./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-tiling/rewnifrev.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/rewnifrev.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 ffa88e3e6e94d3f5e974b8dea5429f235587d735 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/rewnifrev.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 ffa88e3e6e94d3f5e974b8dea5429f235587d735 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:29:51,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:51,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:51,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:51,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:51,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:51,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:51,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:51,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:51,544 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:51,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:51,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:51,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:51,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:51,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:51,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:51,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:51,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:51,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:51,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:51,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:51,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:51,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:51,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:51,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:51,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:51,618 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:51,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:51,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:51,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:51,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:51,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:51,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:51,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:51,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:51,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:51,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:51,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:51,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:51,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:51,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:51,652 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:29:51,696 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:51,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:51,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:51,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:51,708 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:51,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:51,709 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:51,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:29:51,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:51,710 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:51,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:51,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:51,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:51,715 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:51,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:51,716 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:51,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:51,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:51,720 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:51,720 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:51,721 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:51,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:51,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:51,722 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:51,722 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:51,722 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:29:51,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:29:51,723 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:51,723 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 -> ffa88e3e6e94d3f5e974b8dea5429f235587d735 [2019-11-26 16:29:52,339 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:52,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:52,378 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:52,383 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:52,383 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:52,384 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewnifrev.c [2019-11-26 16:29:52,537 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0560b3f9c/17e85d5879064ba9af7ce262a9749416/FLAGc68f283d8 [2019-11-26 16:29:53,601 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:53,602 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewnifrev.c [2019-11-26 16:29:53,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0560b3f9c/17e85d5879064ba9af7ce262a9749416/FLAGc68f283d8 [2019-11-26 16:29:53,770 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0560b3f9c/17e85d5879064ba9af7ce262a9749416 [2019-11-26 16:29:53,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:53,788 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:53,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:53,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:53,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:53,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb904a0 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 16:29:53,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:53,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:54,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:54,376 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:54,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:54,437 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:54,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54 WrapperNode [2019-11-26 16:29:54,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:54,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:54,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:54,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:54,462 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 16:29:54,570 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 16:29:54,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:54,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:54,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:54,618 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:54,628 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 16:29:54,628 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 16:29:54,642 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 16:29:54,643 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 16:29:54,657 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 16:29:54,669 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 16:29:54,671 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 16:29:54,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:54,687 INFO L168 Benchmark]: Toolchain (without parser) took 899.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.2 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:54,690 INFO L168 Benchmark]: CDTParser took 0.38 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 16:29:54,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.52 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:54,706 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.2 MB in the end (delta: -42.4 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:54,709 INFO L168 Benchmark]: Boogie Preprocessor took 72.28 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 16:29:54,721 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 649.52 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.2 MB in the end (delta: -42.4 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.28 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 16:29:58,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:58,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:58,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:58,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:58,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:58,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:58,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:58,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:58,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:58,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:58,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:58,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:58,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:58,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:58,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:58,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:58,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:58,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:58,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:58,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:58,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:58,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:58,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:58,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:58,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:58,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:58,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:58,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:58,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:58,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:58,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:58,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:58,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:58,699 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:58,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:58,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:58,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:58,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:58,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:58,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:58,713 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:29:58,761 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:58,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:58,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:58,769 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:58,770 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:58,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:58,772 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:58,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:58,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:58,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:58,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:58,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:58,777 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:29:58,778 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:29:58,778 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:58,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:58,782 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:58,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:58,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:58,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:58,783 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:58,783 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:58,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:58,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:58,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:58,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:58,785 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:29:58,787 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:29:58,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:58,787 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:29:58,789 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 -> ffa88e3e6e94d3f5e974b8dea5429f235587d735 [2019-11-26 16:29:59,361 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:59,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:59,397 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:59,405 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:59,405 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:59,407 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewnifrev.c [2019-11-26 16:29:59,563 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c49906e2/0848130e0ca34aa1ac4702f0b424a330/FLAG607d0a5d0 [2019-11-26 16:30:00,635 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:00,636 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewnifrev.c [2019-11-26 16:30:00,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c49906e2/0848130e0ca34aa1ac4702f0b424a330/FLAG607d0a5d0 [2019-11-26 16:30:00,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c49906e2/0848130e0ca34aa1ac4702f0b424a330 [2019-11-26 16:30:00,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:00,710 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:00,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:00,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:00,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:00,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00, skipping insertion in model container [2019-11-26 16:30:00,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:00,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:01,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:01,305 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:01,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:01,526 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:01,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:01 WrapperNode [2019-11-26 16:30:01,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:01,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:01,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:01,528 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:01,546 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 16:30:01,571 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 16:30:01,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:01,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:01,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:01,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:01,612 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 16:30:01,612 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 16:30:01,628 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 16:30:01,628 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 16:30:01,650 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 16:30:01,660 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 16:30:01,665 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 16:30:01,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:01,680 INFO L168 Benchmark]: Toolchain (without parser) took 970.26 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 991.0 MB in the end (delta: -29.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:01,691 INFO L168 Benchmark]: CDTParser took 2.83 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 16:30:01,693 INFO L168 Benchmark]: CACSL2BoogieTranslator took 815.06 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:01,696 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.22 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:01,697 INFO L168 Benchmark]: Boogie Preprocessor took 73.06 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:01,716 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.83 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 815.06 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 71.22 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 73.06 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 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...