./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-tiling/rewnif.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/rewnif.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 95c0ce9e3116f4d531979109669bf8ff975f7501 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/rewnif.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 95c0ce9e3116f4d531979109669bf8ff975f7501 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:29:51,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:51,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:51,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:51,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:51,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:51,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:51,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:51,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:51,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:51,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:51,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:51,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:51,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:51,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:51,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:51,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:51,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:51,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:51,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:51,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:51,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:51,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:51,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:51,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:51,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:51,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:51,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:51,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:51,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:51,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:51,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:51,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:51,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:51,553 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:51,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:51,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:51,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:51,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:51,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:51,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:51,564 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:29:51,602 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:51,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:51,609 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:51,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:51,609 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:51,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:51,612 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:51,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:29:51,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:51,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:51,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:51,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:51,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:51,617 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:51,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:51,618 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:51,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:51,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:51,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:51,622 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:51,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:51,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:51,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:51,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:51,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:51,624 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:29:51,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:29:51,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:51,625 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 -> 95c0ce9e3116f4d531979109669bf8ff975f7501 [2019-11-26 16:29:52,182 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:52,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:52,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:52,223 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:52,224 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:52,226 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewnif.c [2019-11-26 16:29:52,388 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4119014d3/3da0a924ee9c44f4b74fd651c32d79ed/FLAGe52247e00 [2019-11-26 16:29:53,442 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:53,444 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewnif.c [2019-11-26 16:29:53,463 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4119014d3/3da0a924ee9c44f4b74fd651c32d79ed/FLAGe52247e00 [2019-11-26 16:29:53,499 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4119014d3/3da0a924ee9c44f4b74fd651c32d79ed [2019-11-26 16:29:53,508 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:53,512 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:53,515 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:53,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:53,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:53,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a0bf7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53, skipping insertion in model container [2019-11-26 16:29:53,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:53,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:54,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:54,115 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:54,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:54,211 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:54,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54 WrapperNode [2019-11-26 16:29:54,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:54,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:54,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:54,220 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:54,240 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 16:29:54,352 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 16:29:54,404 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:54,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:54,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:54,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:54,417 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 16:29:54,418 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 16:29:54,432 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 16:29:54,432 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 16:29:54,451 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 16:29:54,460 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 16:29:54,463 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 16:29:54,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:54,481 INFO L168 Benchmark]: Toolchain (without parser) took 960.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:54,482 INFO L168 Benchmark]: CDTParser took 1.92 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 16:29:54,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.41 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. [2019-11-26 16:29:54,501 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.33 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. [2019-11-26 16:29:54,504 INFO L168 Benchmark]: Boogie Preprocessor took 64.26 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:54,515 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.92 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 700.41 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 189.33 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 64.26 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:29:58,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:58,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:58,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:58,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:58,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:58,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:58,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:58,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:58,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:58,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:58,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:58,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:58,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:58,459 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:58,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:58,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:58,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:58,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:58,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:58,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:58,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:58,501 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:58,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:58,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:58,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:58,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:58,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:58,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:58,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:58,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:58,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:58,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:58,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:58,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:58,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:58,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:58,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:58,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:58,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:58,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:58,546 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:29:58,583 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:58,583 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:58,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:58,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:58,588 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:58,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:58,591 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:58,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:58,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:58,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:58,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:58,595 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:58,596 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:29:58,597 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:29:58,597 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:58,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:58,598 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:58,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:58,600 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:58,601 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:58,601 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:58,601 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:58,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:58,603 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:58,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:58,603 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:58,606 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:29:58,606 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:29:58,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:58,607 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:29:58,608 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 -> 95c0ce9e3116f4d531979109669bf8ff975f7501 [2019-11-26 16:29:59,198 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:59,236 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:59,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:59,251 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:59,252 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:59,253 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewnif.c [2019-11-26 16:29:59,414 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc485d9fe/5f210af0c1384184b791334e5d87fca3/FLAG623f65acd [2019-11-26 16:30:00,458 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:00,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewnif.c [2019-11-26 16:30:00,476 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc485d9fe/5f210af0c1384184b791334e5d87fca3/FLAG623f65acd [2019-11-26 16:30:00,521 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc485d9fe/5f210af0c1384184b791334e5d87fca3 [2019-11-26 16:30:00,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:00,541 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:00,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:00,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:00,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:00,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a0bf7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00, skipping insertion in model container [2019-11-26 16:30:00,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:00,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:01,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:01,152 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:01,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:01,351 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:01,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:01 WrapperNode [2019-11-26 16:30:01,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:01,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:01,359 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:01,359 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:01,376 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 16:30:01,400 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 16:30:01,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:01,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:01,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:01,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:01,452 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 16:30:01,452 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 16:30:01,468 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 16:30:01,469 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 16:30:01,486 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 16:30:01,496 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 16:30:01,500 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 16:30:01,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:01,514 INFO L168 Benchmark]: Toolchain (without parser) took 974.25 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: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:01,516 INFO L168 Benchmark]: CDTParser took 0.36 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 16:30:01,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 813.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:01,519 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.55 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:01,521 INFO L168 Benchmark]: Boogie Preprocessor took 67.61 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 16:30:01,541 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 813.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 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 84.55 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.61 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...