./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0620b.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/float_req_bl_0620b.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 fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/float_req_bl_0620b.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 fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:06:04,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:04,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:04,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:04,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:04,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:04,580 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:04,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:04,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:04,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:04,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:04,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:04,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:04,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:04,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:04,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:04,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:04,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:04,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:04,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:04,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:04,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:04,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:04,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:04,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:04,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:04,685 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:04,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:04,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:04,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:04,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:04,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:04,697 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:04,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:04,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:04,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:04,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:04,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:04,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:04,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:04,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:04,716 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:04,757 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:04,760 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:04,768 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:04,768 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:04,768 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:04,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:04,769 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:04,769 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:04,770 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:04,770 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:04,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:04,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:04,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:04,774 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:04,775 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:04,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:04,775 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:04,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:04,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:04,777 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:04,777 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:04,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:04,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:04,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:04,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:04,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:04,782 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:04,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:04,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:04,783 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 -> fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 [2019-11-24 21:06:05,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:05,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:05,371 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:05,376 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:05,378 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:05,381 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0620b.c [2019-11-24 21:06:05,541 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65bb605b5/1efe4435aab24568b487cd022f40e1c7/FLAGb3ce4f245 [2019-11-24 21:06:06,615 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:06,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0620b.c [2019-11-24 21:06:06,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65bb605b5/1efe4435aab24568b487cd022f40e1c7/FLAGb3ce4f245 [2019-11-24 21:06:06,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65bb605b5/1efe4435aab24568b487cd022f40e1c7 [2019-11-24 21:06:06,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:06,691 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:06,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:06,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:06,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:06,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:06" (1/1) ... [2019-11-24 21:06:06,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f184169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:06, skipping insertion in model container [2019-11-24 21:06:06,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:06" (1/1) ... [2019-11-24 21:06:06,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:06,812 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:07,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:07,515 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:07,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:07,716 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:07,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:07 WrapperNode [2019-11-24 21:06:07,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:07,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:07,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:07,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:07,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:07" (1/1) ... [2019-11-24 21:06:07,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:07" (1/1) ... [2019-11-24 21:06:07,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:07,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:07,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:07,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:07,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:07" (1/1) ... [2019-11-24 21:06:07,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:07" (1/1) ... [2019-11-24 21:06:07,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:07" (1/1) ... [2019-11-24 21:06:07,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:07" (1/1) ... [2019-11-24 21:06:07,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:07" (1/1) ... [2019-11-24 21:06:07,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:07" (1/1) ... [2019-11-24 21:06:07,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:07" (1/1) ... [2019-11-24 21:06:07,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:07,988 INFO L168 Benchmark]: Toolchain (without parser) took 1288.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 21:06:07,989 INFO L168 Benchmark]: CDTParser took 1.01 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 21:06:07,992 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1022.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:07,995 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.15 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:07,999 INFO L168 Benchmark]: Boogie Preprocessor took 129.64 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 21:06:08,011 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1022.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 120.15 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.64 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:11,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:11,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:11,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:11,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:11,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:11,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:11,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:11,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:11,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:11,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:11,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:11,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:11,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:11,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:11,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:11,956 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:11,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:11,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:11,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:11,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:11,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:11,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:11,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:12,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:12,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:12,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:12,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:12,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:12,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:12,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:12,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:12,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:12,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:12,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:12,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:12,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:12,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:12,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:12,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:12,034 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:12,035 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:12,072 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:12,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:12,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:12,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:12,080 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:12,083 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:12,083 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:12,084 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:12,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:12,084 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:12,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:12,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:12,086 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:12,087 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:12,089 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:12,089 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:12,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:12,090 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:12,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:12,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:12,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:12,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:12,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:12,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:12,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:12,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:12,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:12,096 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:12,096 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:12,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:12,099 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:12,100 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 -> fd8280e6c85ab06c5ea4e924d9eaa3661cb56ac8 [2019-11-24 21:06:12,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:12,719 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:12,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:12,733 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:12,734 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:12,735 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0620b.c [2019-11-24 21:06:12,887 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aa05917a/3d6519b6907e4cc58a0cc3f24c93f698/FLAG7feaf1137 [2019-11-24 21:06:13,909 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:13,911 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0620b.c [2019-11-24 21:06:13,933 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aa05917a/3d6519b6907e4cc58a0cc3f24c93f698/FLAG7feaf1137 [2019-11-24 21:06:14,039 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aa05917a/3d6519b6907e4cc58a0cc3f24c93f698 [2019-11-24 21:06:14,047 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:14,053 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:14,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:14,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:14,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:14,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:14" (1/1) ... [2019-11-24 21:06:14,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0bfed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:14, skipping insertion in model container [2019-11-24 21:06:14,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:14" (1/1) ... [2019-11-24 21:06:14,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:14,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:14,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:14,896 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:15,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:15,162 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:15,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:15 WrapperNode [2019-11-24 21:06:15,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:15,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:15,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:15,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:15,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:15" (1/1) ... [2019-11-24 21:06:15,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:15" (1/1) ... [2019-11-24 21:06:15,320 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:15,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:15,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:15,321 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:15,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:15" (1/1) ... [2019-11-24 21:06:15,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:15" (1/1) ... [2019-11-24 21:06:15,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:15" (1/1) ... [2019-11-24 21:06:15,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:15" (1/1) ... [2019-11-24 21:06:15,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:15" (1/1) ... [2019-11-24 21:06:15,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:15" (1/1) ... [2019-11-24 21:06:15,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:15" (1/1) ... [2019-11-24 21:06:15,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:15,467 INFO L168 Benchmark]: Toolchain (without parser) took 1410.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 985.7 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:15,468 INFO L168 Benchmark]: CDTParser took 1.38 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 21:06:15,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1109.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.5 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:15,475 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.39 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:15,476 INFO L168 Benchmark]: Boogie Preprocessor took 138.43 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 21:06:15,496 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 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 1109.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.5 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 152.39 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 138.43 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...