: Boogie Preprocessor took 72.77 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:46,864 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.90 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 697.80 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 1.0 GB in the end (delta: -40.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 62.15 ms. Allocated memory is still 1.0 GB. Free memory was 1.0 GB in the beginning and 996.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.77 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 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...