./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0686a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_0686a.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 6325aa1d97dea13f4033dc32ee324acae8808fcc .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0686a.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 6325aa1d97dea13f4033dc32ee324acae8808fcc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:46:23,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:23,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:23,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:23,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:23,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:23,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:23,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:23,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:23,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:23,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:23,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:23,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:23,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:23,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:23,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:23,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:23,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:23,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:23,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:23,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:24,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:24,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:24,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:24,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:24,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:24,014 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:24,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:24,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:24,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:24,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:24,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:24,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:24,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:24,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:24,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:24,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:24,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:24,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:24,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:24,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:24,036 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:46:24,064 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:24,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:24,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:24,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:24,070 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:24,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:24,071 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:24,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:46:24,071 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:24,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:24,072 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:24,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:24,073 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:24,076 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:24,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:24,077 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:24,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:24,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:24,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:24,078 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:24,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:24,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:24,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:24,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:24,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:24,079 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:46:24,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:46:24,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:24,081 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 -> 6325aa1d97dea13f4033dc32ee324acae8808fcc [2019-11-27 09:46:24,565 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:24,584 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:24,591 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:24,592 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:24,595 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:24,596 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0686a.c [2019-11-27 09:46:24,708 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89308b9e6/41f495db49924102b6b96aa063eabe7a/FLAGd040dbbcc [2019-11-27 09:46:25,501 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:25,508 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0686a.c [2019-11-27 09:46:25,523 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89308b9e6/41f495db49924102b6b96aa063eabe7a/FLAGd040dbbcc [2019-11-27 09:46:25,768 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89308b9e6/41f495db49924102b6b96aa063eabe7a [2019-11-27 09:46:25,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:25,774 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:25,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:25,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:25,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:25,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:25" (1/1) ... [2019-11-27 09:46:25,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:25, skipping insertion in model container [2019-11-27 09:46:25,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:25" (1/1) ... [2019-11-27 09:46:25,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:25,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:26,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:26,392 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:26,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:26,540 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:26,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:26 WrapperNode [2019-11-27 09:46:26,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:26,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:26,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:26,544 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:26,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:26" (1/1) ... [2019-11-27 09:46:26,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:26" (1/1) ... [2019-11-27 09:46:26,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:26,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:26,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:26,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:26,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:26" (1/1) ... [2019-11-27 09:46:26,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:26" (1/1) ... [2019-11-27 09:46:26,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:26" (1/1) ... [2019-11-27 09:46:26,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:26" (1/1) ... [2019-11-27 09:46:26,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:26" (1/1) ... [2019-11-27 09:46:26,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:26" (1/1) ... [2019-11-27 09:46:26,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:26" (1/1) ... [2019-11-27 09:46:26,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:26,825 INFO L168 Benchmark]: Toolchain (without parser) took 1050.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 980.0 MB in the end (delta: -19.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:26,828 INFO L168 Benchmark]: CDTParser took 0.25 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. [2019-11-27 09:46:26,829 INFO L168 Benchmark]: CACSL2BoogieTranslator took 762.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.7 MB in the end (delta: -25.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:26,832 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:26,836 INFO L168 Benchmark]: Boogie Preprocessor took 135.12 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:26,842 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 762.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.7 MB in the end (delta: -25.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.12 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 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-da95e15 [2019-11-27 09:46:29,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:29,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:29,648 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:29,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:29,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:29,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:29,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:29,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:29,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:29,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:29,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:29,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:29,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:29,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:29,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:29,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:29,697 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:29,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:29,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:29,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:29,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:29,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:29,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:29,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:29,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:29,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:29,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:29,732 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:29,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:29,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:29,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:29,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:29,738 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:29,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:29,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:29,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:29,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:29,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:29,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:29,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:29,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:46:29,775 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:29,777 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:29,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:29,781 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:29,782 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:29,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:29,783 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:29,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:29,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:29,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:29,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:29,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:29,787 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:46:29,788 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:46:29,788 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:29,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:29,788 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:29,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:29,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:29,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:29,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:29,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:29,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:29,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:29,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:29,791 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:29,792 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:46:29,792 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:46:29,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:29,794 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:46:29,795 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 -> 6325aa1d97dea13f4033dc32ee324acae8808fcc [2019-11-27 09:46:30,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:30,310 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:30,317 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:30,321 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:30,322 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:30,323 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0686a.c [2019-11-27 09:46:30,428 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e1dd47a2/532764e4b3f94a7792ed49f6213500cd/FLAG5022ed67d [2019-11-27 09:46:31,213 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:31,214 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0686a.c [2019-11-27 09:46:31,231 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e1dd47a2/532764e4b3f94a7792ed49f6213500cd/FLAG5022ed67d [2019-11-27 09:46:31,467 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e1dd47a2/532764e4b3f94a7792ed49f6213500cd [2019-11-27 09:46:31,472 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:31,474 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:31,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:31,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:31,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:31,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:31" (1/1) ... [2019-11-27 09:46:31,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:31, skipping insertion in model container [2019-11-27 09:46:31,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:31" (1/1) ... [2019-11-27 09:46:31,495 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:31,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:32,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:32,089 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:32,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:32,294 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:32,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32 WrapperNode [2019-11-27 09:46:32,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:32,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:32,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:32,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:32,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:32,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:32,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:32,434 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:32,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,527 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:32" (1/1) ... [2019-11-27 09:46:32,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:32,580 INFO L168 Benchmark]: Toolchain (without parser) took 1106.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:32,581 INFO L168 Benchmark]: CDTParser took 1.73 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. [2019-11-27 09:46:32,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 816.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:32,591 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.76 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:32,591 INFO L168 Benchmark]: Boogie Preprocessor took 145.92 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:32,600 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.73 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 816.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.76 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 145.92 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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...