./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0740.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/float_req_bl_0740.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 1ba5abe06d07a4712bf40ef71e353712c0bd3c97 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0740.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 1ba5abe06d07a4712bf40ef71e353712c0bd3c97 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:00:19,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:19,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:19,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:19,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:19,216 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:19,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:19,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:19,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:19,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:19,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:19,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:19,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:19,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:19,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:19,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:19,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:19,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:19,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:19,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:19,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:19,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:19,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:19,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:19,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:19,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:19,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:19,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:19,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:19,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:19,334 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:19,335 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:19,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:19,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:19,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:19,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:19,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:19,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:19,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:19,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:19,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:19,360 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:00:19,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:19,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:19,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:19,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:19,408 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:19,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:19,410 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:19,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:00:19,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:19,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:19,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:19,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:19,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:19,416 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:19,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:19,417 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:19,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:19,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:19,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:19,421 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:19,421 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:19,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:19,422 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:19,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:19,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:19,425 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:00:19,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:00:19,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:19,426 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 -> 1ba5abe06d07a4712bf40ef71e353712c0bd3c97 [2019-11-26 17:00:19,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:20,026 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:20,033 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:20,037 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:20,041 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:20,042 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0740.c [2019-11-26 17:00:20,207 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d7e17cfc/d276c3e40922465db07c198b0401c623/FLAGd6f7357cb [2019-11-26 17:00:21,330 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:21,336 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0740.c [2019-11-26 17:00:21,351 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d7e17cfc/d276c3e40922465db07c198b0401c623/FLAGd6f7357cb [2019-11-26 17:00:21,395 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d7e17cfc/d276c3e40922465db07c198b0401c623 [2019-11-26 17:00:21,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:21,406 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:21,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:21,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:21,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:21,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:21" (1/1) ... [2019-11-26 17:00:21,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:21, skipping insertion in model container [2019-11-26 17:00:21,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:21" (1/1) ... [2019-11-26 17:00:21,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:21,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:22,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:22,141 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:22,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:22,303 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:22,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:22 WrapperNode [2019-11-26 17:00:22,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:22,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:22,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:22,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:22,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:22" (1/1) ... [2019-11-26 17:00:22,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:22" (1/1) ... [2019-11-26 17:00:22,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:22,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:22,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:22,427 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:22,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:22" (1/1) ... [2019-11-26 17:00:22,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:22" (1/1) ... [2019-11-26 17:00:22,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:22" (1/1) ... [2019-11-26 17:00:22,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:22" (1/1) ... [2019-11-26 17:00:22,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:22" (1/1) ... [2019-11-26 17:00:22,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:22" (1/1) ... [2019-11-26 17:00:22,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:22" (1/1) ... [2019-11-26 17:00:22,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:22,524 INFO L168 Benchmark]: Toolchain (without parser) took 1117.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.4 MB in the end (delta: -22.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:22,528 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-26 17:00:22,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 895.53 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 991.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:22,536 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.16 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 990.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:22,540 INFO L168 Benchmark]: Boogie Preprocessor took 94.30 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:22,552 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 895.53 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 991.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 113.16 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 990.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 94.30 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.4 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 0.1.24-025d5a2 [2019-11-26 17:00:26,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:26,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:26,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:26,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:26,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:26,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:26,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:26,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:26,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:26,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:26,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:26,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:26,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:26,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:26,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:26,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:26,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:26,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:26,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:26,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:26,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:26,501 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:26,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:26,514 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:26,514 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:26,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:26,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:26,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:26,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:26,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:26,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:26,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:26,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:26,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:26,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:26,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:26,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:26,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:26,539 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:26,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:26,544 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:26,585 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:26,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:26,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:26,593 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:26,593 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:26,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:26,594 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:26,594 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:26,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:26,596 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:26,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:26,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:26,601 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:26,601 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:26,602 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:26,602 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:26,602 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:26,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:26,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:26,603 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:26,604 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:26,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:26,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:26,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:26,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:26,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:26,607 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:26,609 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:26,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:26,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:26,611 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 -> 1ba5abe06d07a4712bf40ef71e353712c0bd3c97 [2019-11-26 17:00:27,189 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:27,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:27,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:27,230 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:27,234 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:27,236 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0740.c [2019-11-26 17:00:27,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18f7cd8f0/014f4bdb159a4fdfb390d96455b11049/FLAGdca2e0de3 [2019-11-26 17:00:28,489 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:28,491 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0740.c [2019-11-26 17:00:28,510 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18f7cd8f0/014f4bdb159a4fdfb390d96455b11049/FLAGdca2e0de3 [2019-11-26 17:00:28,552 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18f7cd8f0/014f4bdb159a4fdfb390d96455b11049 [2019-11-26 17:00:28,565 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:28,567 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:28,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:28,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:28,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:28,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:28" (1/1) ... [2019-11-26 17:00:28,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dc750d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:28, skipping insertion in model container [2019-11-26 17:00:28,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:28" (1/1) ... [2019-11-26 17:00:28,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:28,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:29,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:29,238 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:29,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:29,492 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:29,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:29 WrapperNode [2019-11-26 17:00:29,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:29,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:29,501 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:29,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:29,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:29" (1/1) ... [2019-11-26 17:00:29,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:29" (1/1) ... [2019-11-26 17:00:29,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:29,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:29,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:29,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:29,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:29" (1/1) ... [2019-11-26 17:00:29,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:29" (1/1) ... [2019-11-26 17:00:29,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:29" (1/1) ... [2019-11-26 17:00:29,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:29" (1/1) ... [2019-11-26 17:00:29,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:29" (1/1) ... [2019-11-26 17:00:29,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:29" (1/1) ... [2019-11-26 17:00:29,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:29" (1/1) ... [2019-11-26 17:00:29,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:29,696 INFO L168 Benchmark]: Toolchain (without parser) took 1125.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:29,698 INFO L168 Benchmark]: CDTParser took 1.10 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. [2019-11-26 17:00:29,700 INFO L168 Benchmark]: CACSL2BoogieTranslator took 922.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:29,706 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.83 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:29,710 INFO L168 Benchmark]: Boogie Preprocessor took 96.62 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:29,726 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.10 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 922.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 91.83 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 96.62 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...