./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0684a.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_0684a.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 b6e14d9043cb09b811e844719c56ad84744abca8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0684a.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 b6e14d9043cb09b811e844719c56ad84744abca8 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:06:14,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:14,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:14,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:14,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:14,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:14,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:14,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:14,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:14,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:14,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:14,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:14,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:14,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:14,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:14,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:14,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:14,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:14,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:14,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:14,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:14,726 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:14,730 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:14,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:14,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:14,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:14,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:14,747 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:14,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:14,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:14,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:14,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:14,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:14,757 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:14,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:14,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:14,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:14,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:14,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:14,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:14,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:14,774 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:14,814 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:14,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:14,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:14,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:14,820 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:14,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:14,821 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:14,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:14,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:14,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:14,824 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:14,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:14,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:14,828 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:14,829 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:14,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:14,829 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:14,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:14,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:14,830 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:14,830 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:14,831 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:14,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:14,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:14,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:14,833 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:14,833 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:14,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:14,835 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:14,835 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 -> b6e14d9043cb09b811e844719c56ad84744abca8 [2019-11-24 21:06:15,392 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:15,422 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:15,431 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:15,434 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:15,436 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:15,438 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0684a.c [2019-11-24 21:06:15,603 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/755fa7241/4c562a1f5bf740d8839013197bad2d47/FLAG10a34063c [2019-11-24 21:06:16,721 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:16,722 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0684a.c [2019-11-24 21:06:16,748 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/755fa7241/4c562a1f5bf740d8839013197bad2d47/FLAG10a34063c [2019-11-24 21:06:16,792 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/755fa7241/4c562a1f5bf740d8839013197bad2d47 [2019-11-24 21:06:16,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:16,803 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:16,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:16,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:16,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:16,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:16" (1/1) ... [2019-11-24 21:06:16,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c0242b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:16, skipping insertion in model container [2019-11-24 21:06:16,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:16" (1/1) ... [2019-11-24 21:06:16,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:16,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:17,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:17,685 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:17,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:17,946 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:17,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17 WrapperNode [2019-11-24 21:06:17,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:17,955 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:17,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:17,956 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:17,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,028 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:18,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:18,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:18,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:18,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:18,327 INFO L168 Benchmark]: Toolchain (without parser) took 1516.80 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:18,329 INFO L168 Benchmark]: CDTParser took 2.15 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:18,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1140.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:18,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.29 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 21:06:18,339 INFO L168 Benchmark]: Boogie Preprocessor took 185.17 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. [2019-11-24 21:06:18,350 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.15 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1140.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 176.29 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.17 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. 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 21:06:22,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:22,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:22,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:22,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:22,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:22,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:22,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:22,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:22,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:22,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:22,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:22,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:22,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:22,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:22,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:22,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:22,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:22,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:22,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:22,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:22,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:22,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:22,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:22,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:22,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:22,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:22,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:22,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:22,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:22,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:22,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:22,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:22,520 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:22,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:22,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:22,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:22,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:22,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:22,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:22,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:22,535 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:22,575 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:22,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:22,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:22,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:22,583 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:22,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:22,584 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:22,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:22,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:22,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:22,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:22,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:22,589 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:22,591 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:22,591 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:22,592 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:22,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:22,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:22,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:22,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:22,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:22,597 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:22,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:22,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:22,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:22,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:22,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:22,599 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:22,599 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:22,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:22,602 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:22,602 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 -> b6e14d9043cb09b811e844719c56ad84744abca8 [2019-11-24 21:06:23,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:23,192 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:23,198 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:23,202 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:23,205 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:23,206 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0684a.c [2019-11-24 21:06:23,371 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e957039ac/43382051aefe4b86aa1d7a56b63ba7db/FLAG1ab5b7881 [2019-11-24 21:06:24,451 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:24,452 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0684a.c [2019-11-24 21:06:24,477 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e957039ac/43382051aefe4b86aa1d7a56b63ba7db/FLAG1ab5b7881 [2019-11-24 21:06:24,513 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e957039ac/43382051aefe4b86aa1d7a56b63ba7db [2019-11-24 21:06:24,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:24,524 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:24,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:24,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:24,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:24,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:24,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39391bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24, skipping insertion in model container [2019-11-24 21:06:24,550 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:24,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:24,648 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:25,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:25,400 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:25,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:25,675 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:25,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25 WrapperNode [2019-11-24 21:06:25,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:25,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:25,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:25,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:25,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,762 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:25,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:25,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:25,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:25,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:26,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:26,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:26,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:26,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:26,141 INFO L168 Benchmark]: Toolchain (without parser) took 1610.66 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 979.9 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:26,142 INFO L168 Benchmark]: CDTParser took 1.06 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 21:06:26,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1146.72 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 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:26,147 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.92 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:26,148 INFO L168 Benchmark]: Boogie Preprocessor took 229.66 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:26,159 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 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 1146.72 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 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.92 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 979.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.66 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 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...