./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0920b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/float-newlib/double_req_bl_0920b.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 f9996153423fecedcbbebbb98f8557ca25433f0f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/float-newlib/double_req_bl_0920b.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 f9996153423fecedcbbebbb98f8557ca25433f0f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:08:27,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:27,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:27,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:27,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:27,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:27,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:27,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:27,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:27,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:27,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:27,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:27,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:27,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:27,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:27,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:27,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:27,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:27,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:27,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:27,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:27,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:27,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:27,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:27,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:27,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:27,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:27,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:27,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:27,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:27,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:27,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:27,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:27,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:27,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:27,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:27,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:27,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:27,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:27,620 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:27,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:27,625 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:27,666 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:27,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:27,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:27,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:27,673 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:27,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:27,674 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:27,674 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:27,675 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:27,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:27,676 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:27,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:27,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:27,680 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:27,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:27,680 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:27,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:27,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:27,684 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:27,684 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:27,684 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:27,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:27,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:27,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:27,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:27,686 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:27,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:27,687 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:27,690 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 -> f9996153423fecedcbbebbb98f8557ca25433f0f [2019-11-27 16:08:28,332 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:28,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:28,369 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:28,373 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:28,375 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:28,376 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0920b.c [2019-11-27 16:08:28,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e94ac4f2b/20d04348e3ed4801bcaec842b967b2b2/FLAG6a230e315 [2019-11-27 16:08:29,577 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:29,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0920b.c [2019-11-27 16:08:29,599 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e94ac4f2b/20d04348e3ed4801bcaec842b967b2b2/FLAG6a230e315 [2019-11-27 16:08:29,704 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e94ac4f2b/20d04348e3ed4801bcaec842b967b2b2 [2019-11-27 16:08:29,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:29,717 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:29,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:29,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:29,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:29,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:29" (1/1) ... [2019-11-27 16:08:29,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fc7227c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:29, skipping insertion in model container [2019-11-27 16:08:29,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:29" (1/1) ... [2019-11-27 16:08:29,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:29,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:30,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:30,419 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:30,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:30,687 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:30,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:30 WrapperNode [2019-11-27 16:08:30,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:30,696 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:30,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:30,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:30,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:30" (1/1) ... [2019-11-27 16:08:30,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:30" (1/1) ... [2019-11-27 16:08:30,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:30,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:30,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:30,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:30,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:30" (1/1) ... [2019-11-27 16:08:30,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:30" (1/1) ... [2019-11-27 16:08:30,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:30" (1/1) ... [2019-11-27 16:08:30,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:30" (1/1) ... [2019-11-27 16:08:30,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:30" (1/1) ... [2019-11-27 16:08:30,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:30" (1/1) ... [2019-11-27 16:08:30,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:30" (1/1) ... [2019-11-27 16:08:30,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:30,953 INFO L168 Benchmark]: Toolchain (without parser) took 1233.85 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 984.2 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:30,954 INFO L168 Benchmark]: CDTParser took 1.47 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. [2019-11-27 16:08:30,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 969.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:30,973 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.31 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:30,977 INFO L168 Benchmark]: Boogie Preprocessor took 108.70 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:30,987 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 969.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.31 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 108.70 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 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 0.1.24-509859d [2019-11-27 16:08:34,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:34,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:34,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:34,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:34,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:34,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:34,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:34,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:34,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:34,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:34,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:34,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:34,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:34,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:34,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:34,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:34,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:34,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:34,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:34,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:34,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:34,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:34,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:34,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:34,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:34,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:34,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:34,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:34,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:34,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:34,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:34,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:34,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:34,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:34,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:34,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:34,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:34,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:34,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:34,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:34,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:34,994 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:34,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:34,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:35,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:35,003 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:35,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:35,003 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:35,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:35,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:35,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:35,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:35,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:35,008 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:35,008 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:35,009 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:35,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:35,011 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:35,011 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:35,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:35,012 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:35,012 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:35,012 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:35,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:35,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:35,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:35,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:35,017 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:35,017 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:35,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:35,018 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:35,019 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 -> f9996153423fecedcbbebbb98f8557ca25433f0f [2019-11-27 16:08:35,640 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:35,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:35,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:35,680 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:35,680 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:35,682 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0920b.c [2019-11-27 16:08:35,837 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7c3c3688/b7e6d93e8e5d42d1855f6bf086b16aa4/FLAG591dbc665 [2019-11-27 16:08:36,941 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:36,943 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0920b.c [2019-11-27 16:08:36,963 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7c3c3688/b7e6d93e8e5d42d1855f6bf086b16aa4/FLAG591dbc665 [2019-11-27 16:08:37,002 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7c3c3688/b7e6d93e8e5d42d1855f6bf086b16aa4 [2019-11-27 16:08:37,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:37,017 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:37,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:37,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:37,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:37,031 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:37" (1/1) ... [2019-11-27 16:08:37,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fef7f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:37, skipping insertion in model container [2019-11-27 16:08:37,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:37" (1/1) ... [2019-11-27 16:08:37,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:37,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:37,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:37,845 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:38,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:38,078 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:38,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38 WrapperNode [2019-11-27 16:08:38,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:38,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:38,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:38,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:38,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:38,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:38,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:38,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:38,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:38,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:38,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:38,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:38,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:38,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:38,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:38,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:38,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:38" (1/1) ... [2019-11-27 16:08:38,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:38,326 INFO L168 Benchmark]: Toolchain (without parser) took 1308.04 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 985.6 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:38,329 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-27 16:08:38,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1060.26 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:38,336 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.63 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:38,337 INFO L168 Benchmark]: Boogie Preprocessor took 106.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:38,343 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1060.26 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 126.63 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 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...