./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifcomp.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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-fpi/ifcomp.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 b3dfd910050668807ddc877452b8c29b26f31b8e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-fpi/ifcomp.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 b3dfd910050668807ddc877452b8c29b26f31b8e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:23:05,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:05,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:05,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:05,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:05,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:05,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:05,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:05,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:05,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:05,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:05,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:05,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:05,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:05,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:05,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:05,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:05,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:05,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:05,463 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:05,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:05,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:05,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:05,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:05,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:05,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:05,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:05,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:05,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:05,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:05,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:05,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:05,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:05,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:05,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:05,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:05,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:05,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:05,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:05,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:05,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:05,524 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:23:05,578 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:05,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:05,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:05,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:05,592 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:05,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:05,593 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:05,593 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:23:05,595 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:05,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:05,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:05,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:05,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:05,600 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:05,600 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:05,600 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:05,601 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:05,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:05,602 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:05,603 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:05,605 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:05,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:05,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:05,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:05,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:05,607 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:23:05,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:23:05,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:05,610 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 -> b3dfd910050668807ddc877452b8c29b26f31b8e [2019-11-25 22:23:06,236 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:06,267 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:06,277 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:06,279 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:06,282 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:06,284 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifcomp.c [2019-11-25 22:23:06,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dae95384c/185a768c481e40068dcdecf5f6153164/FLAGb7c9c18fc [2019-11-25 22:23:07,515 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:07,516 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifcomp.c [2019-11-25 22:23:07,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dae95384c/185a768c481e40068dcdecf5f6153164/FLAGb7c9c18fc [2019-11-25 22:23:07,579 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dae95384c/185a768c481e40068dcdecf5f6153164 [2019-11-25 22:23:07,604 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:07,610 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:07,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:07,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:07,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:07,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:07" (1/1) ... [2019-11-25 22:23:07,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:07, skipping insertion in model container [2019-11-25 22:23:07,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:07" (1/1) ... [2019-11-25 22:23:07,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:07,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:08,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:08,237 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:08,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:08,447 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:08,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08 WrapperNode [2019-11-25 22:23:08,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:08,455 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:08,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:08,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:08,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:08,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:08,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:08,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:08,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:08,700 INFO L168 Benchmark]: Toolchain (without parser) took 1086.25 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 989.8 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:08,708 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 22:23:08,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 834.70 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: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:08,715 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.54 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:08,717 INFO L168 Benchmark]: Boogie Preprocessor took 101.74 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:08,727 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 834.70 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: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 135.54 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.74 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 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 0.1.24-65d6cd2 [2019-11-25 22:23:12,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:12,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:12,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:12,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:12,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:12,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:12,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:12,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:12,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:12,653 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:12,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:12,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:12,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:12,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:12,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:12,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:12,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:12,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:12,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:12,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:12,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:12,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:12,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:12,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:12,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:12,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:12,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:12,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:12,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:12,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:12,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:12,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:12,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:12,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:12,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:12,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:12,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:12,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:12,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:12,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:12,763 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:23:12,803 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:12,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:12,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:12,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:12,809 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:12,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:12,810 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:12,812 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:12,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:12,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:12,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:12,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:12,817 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:23:12,818 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:23:12,818 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:12,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:12,818 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:12,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:12,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:12,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:12,820 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:12,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:12,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:12,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:12,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:12,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:12,824 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:23:12,827 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:23:12,827 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:12,827 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:23:12,829 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 -> b3dfd910050668807ddc877452b8c29b26f31b8e [2019-11-25 22:23:13,422 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:13,452 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:13,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:13,464 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:13,465 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:13,466 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifcomp.c [2019-11-25 22:23:13,621 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38b821067/325caf21b4e84b4199ebe10d44567512/FLAGdb0aa6507 [2019-11-25 22:23:14,692 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:14,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifcomp.c [2019-11-25 22:23:14,711 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38b821067/325caf21b4e84b4199ebe10d44567512/FLAGdb0aa6507 [2019-11-25 22:23:14,747 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38b821067/325caf21b4e84b4199ebe10d44567512 [2019-11-25 22:23:14,756 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:14,760 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:14,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:14,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:14,772 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:14,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:14" (1/1) ... [2019-11-25 22:23:14,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:14, skipping insertion in model container [2019-11-25 22:23:14,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:14" (1/1) ... [2019-11-25 22:23:14,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:14,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:15,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:15,417 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:15,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:15,616 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:15,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15 WrapperNode [2019-11-25 22:23:15,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:15,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:15,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:15,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:15,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:15,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:15,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:15,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:15,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:15,805 INFO L168 Benchmark]: Toolchain (without parser) took 1038.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:15,808 INFO L168 Benchmark]: CDTParser took 2.47 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:15,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 852.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:15,814 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.63 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. [2019-11-25 22:23:15,818 INFO L168 Benchmark]: Boogie Preprocessor took 78.45 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:15,833 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 852.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 95.63 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. * Boogie Preprocessor took 78.45 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...