./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1092c.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_1092c.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 515d13351b6efee56e7d1331680e6aaafc770d9e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_1092c.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 515d13351b6efee56e7d1331680e6aaafc770d9e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:48,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:48,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:48,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:48,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:48,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:48,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:48,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:48,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:48,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:48,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:48,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:48,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:48,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:48,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:48,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:48,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:48,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:48,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:48,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:48,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:48,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:48,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:48,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:48,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:48,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:48,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:48,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:48,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:48,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:48,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:48,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:48,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:48,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:48,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:48,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:48,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:48,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:48,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:48,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:48,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:48,492 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:48,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:48,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:48,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:48,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:48,527 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:48,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:48,528 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:48,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:48,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:48,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:48,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:48,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:48,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:48,532 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:48,532 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:48,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:48,533 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:48,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:48,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:48,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:48,535 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:48,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:48,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:48,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:48,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:48,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:48,538 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:48,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:48,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:48,539 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 -> 515d13351b6efee56e7d1331680e6aaafc770d9e [2019-11-24 21:06:48,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:48,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:48,966 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:48,968 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:48,969 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:48,977 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1092c.c [2019-11-24 21:06:49,072 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88163101e/c18b807964154514a8910629b08ea3d7/FLAG30ccd1a64 [2019-11-24 21:06:49,812 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:49,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1092c.c [2019-11-24 21:06:49,827 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88163101e/c18b807964154514a8910629b08ea3d7/FLAG30ccd1a64 [2019-11-24 21:06:50,157 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88163101e/c18b807964154514a8910629b08ea3d7 [2019-11-24 21:06:50,163 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:50,166 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:50,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:50,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:50,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:50,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:50" (1/1) ... [2019-11-24 21:06:50,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f652c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:50, skipping insertion in model container [2019-11-24 21:06:50,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:50" (1/1) ... [2019-11-24 21:06:50,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:50,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:50,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:50,572 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:50,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:50,734 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:50,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:50 WrapperNode [2019-11-24 21:06:50,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:50,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:50,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:50,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:50,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:50" (1/1) ... [2019-11-24 21:06:50,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:50" (1/1) ... [2019-11-24 21:06:50,800 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:50,801 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:50,801 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:50,801 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:50,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:50" (1/1) ... [2019-11-24 21:06:50,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:50" (1/1) ... [2019-11-24 21:06:50,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:50" (1/1) ... [2019-11-24 21:06:50,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:50" (1/1) ... [2019-11-24 21:06:50,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:50" (1/1) ... [2019-11-24 21:06:50,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:50" (1/1) ... [2019-11-24 21:06:50,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:50" (1/1) ... [2019-11-24 21:06:50,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:50,860 INFO L168 Benchmark]: Toolchain (without parser) took 691.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.3 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:50,874 INFO L168 Benchmark]: CDTParser took 0.89 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:50,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 565.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 990.1 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:50,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.27 ms. Allocated memory is still 1.0 GB. Free memory is still 990.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:50,881 INFO L168 Benchmark]: Boogie Preprocessor took 54.68 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:50,889 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 565.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 990.1 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 60.27 ms. Allocated memory is still 1.0 GB. Free memory is still 990.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 54.68 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.3 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 0.1.24-32f2683 [2019-11-24 21:06:53,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:53,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:53,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:53,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:53,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:53,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:53,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:53,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:53,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:53,658 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:53,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:53,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:53,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:53,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:53,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:53,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:53,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:53,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:53,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:53,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:53,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:53,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:53,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:53,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:53,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:53,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:53,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:53,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:53,712 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:53,713 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:53,713 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:53,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:53,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:53,720 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:53,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:53,721 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:53,721 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:53,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:53,724 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:53,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:53,728 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:53,757 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:53,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:53,759 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:53,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:53,762 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:53,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:53,762 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:53,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:53,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:53,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:53,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:53,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:53,764 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:53,765 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:53,767 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:53,767 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:53,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:53,767 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:53,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:53,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:53,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:53,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:53,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:53,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:53,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:53,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:53,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:53,771 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:53,773 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:53,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:53,774 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:53,774 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 -> 515d13351b6efee56e7d1331680e6aaafc770d9e [2019-11-24 21:06:54,219 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:54,236 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:54,242 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:54,247 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:54,248 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:54,249 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1092c.c [2019-11-24 21:06:54,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/036528dd2/e6fdc866fa4a47c0ab9a08471de83b5e/FLAGfbfa8925a [2019-11-24 21:06:55,094 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:55,095 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1092c.c [2019-11-24 21:06:55,107 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/036528dd2/e6fdc866fa4a47c0ab9a08471de83b5e/FLAGfbfa8925a [2019-11-24 21:06:55,397 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/036528dd2/e6fdc866fa4a47c0ab9a08471de83b5e [2019-11-24 21:06:55,405 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:55,408 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:55,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:55,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:55,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:55,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:55" (1/1) ... [2019-11-24 21:06:55,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ba7315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:55, skipping insertion in model container [2019-11-24 21:06:55,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:55" (1/1) ... [2019-11-24 21:06:55,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:55,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:55,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:55,865 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:55,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:56,018 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:56,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56 WrapperNode [2019-11-24 21:06:56,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:56,020 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:56,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:56,022 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:56,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:56,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:56,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:56,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:56,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:56" (1/1) ... [2019-11-24 21:06:56,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:56,174 INFO L168 Benchmark]: Toolchain (without parser) took 763.95 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 985.6 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:56,176 INFO L168 Benchmark]: CDTParser took 1.50 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. [2019-11-24 21:06:56,179 INFO L168 Benchmark]: CACSL2BoogieTranslator took 607.36 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:56,180 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.40 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:56,183 INFO L168 Benchmark]: Boogie Preprocessor took 67.05 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:56,190 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50 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 607.36 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 82.40 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.05 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.6 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...