./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 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-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 0.1.24-32f2683 [2019-11-24 20:35:38,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:38,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:38,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:38,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:38,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:38,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:38,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:38,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:38,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:38,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:38,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:38,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:38,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:38,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:38,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:38,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:38,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:38,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:38,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:38,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:38,668 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:38,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:38,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:38,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:38,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:38,685 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:38,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:38,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:38,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:38,693 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:38,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:38,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:38,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:38,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:38,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:38,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:38,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:38,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:38,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:38,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:38,714 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:35:38,754 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:38,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:38,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:38,762 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:38,762 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:38,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:38,764 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:38,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:35:38,767 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:38,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:38,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:38,769 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:38,769 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:38,770 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:38,770 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:38,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:38,772 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:38,772 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:38,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:38,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:38,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:38,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:38,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:38,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:38,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:38,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:38,780 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:35:38,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:35:38,781 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:38,781 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 [2019-11-24 20:35:39,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:39,328 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:39,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:39,340 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:39,341 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:39,344 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewnifrev.c [2019-11-24 20:35:39,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfab7810a/4dd8834ac15e4bb997b241d96e715bf9/FLAGb5488d6b3 [2019-11-24 20:35:40,592 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:40,593 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewnifrev.c [2019-11-24 20:35:40,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfab7810a/4dd8834ac15e4bb997b241d96e715bf9/FLAGb5488d6b3 [2019-11-24 20:35:40,645 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfab7810a/4dd8834ac15e4bb997b241d96e715bf9 [2019-11-24 20:35:40,653 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:40,659 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:40,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:40,666 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:40,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:40,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:40" (1/1) ... [2019-11-24 20:35:40,684 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 24.11 08:35:40, skipping insertion in model container [2019-11-24 20:35:40,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:40" (1/1) ... [2019-11-24 20:35:40,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:40,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:41,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:41,181 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:41,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:41,230 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:41,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41 WrapperNode [2019-11-24 20:35:41,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:41,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:41,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:41,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:41,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,348 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:41,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:41,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:41,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:41,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:41" (1/1) ... [2019-11-24 20:35:41,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:41,502 INFO L168 Benchmark]: Toolchain (without parser) took 829.96 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. [2019-11-24 20:35:41,505 INFO L168 Benchmark]: CDTParser took 1.16 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:41,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 567.74 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. [2019-11-24 20:35:41,512 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.24 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. [2019-11-24 20:35:41,517 INFO L168 Benchmark]: Boogie Preprocessor took 82.69 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. [2019-11-24 20:35:41,531 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16 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 567.74 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 168.24 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 82.69 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 0.1.24-32f2683 [2019-11-24 20:35:45,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:45,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:45,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:45,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:45,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:45,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:45,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:45,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:45,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:45,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:45,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:45,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:45,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:45,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:45,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:45,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:45,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:45,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:45,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:45,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:45,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:45,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:45,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:45,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:45,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:45,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:45,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:45,558 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:45,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:45,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:45,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:45,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:45,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:45,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:45,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:45,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:45,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:45,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:45,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:45,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:45,583 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:35:45,624 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:45,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:45,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:45,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:45,635 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:45,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:45,635 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:45,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:45,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:45,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:45,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:45,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:45,640 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:45,641 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:35:45,641 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:35:45,641 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:45,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:45,642 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:45,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:45,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:45,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:45,646 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:45,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:45,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:45,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:45,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:45,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:45,648 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:35:45,650 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:35:45,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:45,651 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:35:45,652 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 [2019-11-24 20:35:46,231 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:46,260 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:46,269 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:46,275 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:46,276 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:46,277 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewnifrev.c [2019-11-24 20:35:46,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896a77b76/d558eaa439da4360a866c85d9c62402d/FLAGb1caf3418 [2019-11-24 20:35:47,511 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:47,512 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewnifrev.c [2019-11-24 20:35:47,530 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896a77b76/d558eaa439da4360a866c85d9c62402d/FLAGb1caf3418 [2019-11-24 20:35:47,573 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896a77b76/d558eaa439da4360a866c85d9c62402d [2019-11-24 20:35:47,584 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:47,589 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:47,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:47,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:47,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:47,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:47" (1/1) ... [2019-11-24 20:35:47,612 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 24.11 08:35:47, skipping insertion in model container [2019-11-24 20:35:47,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:47" (1/1) ... [2019-11-24 20:35:47,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:47,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:48,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:48,171 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:48,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:48,362 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:48,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48 WrapperNode [2019-11-24 20:35:48,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:48,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:48,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:48,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:48,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,408 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:48,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:48,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:48,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:48,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:48" (1/1) ... [2019-11-24 20:35:48,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:48,540 INFO L168 Benchmark]: Toolchain (without parser) took 952.48 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. [2019-11-24 20:35:48,553 INFO L168 Benchmark]: CDTParser took 1.50 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:48,555 INFO L168 Benchmark]: CACSL2BoogieTranslator took 771.22 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 21.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:48,556 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.72 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. [2019-11-24 20:35:48,558 INFO L168 Benchmark]: Boogie Preprocessor took 72.38 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. [2019-11-24 20:35:48,566 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50 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 771.22 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 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 98.72 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 72.38 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...