./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0520.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_0520.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 0f5a48d74a28b0c245cdf7cbc20353ff85fadb1e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0520.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 0f5a48d74a28b0c245cdf7cbc20353ff85fadb1e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:07:57,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:07:57,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:07:57,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:07:57,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:07:57,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:07:57,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:07:57,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:07:57,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:07:57,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:07:57,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:07:57,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:07:57,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:07:57,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:07:57,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:07:57,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:07:57,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:07:57,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:07:57,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:07:57,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:07:57,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:07:57,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:07:57,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:07:57,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:07:57,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:07:57,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:07:57,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:07:57,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:07:57,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:07:57,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:07:57,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:07:57,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:07:57,603 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:07:57,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:07:57,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:07:57,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:07:57,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:07:57,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:07:57,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:07:57,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:07:57,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:07:57,626 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:07:57,662 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:07:57,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:07:57,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:07:57,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:07:57,668 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:07:57,668 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:07:57,671 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:07:57,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:07:57,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:07:57,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:07:57,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:07:57,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:07:57,676 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:07:57,676 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:07:57,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:07:57,677 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:07:57,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:07:57,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:07:57,678 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:07:57,681 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:07:57,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:07:57,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:07:57,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:07:57,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:07:57,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:07:57,684 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:07:57,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:07:57,686 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:07:57,687 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 -> 0f5a48d74a28b0c245cdf7cbc20353ff85fadb1e [2019-11-27 16:07:58,325 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:07:58,353 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:07:58,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:07:58,368 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:07:58,369 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:07:58,370 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0520.c [2019-11-27 16:07:58,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0710b3bc0/bfef2d4695f54ddd982c36b678412048/FLAG5a24f477f [2019-11-27 16:07:59,775 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:07:59,779 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0520.c [2019-11-27 16:07:59,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0710b3bc0/bfef2d4695f54ddd982c36b678412048/FLAG5a24f477f [2019-11-27 16:07:59,851 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0710b3bc0/bfef2d4695f54ddd982c36b678412048 [2019-11-27 16:07:59,858 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:07:59,862 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:07:59,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:59,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:07:59,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:07:59,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:59" (1/1) ... [2019-11-27 16:07:59,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@388be10d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:59, skipping insertion in model container [2019-11-27 16:07:59,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:59" (1/1) ... [2019-11-27 16:07:59,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:00,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:01,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:01,198 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:01,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:01,570 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:01,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01 WrapperNode [2019-11-27 16:08:01,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:01,587 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:01,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:01,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:01,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:01,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:01,939 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:01,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:01,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:01,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:01,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:01,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:02,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:02,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:02,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:02,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:02,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:02,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:02,295 INFO L168 Benchmark]: Toolchain (without parser) took 2428.18 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 949.7 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:02,297 INFO L168 Benchmark]: CDTParser took 1.42 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 16:08:02,300 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1703.13 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:02,301 INFO L168 Benchmark]: Boogie Procedure Inliner took 355.87 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:02,305 INFO L168 Benchmark]: Boogie Preprocessor took 342.68 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:02,316 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 1703.13 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 355.87 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 342.68 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.7 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 0.1.24-509859d [2019-11-27 16:08:06,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:06,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:06,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:06,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:06,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:06,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:06,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:06,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:06,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:06,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:06,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:06,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:06,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:06,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:06,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:06,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:06,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:06,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:06,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:06,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:06,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:06,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:06,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:06,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:06,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:06,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:06,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:06,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:06,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:06,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:06,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:06,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:06,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:06,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:06,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:06,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:06,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:06,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:06,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:06,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:06,495 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:06,551 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:06,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:06,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:06,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:06,563 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:06,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:06,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:06,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:06,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:06,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:06,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:06,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:06,571 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:06,572 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:06,572 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:06,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:06,577 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:06,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:06,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:06,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:06,580 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:06,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:06,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:06,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:06,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:06,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:06,585 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:06,585 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:06,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:06,586 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:06,587 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 -> 0f5a48d74a28b0c245cdf7cbc20353ff85fadb1e [2019-11-27 16:08:07,224 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:07,254 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:07,260 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:07,269 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:07,269 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:07,271 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0520.c [2019-11-27 16:08:07,422 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b83aa39a/e3b61b35de20447abb139fcade3f14f4/FLAG1f96ba400 [2019-11-27 16:08:08,662 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:08,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0520.c [2019-11-27 16:08:08,696 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b83aa39a/e3b61b35de20447abb139fcade3f14f4/FLAG1f96ba400 [2019-11-27 16:08:08,738 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b83aa39a/e3b61b35de20447abb139fcade3f14f4 [2019-11-27 16:08:08,747 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:08,749 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:08,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:08,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:08,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:08,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:08,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d13d170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:08, skipping insertion in model container [2019-11-27 16:08:08,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:08" (1/1) ... [2019-11-27 16:08:08,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:08,907 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:09,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:09,995 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:10,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:10,474 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:10,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:10 WrapperNode [2019-11-27 16:08:10,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:10,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:10,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:10,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:10,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:10" (1/1) ... [2019-11-27 16:08:10,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:10" (1/1) ... [2019-11-27 16:08:10,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:10,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:10,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:10,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:10,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:10" (1/1) ... [2019-11-27 16:08:10,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:10" (1/1) ... [2019-11-27 16:08:10,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:10" (1/1) ... [2019-11-27 16:08:10,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:10" (1/1) ... [2019-11-27 16:08:11,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:10" (1/1) ... [2019-11-27 16:08:11,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:10" (1/1) ... [2019-11-27 16:08:11,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:10" (1/1) ... [2019-11-27 16:08:11,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:11,258 INFO L168 Benchmark]: Toolchain (without parser) took 2503.60 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 944.0 MB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:11,259 INFO L168 Benchmark]: CDTParser took 0.35 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 16:08:11,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1720.10 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 966.9 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:11,263 INFO L168 Benchmark]: Boogie Procedure Inliner took 340.12 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:11,267 INFO L168 Benchmark]: Boogie Preprocessor took 431.72 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 944.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:11,278 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1720.10 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 966.9 MB in the end (delta: -5.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 340.12 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 431.72 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 944.0 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...