./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0260.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_0260.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 f4df82ea580918989808f581f8b270f0b85e6120 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0260.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 f4df82ea580918989808f581f8b270f0b85e6120 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:08:56,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:56,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:56,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:56,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:56,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:56,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:56,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:56,279 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:56,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:56,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:56,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:56,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:56,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:56,293 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:56,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:56,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:56,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:56,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:56,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:56,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:56,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:56,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:56,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:56,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:56,337 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:56,340 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:56,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:56,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:56,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:56,346 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:56,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:56,348 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:56,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:56,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:56,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:56,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:56,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:56,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:56,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:56,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:56,363 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:56,393 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:56,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:56,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:56,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:56,398 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:56,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:56,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:56,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:56,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:56,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:56,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:56,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:56,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:56,403 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:56,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:56,406 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:56,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:56,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:56,407 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:56,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:56,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:56,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:56,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:56,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:56,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:56,411 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:56,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:56,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:56,412 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 -> f4df82ea580918989808f581f8b270f0b85e6120 [2019-11-27 16:08:56,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:56,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:56,865 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:56,866 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:56,869 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:56,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2019-11-27 16:08:56,975 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e44c5308e/7cfa69d558be41cb9742232142a82079/FLAG24d397113 [2019-11-27 16:08:57,730 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:57,733 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2019-11-27 16:08:57,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e44c5308e/7cfa69d558be41cb9742232142a82079/FLAG24d397113 [2019-11-27 16:08:58,015 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e44c5308e/7cfa69d558be41cb9742232142a82079 [2019-11-27 16:08:58,020 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:58,022 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:58,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:58,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:58,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:58,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:58" (1/1) ... [2019-11-27 16:08:58,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e68b912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:58, skipping insertion in model container [2019-11-27 16:08:58,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:58" (1/1) ... [2019-11-27 16:08:58,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:58,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:58,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:58,569 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:58,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:58,696 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:58,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:58 WrapperNode [2019-11-27 16:08:58,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:58,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:58,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:58,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:58,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:58" (1/1) ... [2019-11-27 16:08:58,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:58" (1/1) ... [2019-11-27 16:08:58,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:58,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:58,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:58,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:58,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:58" (1/1) ... [2019-11-27 16:08:58,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:58" (1/1) ... [2019-11-27 16:08:58,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:58" (1/1) ... [2019-11-27 16:08:58,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:58" (1/1) ... [2019-11-27 16:08:58,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:58" (1/1) ... [2019-11-27 16:08:58,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:58" (1/1) ... [2019-11-27 16:08:58,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:58" (1/1) ... [2019-11-27 16:08:58,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:58,904 INFO L168 Benchmark]: Toolchain (without parser) took 879.70 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 984.4 MB in the end (delta: -22.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:58,918 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:58,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 990.1 MB in the end (delta: -28.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:58,923 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.42 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:58,924 INFO L168 Benchmark]: Boogie Preprocessor took 87.26 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:58,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 664.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 990.1 MB in the end (delta: -28.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 109.42 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.26 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 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 0.1.24-509859d [2019-11-27 16:09:01,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:01,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:01,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:01,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:01,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:01,649 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:01,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:01,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:01,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:01,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:01,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:01,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:01,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:01,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:01,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:01,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:01,688 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:01,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:01,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:01,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:01,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:01,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:01,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:01,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:01,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:01,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:01,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:01,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:01,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:01,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:01,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:01,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:01,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:01,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:01,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:01,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:01,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:01,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:01,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:01,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:01,741 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:09:01,770 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:01,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:01,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:01,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:01,776 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:01,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:01,776 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:01,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:01,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:01,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:01,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:01,781 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:01,782 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:09:01,782 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:09:01,782 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:01,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:01,783 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:01,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:01,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:01,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:01,783 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:01,784 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:01,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:01,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:01,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:01,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:01,787 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:09:01,787 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:09:01,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:01,788 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:09:01,789 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 -> f4df82ea580918989808f581f8b270f0b85e6120 [2019-11-27 16:09:02,256 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:02,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:02,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:02,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:02,286 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:02,287 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2019-11-27 16:09:02,395 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3e83689d/b999798f706d482a802775d7e1d99131/FLAG78bc1a1f8 [2019-11-27 16:09:03,122 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:03,124 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0260.c [2019-11-27 16:09:03,141 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3e83689d/b999798f706d482a802775d7e1d99131/FLAG78bc1a1f8 [2019-11-27 16:09:03,429 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3e83689d/b999798f706d482a802775d7e1d99131 [2019-11-27 16:09:03,439 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:03,441 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:03,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:03,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:03,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:03,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:03" (1/1) ... [2019-11-27 16:09:03,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c9a419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:03, skipping insertion in model container [2019-11-27 16:09:03,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:03" (1/1) ... [2019-11-27 16:09:03,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:03,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:04,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:04,048 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:04,177 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:04,235 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:04,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04 WrapperNode [2019-11-27 16:09:04,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:04,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:04,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:04,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:04,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:04,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:04,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:04,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:04,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:04" (1/1) ... [2019-11-27 16:09:04,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:04,476 INFO L168 Benchmark]: Toolchain (without parser) took 1031.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.6 MB in the end (delta: -17.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:04,477 INFO L168 Benchmark]: CDTParser took 1.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:04,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 793.75 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 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:04,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.16 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:04,482 INFO L168 Benchmark]: Boogie Preprocessor took 121.85 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:04,492 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22 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 793.75 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 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 108.16 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 121.85 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.6 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...