./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 da95e156 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-da95e15 [2019-11-27 09:16:47,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:16:47,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:16:47,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:16:47,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:16:47,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:16:47,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:16:47,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:16:47,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:16:47,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:16:47,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:16:47,408 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:16:47,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:16:47,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:16:47,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:16:47,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:16:47,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:16:47,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:16:47,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:16:47,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:16:47,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:16:47,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:16:47,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:16:47,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:16:47,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:16:47,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:16:47,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:16:47,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:16:47,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:16:47,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:16:47,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:16:47,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:16:47,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:16:47,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:16:47,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:16:47,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:16:47,499 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:16:47,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:16:47,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:16:47,505 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:16:47,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:16:47,511 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:16:47,552 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:16:47,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:16:47,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:16:47,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:16:47,562 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:16:47,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:16:47,563 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:16:47,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:16:47,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:16:47,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:16:47,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:16:47,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:16:47,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:16:47,569 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:16:47,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:16:47,569 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:16:47,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:16:47,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:16:47,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:16:47,571 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:16:47,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:16:47,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:16:47,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:16:47,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:16:47,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:16:47,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:16:47,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:16:47,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:16:47,576 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 [2019-11-27 09:16:48,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:16:48,135 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:16:48,145 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:16:48,147 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:16:48,149 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:16:48,150 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewnifrev.c [2019-11-27 09:16:48,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0f2ecf8d/0fbdf51f869648b286adcce2646ba44c/FLAG08b12d373 [2019-11-27 09:16:49,372 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:16:49,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewnifrev.c [2019-11-27 09:16:49,390 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0f2ecf8d/0fbdf51f869648b286adcce2646ba44c/FLAG08b12d373 [2019-11-27 09:16:49,429 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0f2ecf8d/0fbdf51f869648b286adcce2646ba44c [2019-11-27 09:16:49,440 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:16:49,444 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:16:49,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:49,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:16:49,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:16:49,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:49" (1/1) ... [2019-11-27 09:16:49,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18d4f145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:49, skipping insertion in model container [2019-11-27 09:16:49,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:49" (1/1) ... [2019-11-27 09:16:49,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:16:49,538 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:16:49,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:49,974 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:16:50,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:50,028 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:16:50,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50 WrapperNode [2019-11-27 09:16:50,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:50,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:50,033 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:16:50,033 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:16:50,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,144 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:50,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:16:50,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:16:50,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:16:50,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:16:50,246 INFO L168 Benchmark]: Toolchain (without parser) took 800.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:50,247 INFO L168 Benchmark]: CDTParser took 1.37 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. [2019-11-27 09:16:50,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 584.85 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:50,267 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 996.9 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:50,271 INFO L168 Benchmark]: Boogie Preprocessor took 59.62 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. [2019-11-27 09:16:50,282 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 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 584.85 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 996.9 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 59.62 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-da95e15 [2019-11-27 09:16:54,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:16:54,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:16:54,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:16:54,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:16:54,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:16:54,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:16:54,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:16:54,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:16:54,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:16:54,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:16:54,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:16:54,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:16:54,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:16:54,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:16:54,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:16:54,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:16:54,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:16:54,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:16:54,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:16:54,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:16:54,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:16:54,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:16:54,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:16:54,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:16:54,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:16:54,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:16:54,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:16:54,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:16:54,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:16:54,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:16:54,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:16:54,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:16:54,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:16:54,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:16:54,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:16:54,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:16:54,281 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:16:54,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:16:54,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:16:54,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:16:54,288 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:16:54,330 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:16:54,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:16:54,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:16:54,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:16:54,339 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:16:54,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:16:54,340 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:16:54,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:16:54,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:16:54,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:16:54,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:16:54,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:16:54,346 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:16:54,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:16:54,347 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:16:54,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:16:54,347 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:16:54,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:16:54,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:16:54,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:16:54,350 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:16:54,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:16:54,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:16:54,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:16:54,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:16:54,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:16:54,354 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:16:54,354 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:16:54,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:16:54,356 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:16:54,357 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 [2019-11-27 09:16:54,896 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:16:54,926 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:16:54,929 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:16:54,937 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:16:54,937 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:16:54,940 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewnifrev.c [2019-11-27 09:16:55,096 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61535f7f5/854bed06301745ed997637889c9c1818/FLAGf978e9a00 [2019-11-27 09:16:56,174 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:16:56,175 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewnifrev.c [2019-11-27 09:16:56,191 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61535f7f5/854bed06301745ed997637889c9c1818/FLAGf978e9a00 [2019-11-27 09:16:56,233 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61535f7f5/854bed06301745ed997637889c9c1818 [2019-11-27 09:16:56,242 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:16:56,247 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:16:56,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:56,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:16:56,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:16:56,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:56" (1/1) ... [2019-11-27 09:16:56,270 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 27.11 09:16:56, skipping insertion in model container [2019-11-27 09:16:56,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:56" (1/1) ... [2019-11-27 09:16:56,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:16:56,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:16:56,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:56,835 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:16:56,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:57,026 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:16:57,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57 WrapperNode [2019-11-27 09:16:57,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:57,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:57,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:16:57,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:16:57,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:57,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:16:57,142 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:16:57,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:16:57,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:16:57,251 INFO L168 Benchmark]: Toolchain (without parser) took 998.50 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 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:57,254 INFO L168 Benchmark]: CDTParser took 1.59 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. [2019-11-27 09:16:57,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 776.95 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 1.0 GB in the end (delta: -40.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:57,262 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.27 ms. Allocated memory is still 1.0 GB. Free memory was 1.0 GB in the beginning and 996.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:57,264 INFO L168 Benchmark]: Boogie Preprocessor took 98.87 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:57,275 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 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 776.95 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 1.0 GB in the end (delta: -40.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 114.27 ms. Allocated memory is still 1.0 GB. Free memory was 1.0 GB in the beginning and 996.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.87 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...