./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-multidimensional/diff-3-n-u.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-multidimensional/diff-3-n-u.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 40bc9e07b9a1943395eba39d047966146a6d7872 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-multidimensional/diff-3-n-u.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 40bc9e07b9a1943395eba39d047966146a6d7872 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:36:13,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:36:13,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:36:13,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:36:13,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:36:13,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:36:13,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:36:13,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:36:13,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:36:13,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:36:13,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:36:13,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:36:13,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:36:13,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:36:13,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:36:13,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:36:13,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:36:13,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:36:13,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:36:13,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:36:13,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:36:13,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:36:13,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:36:13,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:36:13,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:36:13,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:36:13,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:36:13,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:36:13,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:36:13,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:36:13,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:36:13,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:36:13,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:36:13,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:36:13,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:36:13,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:36:13,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:36:13,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:36:13,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:36:13,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:36:13,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:36:13,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:36:13,878 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:36:13,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:36:13,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:36:13,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:36:13,885 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:36:13,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:36:13,887 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:36:13,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:36:13,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:36:13,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:36:13,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:36:13,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:36:13,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:36:13,893 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:36:13,893 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:36:13,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:36:13,895 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:36:13,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:36:13,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:36:13,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:36:13,897 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:36:13,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:36:13,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:36:13,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:36:13,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:36:13,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:36:13,901 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:36:13,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:36:13,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:36:13,902 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 -> 40bc9e07b9a1943395eba39d047966146a6d7872 [2019-11-24 20:36:14,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:36:14,532 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:36:14,539 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:36:14,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:36:14,547 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:36:14,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2019-11-24 20:36:14,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/645bc4752/0b2f5c6421404174ad0fa7353aa3dd96/FLAG2d1d2f94a [2019-11-24 20:36:15,809 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:36:15,810 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2019-11-24 20:36:15,828 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/645bc4752/0b2f5c6421404174ad0fa7353aa3dd96/FLAG2d1d2f94a [2019-11-24 20:36:15,867 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/645bc4752/0b2f5c6421404174ad0fa7353aa3dd96 [2019-11-24 20:36:15,876 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:36:15,878 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:36:15,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:15,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:36:15,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:36:15,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:15" (1/1) ... [2019-11-24 20:36:15,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:15, skipping insertion in model container [2019-11-24 20:36:15,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:15" (1/1) ... [2019-11-24 20:36:15,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:36:15,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:36:16,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:16,450 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:36:16,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:16,678 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:36:16,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:16 WrapperNode [2019-11-24 20:36:16,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:16,685 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:16,685 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:36:16,685 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:36:16,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:16" (1/1) ... [2019-11-24 20:36:16,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:16" (1/1) ... [2019-11-24 20:36:16,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:16,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:36:16,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:36:16,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:36:16,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:16" (1/1) ... [2019-11-24 20:36:16,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:16" (1/1) ... [2019-11-24 20:36:16,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:16" (1/1) ... [2019-11-24 20:36:16,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:16" (1/1) ... [2019-11-24 20:36:16,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:16" (1/1) ... [2019-11-24 20:36:16,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:16" (1/1) ... [2019-11-24 20:36:16,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:16" (1/1) ... [2019-11-24 20:36:16,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:36:16,897 INFO L168 Benchmark]: Toolchain (without parser) took 1011.74 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 991.4 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:16,911 INFO L168 Benchmark]: CDTParser took 0.77 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 20:36:16,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 797.79 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:36:16,919 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.37 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:16,921 INFO L168 Benchmark]: Boogie Preprocessor took 73.95 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:16,929 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 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 797.79 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 128.37 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 73.95 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. 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 20:36:20,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:36:20,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:36:20,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:36:20,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:36:20,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:36:20,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:36:20,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:36:20,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:36:20,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:36:20,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:36:20,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:36:20,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:36:20,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:36:20,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:36:20,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:36:20,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:36:20,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:36:20,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:36:20,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:36:20,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:36:20,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:36:20,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:36:20,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:36:20,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:36:20,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:36:20,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:36:20,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:36:20,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:36:20,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:36:20,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:36:20,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:36:20,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:36:20,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:36:20,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:36:20,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:36:20,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:36:20,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:36:20,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:36:20,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:36:20,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:36:20,894 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:36:20,935 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:36:20,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:36:20,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:36:20,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:36:20,944 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:36:20,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:36:20,944 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:36:20,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:36:20,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:36:20,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:36:20,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:36:20,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:36:20,949 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:36:20,950 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:36:20,950 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:36:20,950 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:36:20,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:36:20,952 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:36:20,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:36:20,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:36:20,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:36:20,954 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:36:20,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:36:20,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:36:20,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:36:20,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:36:20,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:36:20,957 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:36:20,957 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:36:20,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:36:20,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:36:20,961 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 -> 40bc9e07b9a1943395eba39d047966146a6d7872 [2019-11-24 20:36:21,518 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:36:21,551 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:36:21,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:36:21,561 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:36:21,565 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:36:21,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2019-11-24 20:36:21,732 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e759581/a487fb3467604ea1a869bca8a77d3ea4/FLAGd55e0d1f4 [2019-11-24 20:36:22,792 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:36:22,794 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2019-11-24 20:36:22,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e759581/a487fb3467604ea1a869bca8a77d3ea4/FLAGd55e0d1f4 [2019-11-24 20:36:22,851 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e759581/a487fb3467604ea1a869bca8a77d3ea4 [2019-11-24 20:36:22,859 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:36:22,863 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:36:22,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:22,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:36:22,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:36:22,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:22" (1/1) ... [2019-11-24 20:36:22,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:22, skipping insertion in model container [2019-11-24 20:36:22,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:36:22" (1/1) ... [2019-11-24 20:36:22,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:36:22,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:36:23,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:23,486 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:36:23,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:36:23,778 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:36:23,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:23 WrapperNode [2019-11-24 20:36:23,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:36:23,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:23,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:36:23,787 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:36:23,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:23" (1/1) ... [2019-11-24 20:36:23,847 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:23" (1/1) ... [2019-11-24 20:36:23,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:36:23,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:36:23,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:36:23,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:36:23,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:23" (1/1) ... [2019-11-24 20:36:23,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:23" (1/1) ... [2019-11-24 20:36:23,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:23" (1/1) ... [2019-11-24 20:36:23,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:23" (1/1) ... [2019-11-24 20:36:23,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:23" (1/1) ... [2019-11-24 20:36:24,002 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:23" (1/1) ... [2019-11-24 20:36:24,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:36:23" (1/1) ... [2019-11-24 20:36:24,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:36:24,026 INFO L168 Benchmark]: Toolchain (without parser) took 1162.13 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 985.6 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:24,030 INFO L168 Benchmark]: CDTParser took 2.64 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 20:36:24,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 917.30 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:36:24,035 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.22 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:36:24,036 INFO L168 Benchmark]: Boogie Preprocessor took 104.99 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:36:24,052 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.64 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 917.30 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 133.22 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.99 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 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...