./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1121a.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_1121a.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 2718f642e307f3f62e4f4b06b51ef37595256727 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1121a.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 2718f642e307f3f62e4f4b06b51ef37595256727 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:59:41,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:41,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:41,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:41,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:41,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:41,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:41,568 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:41,574 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:41,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:41,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:41,585 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:41,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:41,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:41,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:41,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:41,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:41,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:41,614 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:41,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:41,630 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:41,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:41,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:41,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:41,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:41,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:41,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:41,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:41,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:41,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:41,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:41,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:41,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:41,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:41,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:41,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:41,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:41,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:41,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:41,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:41,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:41,684 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:41,726 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:41,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:41,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:41,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:41,733 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:41,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:41,736 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:41,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:41,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:41,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:41,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:41,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:41,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:41,741 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:41,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:41,742 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:41,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:41,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:41,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:41,746 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:41,746 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:41,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:41,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:41,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:41,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:41,748 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:41,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:41,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:41,749 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 -> 2718f642e307f3f62e4f4b06b51ef37595256727 [2019-11-26 16:59:42,309 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:42,338 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:42,347 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:42,349 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:42,352 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:42,354 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1121a.c [2019-11-26 16:59:42,516 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec0250891/eac96dc43da34d6483a8b622b4caad30/FLAG52f897cdb [2019-11-26 16:59:43,660 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:43,662 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c [2019-11-26 16:59:43,686 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec0250891/eac96dc43da34d6483a8b622b4caad30/FLAG52f897cdb [2019-11-26 16:59:43,724 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec0250891/eac96dc43da34d6483a8b622b4caad30 [2019-11-26 16:59:43,732 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:43,736 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:43,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:43,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:43,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:43,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:43" (1/1) ... [2019-11-26 16:59:43,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1748b44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:43, skipping insertion in model container [2019-11-26 16:59:43,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:43" (1/1) ... [2019-11-26 16:59:43,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:43,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:44,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:44,611 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:44,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:44,791 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:44,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:44 WrapperNode [2019-11-26 16:59:44,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:44,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:44,795 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:44,795 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:44,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:44" (1/1) ... [2019-11-26 16:59:44,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:44" (1/1) ... [2019-11-26 16:59:44,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:44,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:44,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:44,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:44,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:44" (1/1) ... [2019-11-26 16:59:44,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:44" (1/1) ... [2019-11-26 16:59:44,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:44" (1/1) ... [2019-11-26 16:59:44,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:44" (1/1) ... [2019-11-26 16:59:45,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:44" (1/1) ... [2019-11-26 16:59:45,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:44" (1/1) ... [2019-11-26 16:59:45,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:44" (1/1) ... [2019-11-26 16:59:45,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:45,081 INFO L168 Benchmark]: Toolchain (without parser) took 1342.08 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 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:45,082 INFO L168 Benchmark]: CDTParser took 3.15 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 16:59:45,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1053.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 990.0 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:45,088 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.49 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:45,091 INFO L168 Benchmark]: Boogie Preprocessor took 138.42 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:45,102 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.15 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 1053.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 990.0 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.49 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 138.42 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:48,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:49,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:49,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:49,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:49,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:49,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:49,069 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:49,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:49,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:49,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:49,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:49,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:49,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:49,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:49,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:49,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:49,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:49,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:49,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:49,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:49,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:49,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:49,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:49,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:49,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:49,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:49,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:49,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:49,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:49,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:49,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:49,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:49,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:49,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:49,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:49,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:49,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:49,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:49,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:49,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:49,185 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:49,226 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:49,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:49,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:49,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:49,233 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:49,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:49,237 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:49,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:49,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:49,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:49,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:49,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:49,240 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:49,240 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:49,241 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:49,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:49,242 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:49,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:49,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:49,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:49,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:49,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:49,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:49,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:49,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:49,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:49,248 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:49,249 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:49,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:49,249 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:49,253 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 -> 2718f642e307f3f62e4f4b06b51ef37595256727 [2019-11-26 16:59:49,825 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:49,859 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:49,863 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:49,871 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:49,872 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:49,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1121a.c [2019-11-26 16:59:50,032 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca2c6379c/25e3352b93f64093abc3a6b15a7052ad/FLAG3b7744e37 [2019-11-26 16:59:51,177 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:51,180 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c [2019-11-26 16:59:51,204 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca2c6379c/25e3352b93f64093abc3a6b15a7052ad/FLAG3b7744e37 [2019-11-26 16:59:51,240 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca2c6379c/25e3352b93f64093abc3a6b15a7052ad [2019-11-26 16:59:51,249 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:51,257 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:51,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:51,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:51,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:51,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:51" (1/1) ... [2019-11-26 16:59:51,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@153821d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:51, skipping insertion in model container [2019-11-26 16:59:51,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:51" (1/1) ... [2019-11-26 16:59:51,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:51,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:52,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:52,119 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:52,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:52,363 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:52,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52 WrapperNode [2019-11-26 16:59:52,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:52,370 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:52,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:52,371 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:52,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,446 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,551 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:52,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:52,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:52,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:52,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:52,727 INFO L168 Benchmark]: Toolchain (without parser) took 1469.48 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 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:52,730 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:52,734 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1107.91 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:52,736 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.87 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:52,739 INFO L168 Benchmark]: Boogie Preprocessor took 166.68 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:52,749 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1107.91 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 183.87 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 166.68 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...