./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0920b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_0920b.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 f9996153423fecedcbbebbb98f8557ca25433f0f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0920b.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 f9996153423fecedcbbebbb98f8557ca25433f0f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:24,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:24,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:24,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:24,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:24,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:24,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:24,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:24,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:24,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:24,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:24,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:24,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:24,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:24,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:24,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:24,457 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:24,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:24,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:24,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:24,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:24,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:24,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:24,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:24,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:24,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:24,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:24,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:24,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:24,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:24,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:24,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:24,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:24,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:24,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:24,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:24,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:24,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:24,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:24,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:24,535 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:24,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:24,577 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:24,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:24,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:24,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:24,586 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:24,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:24,587 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:24,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:24,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:24,589 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:24,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:24,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:24,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:24,592 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:24,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:24,594 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:24,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:24,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:24,597 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:24,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:24,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:24,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:24,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:24,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:24,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:24,599 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:24,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:24,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:24,602 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 -> f9996153423fecedcbbebbb98f8557ca25433f0f [2019-11-26 16:59:25,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:25,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:25,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:25,195 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:25,197 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:25,198 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0920b.c [2019-11-26 16:59:25,352 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f2d0502d/09d581902ea44e5ab9a824c91856760e/FLAG53089be21 [2019-11-26 16:59:26,388 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:26,394 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0920b.c [2019-11-26 16:59:26,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f2d0502d/09d581902ea44e5ab9a824c91856760e/FLAG53089be21 [2019-11-26 16:59:26,507 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f2d0502d/09d581902ea44e5ab9a824c91856760e [2019-11-26 16:59:26,513 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:26,515 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:26,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:26,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:26,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:26,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:26" (1/1) ... [2019-11-26 16:59:26,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2952a928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:26, skipping insertion in model container [2019-11-26 16:59:26,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:26" (1/1) ... [2019-11-26 16:59:26,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:26,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:27,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:27,143 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:27,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:27,377 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:27,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27 WrapperNode [2019-11-26 16:59:27,378 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:27,380 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:27,380 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:27,380 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:27,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:27,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:27,480 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:27,480 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:27,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:27" (1/1) ... [2019-11-26 16:59:27,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:27,599 INFO L168 Benchmark]: Toolchain (without parser) took 1076.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.9 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:27,600 INFO L168 Benchmark]: CDTParser took 1.60 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:27,602 INFO L168 Benchmark]: CACSL2BoogieTranslator took 854.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.4 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:27,607 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.77 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:27,609 INFO L168 Benchmark]: Boogie Preprocessor took 108.68 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 979.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:27,618 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 854.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.4 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 99.77 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 108.68 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 979.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-025d5a2 [2019-11-26 16:59:31,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:31,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:31,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:31,262 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:31,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:31,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:31,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:31,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:31,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:31,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:31,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:31,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:31,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:31,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:31,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:31,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:31,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:31,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:31,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:31,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:31,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:31,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:31,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:31,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:31,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:31,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:31,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:31,377 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:31,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:31,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:31,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:31,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:31,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:31,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:31,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:31,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:31,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:31,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:31,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:31,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:31,404 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:31,442 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:31,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:31,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:31,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:31,453 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:31,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:31,454 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:31,454 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:31,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:31,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:31,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:31,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:31,456 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:31,457 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:31,459 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:31,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:31,459 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:31,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:31,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:31,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:31,462 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:31,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:31,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:31,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:31,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:31,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:31,467 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:31,468 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:31,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:31,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:31,470 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 -> f9996153423fecedcbbebbb98f8557ca25433f0f [2019-11-26 16:59:32,020 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:32,047 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:32,052 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:32,060 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:32,060 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:32,062 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0920b.c [2019-11-26 16:59:32,203 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ada4c771/9252cfabe80a41bf86f2d864e8622de5/FLAGe49bb9bc1 [2019-11-26 16:59:33,261 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:33,265 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0920b.c [2019-11-26 16:59:33,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ada4c771/9252cfabe80a41bf86f2d864e8622de5/FLAGe49bb9bc1 [2019-11-26 16:59:33,399 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ada4c771/9252cfabe80a41bf86f2d864e8622de5 [2019-11-26 16:59:33,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:33,416 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:33,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:33,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:33,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:33,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:33" (1/1) ... [2019-11-26 16:59:33,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1542a42d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:33, skipping insertion in model container [2019-11-26 16:59:33,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:33" (1/1) ... [2019-11-26 16:59:33,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:33,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:34,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:34,136 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:34,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:34,471 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:34,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:34 WrapperNode [2019-11-26 16:59:34,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:34,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:34,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:34,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:34,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:34" (1/1) ... [2019-11-26 16:59:34,531 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:34" (1/1) ... [2019-11-26 16:59:34,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:34,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:34,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:34,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:34,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:34" (1/1) ... [2019-11-26 16:59:34,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:34" (1/1) ... [2019-11-26 16:59:34,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:34" (1/1) ... [2019-11-26 16:59:34,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:34" (1/1) ... [2019-11-26 16:59:34,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:34" (1/1) ... [2019-11-26 16:59:34,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:34" (1/1) ... [2019-11-26 16:59:34,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:34" (1/1) ... [2019-11-26 16:59:34,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:34,714 INFO L168 Benchmark]: Toolchain (without parser) took 1294.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.0 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:34,716 INFO L168 Benchmark]: CDTParser took 1.09 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:34,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1053.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 989.7 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:34,725 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.08 ms. Allocated memory is still 1.0 GB. Free memory was 989.7 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:34,726 INFO L168 Benchmark]: Boogie Preprocessor took 114.53 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:34,742 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1053.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 989.7 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 113.08 ms. Allocated memory is still 1.0 GB. Free memory was 989.7 MB in the beginning and 984.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 114.53 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 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...