./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0621b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_0621b.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 bf0ba25fe26682d00fcbd742510a570b9ca53290 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0621b.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 bf0ba25fe26682d00fcbd742510a570b9ca53290 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:04:59,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:04:59,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:04:59,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:04:59,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:04:59,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:04:59,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:04:59,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:04:59,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:04:59,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:04:59,681 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:04:59,683 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:04:59,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:04:59,693 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:04:59,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:04:59,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:04:59,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:04:59,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:04:59,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:04:59,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:04:59,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:04:59,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:04:59,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:04:59,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:04:59,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:04:59,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:04:59,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:04:59,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:04:59,772 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:04:59,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:04:59,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:04:59,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:04:59,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:04:59,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:04:59,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:04:59,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:04:59,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:04:59,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:04:59,788 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:04:59,789 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:04:59,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:04:59,796 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:04:59,835 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:04:59,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:04:59,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:04:59,844 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:04:59,844 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:04:59,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:04:59,847 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:04:59,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:04:59,847 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:04:59,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:04:59,849 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:04:59,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:04:59,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:04:59,853 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:04:59,853 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:04:59,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:04:59,853 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:04:59,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:04:59,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:04:59,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:04:59,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:04:59,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:04:59,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:04:59,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:04:59,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:04:59,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:04:59,859 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:04:59,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:04:59,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:04:59,860 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 -> bf0ba25fe26682d00fcbd742510a570b9ca53290 [2019-11-24 21:05:00,499 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:00,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:00,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:00,541 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:00,541 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:00,544 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0621b.c [2019-11-24 21:05:00,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d981f4e2/97c53245951e4f93812ec8e3d8019f68/FLAG75dfc7998 [2019-11-24 21:05:01,807 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:01,809 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0621b.c [2019-11-24 21:05:01,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d981f4e2/97c53245951e4f93812ec8e3d8019f68/FLAG75dfc7998 [2019-11-24 21:05:02,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d981f4e2/97c53245951e4f93812ec8e3d8019f68 [2019-11-24 21:05:02,038 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:02,042 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:02,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:02,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:02,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:02,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:02" (1/1) ... [2019-11-24 21:05:02,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@730d4db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:02, skipping insertion in model container [2019-11-24 21:05:02,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:02" (1/1) ... [2019-11-24 21:05:02,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:02,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:02,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:02,830 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:02,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:02,991 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:02,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:02 WrapperNode [2019-11-24 21:05:02,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:03,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:03,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:03,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:03,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:02" (1/1) ... [2019-11-24 21:05:03,064 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:02" (1/1) ... [2019-11-24 21:05:03,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:03,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:03,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:03,136 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:03,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:02" (1/1) ... [2019-11-24 21:05:03,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:02" (1/1) ... [2019-11-24 21:05:03,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:02" (1/1) ... [2019-11-24 21:05:03,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:02" (1/1) ... [2019-11-24 21:05:03,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:02" (1/1) ... [2019-11-24 21:05:03,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:02" (1/1) ... [2019-11-24 21:05:03,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:02" (1/1) ... [2019-11-24 21:05:03,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:03,266 INFO L168 Benchmark]: Toolchain (without parser) took 1210.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.3 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:03,268 INFO L168 Benchmark]: CDTParser took 1.01 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:03,271 INFO L168 Benchmark]: CACSL2BoogieTranslator took 944.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.5 MB in the end (delta: -25.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:03,276 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.54 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:03,280 INFO L168 Benchmark]: Boogie Preprocessor took 113.38 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. [2019-11-24 21:05:03,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 944.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.5 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 135.54 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 113.38 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 0.1.24-32f2683 [2019-11-24 21:05:07,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:07,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:07,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:07,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:07,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:07,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:07,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:07,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:07,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:07,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:07,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:07,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:07,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:07,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:07,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:07,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:07,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:07,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:07,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:07,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:07,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:07,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:07,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:07,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:07,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:07,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:07,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:07,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:07,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:07,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:07,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:07,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:07,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:07,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:07,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:07,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:07,333 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:07,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:07,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:07,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:07,342 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:05:07,383 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:07,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:07,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:07,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:07,391 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:07,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:07,392 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:07,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:07,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:07,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:07,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:07,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:07,395 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:07,397 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:05:07,397 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:05:07,398 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:07,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:07,398 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:07,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:07,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:07,399 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:07,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:07,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:07,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:07,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:07,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:07,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:07,404 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:05:07,404 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:05:07,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:07,408 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:05:07,408 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 -> bf0ba25fe26682d00fcbd742510a570b9ca53290 [2019-11-24 21:05:08,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:08,040 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:08,044 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:08,051 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:08,053 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:08,054 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0621b.c [2019-11-24 21:05:08,204 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e7ecff26/0320366f8a8f49e4962b7431d84cda47/FLAG29b406b36 [2019-11-24 21:05:09,297 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:09,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0621b.c [2019-11-24 21:05:09,324 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e7ecff26/0320366f8a8f49e4962b7431d84cda47/FLAG29b406b36 [2019-11-24 21:05:09,364 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e7ecff26/0320366f8a8f49e4962b7431d84cda47 [2019-11-24 21:05:09,373 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:09,377 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:09,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:09,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:09,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:09,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:09" (1/1) ... [2019-11-24 21:05:09,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@380647e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:09, skipping insertion in model container [2019-11-24 21:05:09,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:09" (1/1) ... [2019-11-24 21:05:09,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:09,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:10,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:10,263 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:10,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:10,512 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:10,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:10 WrapperNode [2019-11-24 21:05:10,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:10,518 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:10,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:10,520 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:10,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:10" (1/1) ... [2019-11-24 21:05:10,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:10" (1/1) ... [2019-11-24 21:05:10,701 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:10,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:10,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:10,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:10,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:10" (1/1) ... [2019-11-24 21:05:10,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:10" (1/1) ... [2019-11-24 21:05:10,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:10" (1/1) ... [2019-11-24 21:05:10,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:10" (1/1) ... [2019-11-24 21:05:10,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:10" (1/1) ... [2019-11-24 21:05:10,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:10" (1/1) ... [2019-11-24 21:05:10,840 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:10" (1/1) ... [2019-11-24 21:05:10,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:10,858 INFO L168 Benchmark]: Toolchain (without parser) took 1476.78 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 985.7 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:10,861 INFO L168 Benchmark]: CDTParser took 3.39 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. [2019-11-24 21:05:10,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1135.41 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 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:10,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 190.81 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. [2019-11-24 21:05:10,868 INFO L168 Benchmark]: Boogie Preprocessor took 142.38 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. [2019-11-24 21:05:10,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.39 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 1135.41 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 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 190.81 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 142.38 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...