./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-tiling/rewnifrev2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/rewnifrev2.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 fbc79bf8f0843710eda6d499779c918b64e94211 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/rewnifrev2.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 fbc79bf8f0843710eda6d499779c918b64e94211 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:35:38,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:38,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:38,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:38,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:38,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:38,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:38,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:38,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:38,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:38,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:38,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:38,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:38,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:38,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:38,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:38,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:38,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:38,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:38,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:38,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:38,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:38,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:38,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:38,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:38,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:38,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:38,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:38,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:38,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:38,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:38,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:38,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:38,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:38,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:38,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:38,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:38,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:38,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:38,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:38,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:38,862 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:35:38,904 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:38,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:38,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:38,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:38,914 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:38,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:38,915 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:38,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:35:38,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:38,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:38,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:38,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:38,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:38,920 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:38,921 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:38,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:38,921 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:38,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:38,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:38,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:38,925 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:38,925 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:38,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:38,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:38,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:38,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:38,927 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:35:38,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:35:38,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:38,929 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 -> fbc79bf8f0843710eda6d499779c918b64e94211 [2019-11-24 20:35:39,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:39,519 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:39,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:39,534 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:39,537 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:39,538 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewnifrev2.c [2019-11-24 20:35:39,704 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d8f9312e/585c4f323f5b4732a7d1ef9607bfeb82/FLAG0c07b6d7b [2019-11-24 20:35:40,769 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:40,772 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewnifrev2.c [2019-11-24 20:35:40,789 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d8f9312e/585c4f323f5b4732a7d1ef9607bfeb82/FLAG0c07b6d7b [2019-11-24 20:35:40,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d8f9312e/585c4f323f5b4732a7d1ef9607bfeb82 [2019-11-24 20:35:40,834 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:40,836 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:40,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:40,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:40,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:40,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:40" (1/1) ... [2019-11-24 20:35:40,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@334892be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:40, skipping insertion in model container [2019-11-24 20:35:40,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:40" (1/1) ... [2019-11-24 20:35:40,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:40,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:41,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:41,414 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:41,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:41,476 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:41,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41 WrapperNode [2019-11-24 20:35:41,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:41,490 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:41,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:41,491 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:41,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:41,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:41,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:41,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:41,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,751 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:41,766 INFO L168 Benchmark]: Toolchain (without parser) took 918.69 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. [2019-11-24 20:35:41,770 INFO L168 Benchmark]: CDTParser took 0.98 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. [2019-11-24 20:35:41,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.30 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. [2019-11-24 20:35:41,781 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.93 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. [2019-11-24 20:35:41,783 INFO L168 Benchmark]: Boogie Preprocessor took 81.51 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. [2019-11-24 20:35:41,797 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98 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 641.30 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 179.93 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 81.51 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 0.1.24-32f2683 [2019-11-24 20:35:45,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:45,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:45,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:45,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:45,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:45,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:45,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:45,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:45,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:45,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:45,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:45,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:45,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:45,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:45,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:45,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:45,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:45,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:45,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:45,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:45,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:45,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:45,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:45,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:45,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:45,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:45,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:45,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:45,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:45,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:45,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:45,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:45,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:45,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:45,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:45,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:45,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:45,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:45,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:45,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:45,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:35:45,879 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:45,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:45,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:45,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:45,885 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:45,888 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:45,888 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:45,889 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:45,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:45,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:45,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:45,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:45,893 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:45,893 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:35:45,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:35:45,894 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:45,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:45,894 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:45,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:45,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:45,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:45,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:45,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:45,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:45,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:45,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:45,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:45,902 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:35:45,902 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:35:45,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:45,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:35:45,905 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 -> fbc79bf8f0843710eda6d499779c918b64e94211 [2019-11-24 20:35:46,491 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:46,523 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:46,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:46,535 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:46,538 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:46,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewnifrev2.c [2019-11-24 20:35:46,708 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85e2f3d61/942046c945524ca392fe46f48cbfb6c9/FLAG9218d94e0 [2019-11-24 20:35:47,794 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:47,795 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewnifrev2.c [2019-11-24 20:35:47,814 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85e2f3d61/942046c945524ca392fe46f48cbfb6c9/FLAG9218d94e0 [2019-11-24 20:35:47,858 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85e2f3d61/942046c945524ca392fe46f48cbfb6c9 [2019-11-24 20:35:47,871 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:47,873 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:47,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:47,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:47,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:47,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:47" (1/1) ... [2019-11-24 20:35:47,899 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 24.11 08:35:47, skipping insertion in model container [2019-11-24 20:35:47,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:47" (1/1) ... [2019-11-24 20:35:47,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:47,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:48,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:48,469 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:48,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:48,524 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:48,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48 WrapperNode [2019-11-24 20:35:48,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:48,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:48,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:48,533 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:48,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:48,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:48,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:48,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:48,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:48,766 INFO L168 Benchmark]: Toolchain (without parser) took 889.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:48,769 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:48,773 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.21 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:48,775 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:48,778 INFO L168 Benchmark]: Boogie Preprocessor took 79.55 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:48,789 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 648.21 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 79.55 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 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...