./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1072d.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/float-newlib/double_req_bl_1072d.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 dbff84b908ff01b4d2841315a486ca175d7dad80 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1072d.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 dbff84b908ff01b4d2841315a486ca175d7dad80 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:59:38,520 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:38,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:38,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:38,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:38,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:38,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:38,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:38,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:38,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:38,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:38,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:38,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:38,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:38,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:38,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:38,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:38,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:38,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:38,640 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:38,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:38,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:38,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:38,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:38,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:38,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:38,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:38,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:38,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:38,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:38,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:38,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:38,684 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:38,686 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:38,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:38,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:38,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:38,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:38,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:38,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:38,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:38,704 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:38,743 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:38,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:38,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:38,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:38,751 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:38,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:38,752 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:38,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:38,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:38,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:38,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:38,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:38,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:38,755 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:38,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:38,757 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:38,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:38,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:38,758 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:38,758 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:38,760 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:38,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:38,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:38,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:38,762 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:38,762 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:38,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:38,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:38,764 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 -> dbff84b908ff01b4d2841315a486ca175d7dad80 [2019-11-26 16:59:39,283 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:39,312 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:39,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:39,323 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:39,324 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:39,326 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1072d.c [2019-11-26 16:59:39,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/002ada916/8921ea561d9940db930047331f9f7895/FLAG36fffc9dc [2019-11-26 16:59:40,551 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:40,554 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1072d.c [2019-11-26 16:59:40,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/002ada916/8921ea561d9940db930047331f9f7895/FLAG36fffc9dc [2019-11-26 16:59:40,607 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/002ada916/8921ea561d9940db930047331f9f7895 [2019-11-26 16:59:40,612 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:40,614 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:40,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:40,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:40,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:40,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:40" (1/1) ... [2019-11-26 16:59:40,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48af0003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:40, skipping insertion in model container [2019-11-26 16:59:40,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:40" (1/1) ... [2019-11-26 16:59:40,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:40,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:41,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:41,225 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:41,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:41,465 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:41,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41 WrapperNode [2019-11-26 16:59:41,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:41,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:41,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:41,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:41,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:41,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:41,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:41,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:41,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:41,697 INFO L168 Benchmark]: Toolchain (without parser) took 1076.28 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 985.7 MB in the end (delta: -25.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:41,702 INFO L168 Benchmark]: CDTParser took 1.99 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 16:59:41,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 843.52 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 991.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:41,705 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.31 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:41,708 INFO L168 Benchmark]: Boogie Preprocessor took 110.29 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:41,718 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.99 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 843.52 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 991.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 102.31 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 110.29 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:45,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:45,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:45,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:45,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:45,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:45,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:45,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:45,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:45,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:45,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:45,657 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:45,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:45,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:45,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:45,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:45,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:45,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:45,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:45,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:45,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:45,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:45,712 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:45,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:45,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:45,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:45,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:45,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:45,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:45,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:45,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:45,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:45,738 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:45,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:45,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:45,744 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:45,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:45,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:45,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:45,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:45,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:45,754 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:45,792 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:45,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:45,797 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:45,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:45,798 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:45,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:45,803 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:45,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:45,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:45,804 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:45,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:45,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:45,806 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:45,806 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:45,807 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:45,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:45,807 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:45,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:45,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:45,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:45,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:45,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:45,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:45,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:45,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:45,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:45,813 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:45,813 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:45,814 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:45,814 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:45,818 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 -> dbff84b908ff01b4d2841315a486ca175d7dad80 [2019-11-26 16:59:46,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:46,365 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:46,372 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:46,377 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:46,378 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:46,379 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1072d.c [2019-11-26 16:59:46,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/908454289/1f3fb8d1d1914cd0b92c9c34904a3aac/FLAG251fcc1fb [2019-11-26 16:59:47,558 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:47,562 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1072d.c [2019-11-26 16:59:47,581 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/908454289/1f3fb8d1d1914cd0b92c9c34904a3aac/FLAG251fcc1fb [2019-11-26 16:59:47,675 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/908454289/1f3fb8d1d1914cd0b92c9c34904a3aac [2019-11-26 16:59:47,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:47,690 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:47,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:47,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:47,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:47,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:47" (1/1) ... [2019-11-26 16:59:47,713 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 26.11 04:59:47, skipping insertion in model container [2019-11-26 16:59:47,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:47" (1/1) ... [2019-11-26 16:59:47,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:47,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:48,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:48,337 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:48,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:48,649 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:48,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48 WrapperNode [2019-11-26 16:59:48,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:48,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:48,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:48,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:48,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:48,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:48,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:48,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:48,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:48,884 INFO L168 Benchmark]: Toolchain (without parser) took 1188.74 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 979.9 MB in the end (delta: -19.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:48,885 INFO L168 Benchmark]: CDTParser took 0.43 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 16:59:48,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 955.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:48,907 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.47 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. [2019-11-26 16:59:48,908 INFO L168 Benchmark]: Boogie Preprocessor took 104.36 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:48,917 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 955.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 120.47 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 104.36 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.9 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...