./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-tiling/rewrev.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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/rewrev.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c19eb900e0dc2816d34f712a511b03d8de6b5121 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-tiling/rewrev.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c19eb900e0dc2816d34f712a511b03d8de6b5121 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:29:51,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:51,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:51,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:51,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:51,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:51,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:51,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:51,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:51,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:51,766 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:51,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:51,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:51,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:51,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:51,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:51,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:51,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:51,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:51,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:51,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:51,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:51,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:51,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:51,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:51,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:51,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:51,842 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:51,845 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:51,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:51,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:51,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:51,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:51,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:51,856 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:51,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:51,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:51,861 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:51,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:51,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:51,866 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:51,869 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:29:51,912 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:51,915 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:51,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:51,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:51,920 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:51,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:51,921 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:51,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:29:51,923 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:51,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:51,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:51,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:51,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:51,928 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:51,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:51,929 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:51,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:51,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:51,930 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:51,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:51,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:51,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:51,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:51,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:51,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:51,934 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:29:51,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:29:51,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:51,936 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c19eb900e0dc2816d34f712a511b03d8de6b5121 [2019-11-26 16:29:52,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:52,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:52,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:52,553 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:52,553 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:52,554 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewrev.c [2019-11-26 16:29:52,714 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c755a04fb/41858997b55a496d8afd2cef43c2b6d3/FLAG7f2224035 [2019-11-26 16:29:53,784 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:53,786 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewrev.c [2019-11-26 16:29:53,803 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c755a04fb/41858997b55a496d8afd2cef43c2b6d3/FLAG7f2224035 [2019-11-26 16:29:53,838 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c755a04fb/41858997b55a496d8afd2cef43c2b6d3 [2019-11-26 16:29:53,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:53,850 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:53,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:53,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:53,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:53,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a0bf7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53, skipping insertion in model container [2019-11-26 16:29:53,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:53,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:54,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:54,327 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:54,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:54,381 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:54,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54 WrapperNode [2019-11-26 16:29:54,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:54,389 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:54,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:54,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:54,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:54,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:54,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:54,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:54,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:54,622 INFO L168 Benchmark]: Toolchain (without parser) took 750.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:54,626 INFO L168 Benchmark]: CDTParser took 2.73 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. [2019-11-26 16:29:54,628 INFO L168 Benchmark]: CACSL2BoogieTranslator took 526.99 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.4 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:54,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 996.9 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:54,635 INFO L168 Benchmark]: Boogie Preprocessor took 56.71 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. [2019-11-26 16:29:54,643 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.73 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 526.99 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.4 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 151.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 996.9 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 56.71 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 0.1.24-025d5a2 [2019-11-26 16:29:58,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:58,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:58,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:58,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:58,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:58,564 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:58,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:58,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:58,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:58,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:58,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:58,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:58,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:58,610 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:58,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:58,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:58,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:58,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:58,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:58,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:58,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:58,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:58,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:58,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:58,671 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:58,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:58,675 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:58,676 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:58,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:58,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:58,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:58,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:58,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:58,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:58,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:58,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:58,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:58,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:58,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:58,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:58,704 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:29:58,745 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:58,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:58,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:58,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:58,754 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:58,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:58,755 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:58,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:58,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:58,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:58,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:58,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:58,759 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:29:58,760 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:29:58,760 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:58,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:58,762 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:58,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:58,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:58,764 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:58,765 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:58,765 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:58,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:58,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:58,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:58,768 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:58,769 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:29:58,769 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:29:58,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:58,772 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:29:58,773 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c19eb900e0dc2816d34f712a511b03d8de6b5121 [2019-11-26 16:29:59,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:59,353 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:59,360 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:59,364 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:59,367 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:59,372 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewrev.c [2019-11-26 16:29:59,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f58ddbcb/d9321a34efc1436ea08e826cecb6a157/FLAG0e8b1b250 [2019-11-26 16:30:00,605 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:00,607 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewrev.c [2019-11-26 16:30:00,625 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f58ddbcb/d9321a34efc1436ea08e826cecb6a157/FLAG0e8b1b250 [2019-11-26 16:30:00,835 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f58ddbcb/d9321a34efc1436ea08e826cecb6a157 [2019-11-26 16:30:00,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:00,853 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:00,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:00,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:00,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:00,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1be2349e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00, skipping insertion in model container [2019-11-26 16:30:00,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:00,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:01,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:01,446 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:01,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:01,633 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:01,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:01 WrapperNode [2019-11-26 16:30:01,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:01,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:01,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:01,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:01,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:01" (1/1) ... [2019-11-26 16:30:01,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:01" (1/1) ... [2019-11-26 16:30:01,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:01,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:01,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:01,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:01,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:01" (1/1) ... [2019-11-26 16:30:01,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:01" (1/1) ... [2019-11-26 16:30:01,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:01" (1/1) ... [2019-11-26 16:30:01,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:01" (1/1) ... [2019-11-26 16:30:01,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:01" (1/1) ... [2019-11-26 16:30:01,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:01" (1/1) ... [2019-11-26 16:30:01,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:01" (1/1) ... [2019-11-26 16:30:01,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:01,806 INFO L168 Benchmark]: Toolchain (without parser) took 949.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.0 MB in the end (delta: -29.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:01,816 INFO L168 Benchmark]: CDTParser took 0.58 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 16:30:01,818 INFO L168 Benchmark]: CACSL2BoogieTranslator took 777.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.7 MB in the end (delta: -35.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:01,820 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.57 ms. Allocated memory is still 1.0 GB. Free memory is still 996.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:01,822 INFO L168 Benchmark]: Boogie Preprocessor took 82.79 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:01,840 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 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 777.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.7 MB in the end (delta: -35.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 79.57 ms. Allocated memory is still 1.0 GB. Free memory is still 996.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 82.79 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...