./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0683a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0683a.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 2ceb6a5aec908c5f9f94f630a4301750946f82ed ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0683a.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 2ceb6a5aec908c5f9f94f630a4301750946f82ed ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:47:28,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:28,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:28,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:28,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:28,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:28,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:28,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:28,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:28,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:28,203 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:28,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:28,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:28,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:28,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:28,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:28,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:28,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:28,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:28,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:28,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:28,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:28,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:28,266 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:28,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:28,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:28,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:28,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:28,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:28,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:28,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:28,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:28,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:28,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:28,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:28,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:28,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:28,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:28,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:28,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:28,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:28,312 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:28,354 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:28,354 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:28,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:28,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:28,360 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:28,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:28,361 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:28,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:28,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:28,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:28,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:28,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:28,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:28,368 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:28,368 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:28,368 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:28,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:28,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:28,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:28,370 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:28,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:28,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:28,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:28,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:28,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:28,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:28,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:28,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:28,375 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 -> 2ceb6a5aec908c5f9f94f630a4301750946f82ed [2019-11-27 09:47:28,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:28,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:28,969 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:28,974 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:28,975 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:28,977 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0683a.c [2019-11-27 09:47:29,142 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/880dedbc4/694ab49e0ae74d5db2f03f792276b115/FLAGfc9e02168 [2019-11-27 09:47:30,296 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:30,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0683a.c [2019-11-27 09:47:30,324 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/880dedbc4/694ab49e0ae74d5db2f03f792276b115/FLAGfc9e02168 [2019-11-27 09:47:30,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/880dedbc4/694ab49e0ae74d5db2f03f792276b115 [2019-11-27 09:47:30,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:30,385 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:30,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:30,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:30,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:30,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:30" (1/1) ... [2019-11-27 09:47:30,408 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 27.11 09:47:30, skipping insertion in model container [2019-11-27 09:47:30,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:30" (1/1) ... [2019-11-27 09:47:30,428 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:30,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:31,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:31,319 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:31,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:31,576 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:31,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:31 WrapperNode [2019-11-27 09:47:31,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:31,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:31,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:31,581 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:31,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:31" (1/1) ... [2019-11-27 09:47:31,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:31" (1/1) ... [2019-11-27 09:47:31,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:31,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:31,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:31,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:31,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:31" (1/1) ... [2019-11-27 09:47:31,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:31" (1/1) ... [2019-11-27 09:47:31,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:31" (1/1) ... [2019-11-27 09:47:31,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:31" (1/1) ... [2019-11-27 09:47:31,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:31" (1/1) ... [2019-11-27 09:47:31,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:31" (1/1) ... [2019-11-27 09:47:31,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:31" (1/1) ... [2019-11-27 09:47:31,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:31,927 INFO L168 Benchmark]: Toolchain (without parser) took 1541.08 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. [2019-11-27 09:47:31,931 INFO L168 Benchmark]: CDTParser took 1.67 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:31,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1192.21 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 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:31,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.57 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. [2019-11-27 09:47:31,940 INFO L168 Benchmark]: Boogie Preprocessor took 173.71 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:31,951 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.67 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 1192.21 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 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 165.57 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 173.71 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-da95e15 [2019-11-27 09:47:35,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:35,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:35,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:35,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:35,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:35,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:35,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:35,863 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:35,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:35,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:35,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:35,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:35,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:35,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:35,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:35,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:35,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:35,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:35,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:35,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:35,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:35,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:35,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:35,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:35,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:35,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:35,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:35,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:35,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:35,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:35,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:35,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:35,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:35,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:35,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:35,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:35,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:35,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:35,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:35,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:35,968 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:36,024 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:36,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:36,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:36,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:36,034 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:36,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:36,035 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:36,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:36,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:36,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:36,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:36,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:36,042 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:36,042 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:36,043 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:36,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:36,045 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:36,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:36,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:36,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:36,047 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:36,048 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:36,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:36,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:36,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:36,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:36,051 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:36,052 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:36,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:36,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:36,056 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 -> 2ceb6a5aec908c5f9f94f630a4301750946f82ed [2019-11-27 09:47:36,674 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:36,709 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:36,719 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:36,725 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:36,725 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:36,730 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0683a.c [2019-11-27 09:47:36,892 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01a6bd503/22803998de35403ca21750d700404f23/FLAG600f2e6c4 [2019-11-27 09:47:38,029 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:38,030 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0683a.c [2019-11-27 09:47:38,054 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01a6bd503/22803998de35403ca21750d700404f23/FLAG600f2e6c4 [2019-11-27 09:47:38,096 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01a6bd503/22803998de35403ca21750d700404f23 [2019-11-27 09:47:38,103 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:38,110 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:38,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:38,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:38,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:38,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:38" (1/1) ... [2019-11-27 09:47:38,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55405a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:38, skipping insertion in model container [2019-11-27 09:47:38,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:38" (1/1) ... [2019-11-27 09:47:38,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:38,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:39,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:39,062 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:39,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:39,300 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:39,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39 WrapperNode [2019-11-27 09:47:39,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:39,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:39,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:39,319 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:39,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:39,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:39,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:39,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:39,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:39,837 INFO L168 Benchmark]: Toolchain (without parser) took 1719.99 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 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:39,838 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:39,839 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1188.33 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). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:39,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 241.34 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:39,845 INFO L168 Benchmark]: Boogie Preprocessor took 266.29 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:39,864 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 1188.33 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). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 241.34 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 266.29 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 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...