./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-tiling/pr4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-tiling/pr4.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 1e36c2effc97e98cd445ece52aa2eccb501645e4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/pr4.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 1e36c2effc97e98cd445ece52aa2eccb501645e4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:29:50,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:50,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:50,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:50,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:50,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:50,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:50,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:50,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:50,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:50,695 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:50,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:50,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:50,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:50,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:50,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:50,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:50,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:50,728 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:50,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:50,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:50,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:50,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:50,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:50,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:50,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:50,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:50,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:50,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:50,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:50,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:50,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:50,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:50,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:50,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:50,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:50,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:50,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:50,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:50,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:50,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:50,798 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:29:50,835 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:50,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:50,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:50,843 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:50,844 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:50,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:50,847 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:50,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:29:50,847 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:50,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:50,849 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:50,850 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:50,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:50,851 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:50,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:50,852 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:50,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:50,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:50,855 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:50,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:50,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:50,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:50,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:50,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:50,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:50,857 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:29:50,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:29:50,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:50,860 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 -> 1e36c2effc97e98cd445ece52aa2eccb501645e4 [2019-11-26 16:29:51,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:51,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:51,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:51,517 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:51,521 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:51,522 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/pr4.c [2019-11-26 16:29:51,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3e669f4c/321c798af76c453eae97ce9d7d242d3c/FLAGe10816558 [2019-11-26 16:29:52,746 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:52,751 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/pr4.c [2019-11-26 16:29:52,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3e669f4c/321c798af76c453eae97ce9d7d242d3c/FLAGe10816558 [2019-11-26 16:29:52,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3e669f4c/321c798af76c453eae97ce9d7d242d3c [2019-11-26 16:29:52,815 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:52,822 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:52,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:52,828 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:52,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:52,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:52" (1/1) ... [2019-11-26 16:29:52,846 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 26.11 04:29:52, skipping insertion in model container [2019-11-26 16:29:52,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:52" (1/1) ... [2019-11-26 16:29:52,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:52,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:53,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:53,434 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:53,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:53,670 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:53,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53 WrapperNode [2019-11-26 16:29:53,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:53,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:53,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:53,679 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:53,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:53,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:53,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:53,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:53,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:53,913 INFO L168 Benchmark]: Toolchain (without parser) took 1085.14 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: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:53,915 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:53,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 850.57 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: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:53,924 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.68 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:53,925 INFO L168 Benchmark]: Boogie Preprocessor took 95.66 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:53,935 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 850.57 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: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 130.68 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 95.66 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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 0.1.24-025d5a2 [2019-11-26 16:29:57,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:57,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:57,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:57,750 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:57,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:57,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:57,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:57,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:57,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:57,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:57,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:57,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:57,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:57,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:57,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:57,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:57,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:57,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:57,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:57,837 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:57,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:57,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:57,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:57,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:57,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:57,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:57,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:57,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:57,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:57,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:57,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:57,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:57,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:57,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:57,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:57,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:57,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:57,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:57,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:57,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:57,892 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:29:57,938 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:57,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:57,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:57,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:57,945 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:57,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:57,946 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:57,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:57,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:57,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:57,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:57,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:57,950 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:29:57,951 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:29:57,951 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:57,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:57,952 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:57,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:57,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:57,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:57,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:57,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:57,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:57,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:57,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:57,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:57,958 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:29:57,961 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:29:57,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:57,962 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:29:57,963 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 -> 1e36c2effc97e98cd445ece52aa2eccb501645e4 [2019-11-26 16:29:58,521 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:58,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:58,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:58,565 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:58,566 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:58,569 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/pr4.c [2019-11-26 16:29:58,728 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b619e33af/9ff91877936e410e9e48b30a75721b3e/FLAGbd5c7f273 [2019-11-26 16:29:59,798 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:59,803 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/pr4.c [2019-11-26 16:29:59,822 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b619e33af/9ff91877936e410e9e48b30a75721b3e/FLAGbd5c7f273 [2019-11-26 16:29:59,862 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b619e33af/9ff91877936e410e9e48b30a75721b3e [2019-11-26 16:29:59,868 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:59,876 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:59,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:59,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:59,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:59,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:59" (1/1) ... [2019-11-26 16:29:59,899 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 26.11 04:29:59, skipping insertion in model container [2019-11-26 16:29:59,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:59" (1/1) ... [2019-11-26 16:29:59,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:59,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:00,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:00,456 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:00,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:00,719 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:00,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00 WrapperNode [2019-11-26 16:30:00,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:00,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:00,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:00,729 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:00,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:00,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:00,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:00,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:00,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:00,923 INFO L168 Benchmark]: Toolchain (without parser) took 1044.10 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. [2019-11-26 16:30:00,924 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:00,926 INFO L168 Benchmark]: CACSL2BoogieTranslator took 839.26 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:00,931 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.53 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:00,932 INFO L168 Benchmark]: Boogie Preprocessor took 72.34 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:00,949 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 839.26 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 115.53 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.34 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...