./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-tiling/pr2.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/pr2.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 2e762b5c52b36e7e28f1cf9b77ecbe504234b198 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/pr2.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 2e762b5c52b36e7e28f1cf9b77ecbe504234b198 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:29:50,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:50,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:50,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:50,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:50,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:50,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:50,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:50,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:50,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:50,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:50,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:50,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:50,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:50,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:50,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:50,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:50,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:50,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:50,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:50,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:50,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:50,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:50,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:50,523 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:50,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:50,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:50,529 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:50,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:50,532 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:50,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:50,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:50,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:50,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:50,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:50,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:50,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:50,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:50,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:50,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:50,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:50,558 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:29:50,599 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:50,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:50,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:50,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:50,608 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:50,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:50,609 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:50,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:29:50,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:50,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:50,611 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:50,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:50,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:50,614 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:50,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:50,616 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:50,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:50,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:50,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:50,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:50,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:50,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:50,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:50,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:50,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:50,622 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:29:50,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:29:50,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:50,623 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 -> 2e762b5c52b36e7e28f1cf9b77ecbe504234b198 [2019-11-26 16:29:51,178 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:51,209 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:51,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:51,220 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:51,224 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:51,225 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/pr2.c [2019-11-26 16:29:51,396 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1f45786c/b98623d45dcc486c8ab674b0b1f96877/FLAG627d3b492 [2019-11-26 16:29:52,448 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:52,450 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/pr2.c [2019-11-26 16:29:52,467 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1f45786c/b98623d45dcc486c8ab674b0b1f96877/FLAG627d3b492 [2019-11-26 16:29:52,505 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1f45786c/b98623d45dcc486c8ab674b0b1f96877 [2019-11-26 16:29:52,513 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:52,516 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:52,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:52,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:52,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:52,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:52" (1/1) ... [2019-11-26 16:29:52,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:52, skipping insertion in model container [2019-11-26 16:29:52,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:52" (1/1) ... [2019-11-26 16:29:52,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:52,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:53,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:53,091 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:53,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:53,270 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:53,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53 WrapperNode [2019-11-26 16:29:53,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:53,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:53,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:53,275 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:53,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,385 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:53,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:53,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:53,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:53,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:53,472 INFO L168 Benchmark]: Toolchain (without parser) took 947.41 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:53,487 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-26 16:29:53,489 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.66 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 997.0 MB in the end (delta: -35.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:53,494 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.77 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:53,496 INFO L168 Benchmark]: Boogie Preprocessor took 67.90 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:53,507 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 750.66 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 997.0 MB in the end (delta: -35.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 117.77 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.90 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:29:57,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:57,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:57,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:57,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:57,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:57,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:57,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:57,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:57,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:57,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:57,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:57,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:57,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:57,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:57,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:57,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:57,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:57,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:57,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:57,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:57,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:57,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:57,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:57,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:57,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:57,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:57,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:57,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:57,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:57,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:57,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:57,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:57,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:57,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:57,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:57,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:57,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:57,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:57,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:57,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:57,531 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:29:57,573 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:57,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:57,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:57,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:57,580 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:57,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:57,582 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:57,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:57,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:57,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:57,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:57,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:57,587 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:29:57,588 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:29:57,588 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:57,590 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:57,590 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:57,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:57,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:57,591 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:57,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:57,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:57,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:57,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:57,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:57,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:57,596 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:29:57,596 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:29:57,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:57,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:29:57,598 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 -> 2e762b5c52b36e7e28f1cf9b77ecbe504234b198 [2019-11-26 16:29:58,173 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:58,203 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:58,210 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:58,216 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:58,216 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:58,219 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/pr2.c [2019-11-26 16:29:58,376 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83b435ec6/d3a40bc6d2ac4cc3b2d1e1e1855c9f97/FLAGfce1c9ef0 [2019-11-26 16:29:59,373 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:59,374 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/pr2.c [2019-11-26 16:29:59,389 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83b435ec6/d3a40bc6d2ac4cc3b2d1e1e1855c9f97/FLAGfce1c9ef0 [2019-11-26 16:29:59,539 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83b435ec6/d3a40bc6d2ac4cc3b2d1e1e1855c9f97 [2019-11-26 16:29:59,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:59,553 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:59,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:59,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:59,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:59,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:59" (1/1) ... [2019-11-26 16:29:59,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd97aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:59, skipping insertion in model container [2019-11-26 16:29:59,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:59" (1/1) ... [2019-11-26 16:29:59,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:59,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:00,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:00,083 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:00,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:00,276 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:00,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00 WrapperNode [2019-11-26 16:30:00,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:00,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:00,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:00,278 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:00,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:00,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:00,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:00,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:00,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,413 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:00" (1/1) ... [2019-11-26 16:30:00,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:00,432 INFO L168 Benchmark]: Toolchain (without parser) took 875.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.1 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:00,434 INFO L168 Benchmark]: CDTParser took 1.64 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 16:30:00,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 996.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:00,441 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.75 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 16:30:00,443 INFO L168 Benchmark]: Boogie Preprocessor took 72.46 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. [2019-11-26 16:30:00,459 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.64 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 720.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 996.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 74.75 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 72.46 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...