./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0730c.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_0730c.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 2fdd6b263368afa8ce8882c7fab6c0f595a3666c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0730c.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 2fdd6b263368afa8ce8882c7fab6c0f595a3666c .......................................................................................................................................................................................................... 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 17:00:19,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:19,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:19,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:19,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:19,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:19,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:19,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:19,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:19,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:19,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:19,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:19,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:19,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:19,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:19,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:19,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:19,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:19,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:19,328 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:19,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:19,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:19,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:19,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:19,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:19,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:19,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:19,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:19,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:19,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:19,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:19,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:19,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:19,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:19,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:19,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:19,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:19,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:19,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:19,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:19,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:19,391 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:00:19,429 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:19,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:19,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:19,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:19,438 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:19,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:19,438 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:19,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:00:19,439 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:19,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:19,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:19,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:19,443 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:19,444 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:19,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:19,446 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:19,446 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:19,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:19,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:19,448 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:19,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:19,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:19,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:19,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:19,452 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:19,453 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:00:19,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:00:19,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:19,453 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 -> 2fdd6b263368afa8ce8882c7fab6c0f595a3666c [2019-11-26 17:00:20,032 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:20,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:20,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:20,070 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:20,072 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:20,073 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0730c.c [2019-11-26 17:00:20,229 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d01e0363/14f23c6a6c0f44c483fbd6275bbe2ea5/FLAGa171648ec [2019-11-26 17:00:21,245 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:21,246 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0730c.c [2019-11-26 17:00:21,264 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d01e0363/14f23c6a6c0f44c483fbd6275bbe2ea5/FLAGa171648ec [2019-11-26 17:00:21,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d01e0363/14f23c6a6c0f44c483fbd6275bbe2ea5 [2019-11-26 17:00:21,406 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:21,411 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:21,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:21,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:21,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:21,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:21" (1/1) ... [2019-11-26 17:00:21,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182d43ec 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 17:00:21,434 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 17:00:21,513 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:22,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:22,071 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:22,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:22,328 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:22,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:22 WrapperNode [2019-11-26 17:00:22,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:22,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:22,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:22,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:22,357 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 17:00:22,393 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 17:00:22,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:22,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:22,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:22,449 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:22,459 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 17:00:22,460 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 17:00:22,477 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 17:00:22,478 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 17:00:22,514 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 17:00:22,527 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 17:00:22,533 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 17:00:22,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:22,561 INFO L168 Benchmark]: Toolchain (without parser) took 1134.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 984.2 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:22,562 INFO L168 Benchmark]: CDTParser took 1.51 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 17:00:22,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 918.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:22,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.82 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:22,578 INFO L168 Benchmark]: Boogie Preprocessor took 92.63 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:22,587 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 918.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 113.82 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 92.63 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 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 17:00:26,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:26,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:26,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:26,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:26,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:26,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:26,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:26,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:26,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:26,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:26,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:26,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:26,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:26,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:26,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:26,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:26,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:26,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:26,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:26,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:26,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:26,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:26,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:26,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:26,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:26,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:26,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:26,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:26,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:26,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:26,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:26,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:26,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:26,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:26,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:26,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:26,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:26,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:26,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:26,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:26,693 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:26,722 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:26,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:26,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:26,726 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:26,726 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:26,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:26,728 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:26,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:26,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:26,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:26,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:26,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:26,730 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:26,733 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:26,733 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:26,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:26,734 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:26,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:26,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:26,734 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:26,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:26,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:26,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:26,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:26,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:26,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:26,736 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:26,738 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:26,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:26,738 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:26,739 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 -> 2fdd6b263368afa8ce8882c7fab6c0f595a3666c [2019-11-26 17:00:27,262 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:27,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:27,299 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:27,303 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:27,307 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:27,309 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0730c.c [2019-11-26 17:00:27,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bffe541e3/4044f4faa3a446b99e6a10ef6e876eed/FLAG07528b9f8 [2019-11-26 17:00:28,543 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:28,545 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0730c.c [2019-11-26 17:00:28,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bffe541e3/4044f4faa3a446b99e6a10ef6e876eed/FLAG07528b9f8 [2019-11-26 17:00:28,605 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bffe541e3/4044f4faa3a446b99e6a10ef6e876eed [2019-11-26 17:00:28,613 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:28,620 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:28,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:28,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:28,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:28,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:28" (1/1) ... [2019-11-26 17:00:28,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c99d16 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 17:00:28,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:28" (1/1) ... [2019-11-26 17:00:28,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:28,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:29,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:29,243 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:29,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:29,514 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:29,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:29 WrapperNode [2019-11-26 17:00:29,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:29,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:29,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:29,533 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:29,554 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 17:00:29,603 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 17:00:29,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:29,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:29,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:29,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:29,710 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 17:00:29,713 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 17:00:29,739 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 17:00:29,744 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 17:00:29,780 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 17:00:29,795 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 17:00:29,809 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 17:00:29,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:29,836 INFO L168 Benchmark]: Toolchain (without parser) took 1217.18 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 985.5 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:29,837 INFO L168 Benchmark]: CDTParser took 0.39 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 17:00:29,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 892.23 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:29,850 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.11 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 17:00:29,852 INFO L168 Benchmark]: Boogie Preprocessor took 144.16 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:29,860 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 892.23 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 158.11 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 144.16 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...