./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0250b.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/double_req_bl_0250b.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 4c2ea93ce7d7bb69fdc51471a426b8c62557813c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0250b.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 4c2ea93ce7d7bb69fdc51471a426b8c62557813c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:04:45,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:04:45,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:04:45,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:04:45,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:04:45,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:04:45,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:04:45,550 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:04:45,554 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:04:45,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:04:45,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:04:45,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:04:45,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:04:45,579 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:04:45,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:04:45,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:04:45,590 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:04:45,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:04:45,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:04:45,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:04:45,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:04:45,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:04:45,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:04:45,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:04:45,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:04:45,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:04:45,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:04:45,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:04:45,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:04:45,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:04:45,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:04:45,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:04:45,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:04:45,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:04:45,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:04:45,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:04:45,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:04:45,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:04:45,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:04:45,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:04:45,677 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:04:45,678 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:04:45,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:04:45,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:04:45,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:04:45,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:04:45,726 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:04:45,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:04:45,726 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:04:45,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:04:45,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:04:45,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:04:45,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:04:45,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:04:45,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:04:45,731 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:04:45,734 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:04:45,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:04:45,734 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:04:45,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:04:45,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:04:45,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:04:45,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:04:45,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:04:45,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:04:45,738 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:04:45,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:04:45,739 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:04:45,739 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:04:45,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:04:45,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:04:45,741 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 -> 4c2ea93ce7d7bb69fdc51471a426b8c62557813c [2019-11-24 21:04:46,303 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:04:46,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:04:46,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:04:46,347 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:04:46,351 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:04:46,352 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-24 21:04:46,512 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90afbb630/146bf681c5664f1d8fbd2884673989ac/FLAG711c688cb [2019-11-24 21:04:47,674 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:04:47,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-24 21:04:47,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90afbb630/146bf681c5664f1d8fbd2884673989ac/FLAG711c688cb [2019-11-24 21:04:47,747 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90afbb630/146bf681c5664f1d8fbd2884673989ac [2019-11-24 21:04:47,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:04:47,760 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:04:47,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:47,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:04:47,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:04:47,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:47" (1/1) ... [2019-11-24 21:04:47,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:47, skipping insertion in model container [2019-11-24 21:04:47,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:47" (1/1) ... [2019-11-24 21:04:47,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:04:47,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:04:48,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:48,628 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:04:48,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:48,842 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:04:48,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:48 WrapperNode [2019-11-24 21:04:48,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:48,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:48,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:04:48,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:04:48,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:48" (1/1) ... [2019-11-24 21:04:48,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:48" (1/1) ... [2019-11-24 21:04:49,039 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:49,039 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:04:49,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:04:49,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:04:49,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:48" (1/1) ... [2019-11-24 21:04:49,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:48" (1/1) ... [2019-11-24 21:04:49,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:48" (1/1) ... [2019-11-24 21:04:49,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:48" (1/1) ... [2019-11-24 21:04:49,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:48" (1/1) ... [2019-11-24 21:04:49,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:48" (1/1) ... [2019-11-24 21:04:49,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:48" (1/1) ... [2019-11-24 21:04:49,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:04:49,196 INFO L168 Benchmark]: Toolchain (without parser) took 1432.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:04:49,199 INFO L168 Benchmark]: CDTParser took 0.91 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 21:04:49,202 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1076.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:49,206 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.84 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:04:49,208 INFO L168 Benchmark]: Boogie Preprocessor took 147.59 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:49,222 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91 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 1076.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 193.84 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 147.59 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:04:53,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:04:53,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:04:53,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:04:53,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:04:53,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:04:53,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:04:53,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:04:53,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:04:53,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:04:53,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:04:53,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:04:53,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:04:53,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:04:53,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:04:53,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:04:53,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:04:53,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:04:53,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:04:53,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:04:53,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:04:53,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:04:53,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:04:53,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:04:53,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:04:53,385 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:04:53,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:04:53,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:04:53,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:04:53,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:04:53,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:04:53,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:04:53,400 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:04:53,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:04:53,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:04:53,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:04:53,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:04:53,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:04:53,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:04:53,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:04:53,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:04:53,421 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:04:53,460 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:04:53,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:04:53,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:04:53,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:04:53,468 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:04:53,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:04:53,468 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:04:53,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:04:53,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:04:53,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:04:53,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:04:53,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:04:53,473 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:04:53,476 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:04:53,477 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:04:53,477 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:04:53,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:04:53,478 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:04:53,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:04:53,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:04:53,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:04:53,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:04:53,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:04:53,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:04:53,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:04:53,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:04:53,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:04:53,484 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:04:53,484 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:04:53,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:04:53,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:04:53,488 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 -> 4c2ea93ce7d7bb69fdc51471a426b8c62557813c [2019-11-24 21:04:54,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:04:54,099 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:04:54,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:04:54,111 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:04:54,115 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:04:54,116 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-24 21:04:54,282 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e079b5e1a/c36a09216aaf42b4b496738bbb8535fa/FLAGed6aeb7b0 [2019-11-24 21:04:55,438 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:04:55,440 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-24 21:04:55,467 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e079b5e1a/c36a09216aaf42b4b496738bbb8535fa/FLAGed6aeb7b0 [2019-11-24 21:04:55,514 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e079b5e1a/c36a09216aaf42b4b496738bbb8535fa [2019-11-24 21:04:55,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:04:55,532 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:04:55,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:55,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:04:55,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:04:55,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:55" (1/1) ... [2019-11-24 21:04:55,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:55, skipping insertion in model container [2019-11-24 21:04:55,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:55" (1/1) ... [2019-11-24 21:04:55,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:04:55,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:04:56,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:56,509 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:04:56,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:56,818 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:04:56,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:56 WrapperNode [2019-11-24 21:04:56,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:56,825 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:56,825 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:04:56,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:04:56,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:56" (1/1) ... [2019-11-24 21:04:56,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:56" (1/1) ... [2019-11-24 21:04:57,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:57,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:04:57,042 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:04:57,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:04:57,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:56" (1/1) ... [2019-11-24 21:04:57,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:56" (1/1) ... [2019-11-24 21:04:57,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:56" (1/1) ... [2019-11-24 21:04:57,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:56" (1/1) ... [2019-11-24 21:04:57,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:56" (1/1) ... [2019-11-24 21:04:57,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:56" (1/1) ... [2019-11-24 21:04:57,216 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:56" (1/1) ... [2019-11-24 21:04:57,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:04:57,245 INFO L168 Benchmark]: Toolchain (without parser) took 1713.58 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 978.6 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:04:57,247 INFO L168 Benchmark]: CDTParser took 0.32 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 21:04:57,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1287.22 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:57,253 INFO L168 Benchmark]: Boogie Procedure Inliner took 215.70 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:57,255 INFO L168 Benchmark]: Boogie Preprocessor took 197.46 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:04:57,268 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1287.22 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 984.3 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 215.70 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.46 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...