./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0685a.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/double_req_bl_0685a.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 b4c34662463e17ac30593a66de4e00eb1d619b62 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0685a.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 b4c34662463e17ac30593a66de4e00eb1d619b62 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:08:13,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:13,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:13,344 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:13,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:13,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:13,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:13,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:13,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:13,379 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:13,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:13,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:13,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:13,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:13,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:13,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:13,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:13,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:13,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:13,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:13,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:13,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:13,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:13,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:13,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:13,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:13,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:13,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:13,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:13,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:13,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:13,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:13,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:13,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:13,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:13,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:13,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:13,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:13,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:13,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:13,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:13,482 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:13,524 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:13,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:13,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:13,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:13,531 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:13,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:13,534 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:13,535 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:13,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:13,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:13,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:13,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:13,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:13,538 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:13,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:13,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:13,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:13,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:13,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:13,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:13,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:13,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:13,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:13,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:13,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:13,546 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:13,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:13,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:13,547 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 -> b4c34662463e17ac30593a66de4e00eb1d619b62 [2019-11-27 16:08:14,107 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:14,140 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:14,148 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:14,152 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:14,152 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:14,154 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0685a.c [2019-11-27 16:08:14,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e6ffe089/a34024f3ae824cc6a3de2225186a0cd1/FLAGe1f0fb61a [2019-11-27 16:08:15,464 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:15,470 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0685a.c [2019-11-27 16:08:15,494 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e6ffe089/a34024f3ae824cc6a3de2225186a0cd1/FLAGe1f0fb61a [2019-11-27 16:08:15,534 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e6ffe089/a34024f3ae824cc6a3de2225186a0cd1 [2019-11-27 16:08:15,542 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:15,545 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:15,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:15,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:15,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:15,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:15" (1/1) ... [2019-11-27 16:08:15,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@153821d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:15, skipping insertion in model container [2019-11-27 16:08:15,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:15" (1/1) ... [2019-11-27 16:08:15,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:15,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:16,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:16,467 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:16,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:16,709 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:16,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16 WrapperNode [2019-11-27 16:08:16,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:16,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:16,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:16,714 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:16,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:16,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:16,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:16,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:16,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:17,000 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:17,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:17,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:17,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:17,095 INFO L168 Benchmark]: Toolchain (without parser) took 1540.39 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 16:08:17,096 INFO L168 Benchmark]: CDTParser took 0.94 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 16:08:17,101 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1163.70 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:17,102 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.96 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 16:08:17,105 INFO L168 Benchmark]: Boogie Preprocessor took 189.27 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 16:08:17,113 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 1163.70 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 984.3 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 179.96 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 189.27 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 0.1.24-509859d [2019-11-27 16:08:21,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:21,221 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:21,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:21,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:21,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:21,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:21,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:21,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:21,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:21,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:21,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:21,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:21,307 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:21,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:21,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:21,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:21,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:21,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:21,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:21,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:21,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:21,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:21,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:21,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:21,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:21,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:21,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:21,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:21,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:21,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:21,377 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:21,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:21,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:21,384 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:21,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:21,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:21,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:21,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:21,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:21,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:21,396 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:21,437 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:21,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:21,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:21,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:21,445 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:21,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:21,445 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:21,446 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:21,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:21,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:21,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:21,450 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:21,450 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:21,451 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:21,451 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:21,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:21,452 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:21,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:21,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:21,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:21,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:21,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:21,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:21,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:21,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:21,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:21,459 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:21,462 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:21,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:21,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:21,464 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 -> b4c34662463e17ac30593a66de4e00eb1d619b62 [2019-11-27 16:08:22,004 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:22,031 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:22,041 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:22,048 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:22,049 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:22,050 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0685a.c [2019-11-27 16:08:22,215 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c11cb148/4f2213a35f58406ebe8aad1d3da831f3/FLAG16da64c9d [2019-11-27 16:08:23,356 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:23,360 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0685a.c [2019-11-27 16:08:23,389 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c11cb148/4f2213a35f58406ebe8aad1d3da831f3/FLAG16da64c9d [2019-11-27 16:08:23,429 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c11cb148/4f2213a35f58406ebe8aad1d3da831f3 [2019-11-27 16:08:23,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:23,444 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:23,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:23,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:23,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:23,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:23" (1/1) ... [2019-11-27 16:08:23,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1748b44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:23, skipping insertion in model container [2019-11-27 16:08:23,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:23" (1/1) ... [2019-11-27 16:08:23,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:23,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:24,348 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:24,375 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:24,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:24,678 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:24,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24 WrapperNode [2019-11-27 16:08:24,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:24,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:24,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:24,695 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:24,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,918 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:24,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:24,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:24,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:24,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:25,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:25,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:25,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:25,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:25,184 INFO L168 Benchmark]: Toolchain (without parser) took 1735.98 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 16:08:25,186 INFO L168 Benchmark]: CDTParser took 0.33 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 16:08:25,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1232.15 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:25,193 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.24 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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 16:08:25,194 INFO L168 Benchmark]: Boogie Preprocessor took 252.29 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:25,201 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1232.15 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.24 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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. * Boogie Preprocessor took 252.29 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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...