./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0470.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0470.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 d187cecab1a284a27f7c64e71455cab847eaa514 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0470.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 d187cecab1a284a27f7c64e71455cab847eaa514 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:07:55,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:07:55,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:07:55,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:07:55,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:07:55,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:07:55,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:07:55,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:07:55,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:07:55,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:07:55,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:07:55,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:07:55,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:07:55,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:07:55,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:07:55,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:07:55,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:07:55,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:07:55,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:07:55,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:07:55,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:07:55,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:07:55,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:07:55,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:07:55,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:07:55,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:07:55,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:07:55,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:07:55,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:07:55,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:07:55,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:07:55,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:07:55,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:07:55,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:07:55,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:07:55,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:07:55,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:07:55,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:07:55,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:07:55,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:07:55,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:07:55,484 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:07:55,522 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:07:55,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:07:55,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:07:55,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:07:55,531 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:07:55,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:07:55,533 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:07:55,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:07:55,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:07:55,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:07:55,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:07:55,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:07:55,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:07:55,539 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:07:55,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:07:55,541 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:07:55,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:07:55,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:07:55,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:07:55,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:07:55,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:07:55,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:07:55,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:07:55,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:07:55,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:07:55,547 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:07:55,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:07:55,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:07:55,550 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 -> d187cecab1a284a27f7c64e71455cab847eaa514 [2019-11-27 16:07:56,180 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:07:56,211 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:07:56,220 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:07:56,223 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:07:56,227 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:07:56,229 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0470.c [2019-11-27 16:07:56,406 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f610c5bb9/f970f24d74fa4e51b95c9549d7d8d97b/FLAG2299de715 [2019-11-27 16:07:57,581 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:07:57,584 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0470.c [2019-11-27 16:07:57,611 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f610c5bb9/f970f24d74fa4e51b95c9549d7d8d97b/FLAG2299de715 [2019-11-27 16:07:57,652 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f610c5bb9/f970f24d74fa4e51b95c9549d7d8d97b [2019-11-27 16:07:57,660 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:07:57,666 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:07:57,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:57,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:07:57,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:07:57,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:57" (1/1) ... [2019-11-27 16:07:57,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75988438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:57, skipping insertion in model container [2019-11-27 16:07:57,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:57" (1/1) ... [2019-11-27 16:07:57,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:07:57,805 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:07:58,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:07:58,559 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:07:58,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:07:58,795 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:07:58,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:58 WrapperNode [2019-11-27 16:07:58,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:58,805 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:07:58,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:07:58,806 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:07:58,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:58" (1/1) ... [2019-11-27 16:07:58,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:58" (1/1) ... [2019-11-27 16:07:58,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:07:58,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:07:58,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:07:58,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:07:58,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:58" (1/1) ... [2019-11-27 16:07:58,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:58" (1/1) ... [2019-11-27 16:07:58,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:58" (1/1) ... [2019-11-27 16:07:58,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:58" (1/1) ... [2019-11-27 16:07:59,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:58" (1/1) ... [2019-11-27 16:07:59,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:58" (1/1) ... [2019-11-27 16:07:59,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:58" (1/1) ... [2019-11-27 16:07:59,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:07:59,132 INFO L168 Benchmark]: Toolchain (without parser) took 1462.16 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. [2019-11-27 16:07:59,136 INFO L168 Benchmark]: CDTParser took 1.16 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:07:59,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1134.59 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. [2019-11-27 16:07:59,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.54 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:07:59,144 INFO L168 Benchmark]: Boogie Preprocessor took 171.79 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. [2019-11-27 16:07:59,156 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16 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 1134.59 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 147.54 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.79 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:08:03,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:03,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:03,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:03,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:03,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:03,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:03,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:03,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:03,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:03,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:03,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:03,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:03,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:03,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:03,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:03,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:03,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:03,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:03,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:03,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:03,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:03,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:03,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:03,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:03,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:03,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:03,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:03,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:03,266 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:03,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:03,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:03,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:03,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:03,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:03,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:03,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:03,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:03,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:03,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:03,287 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:03,289 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:03,332 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:03,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:03,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:03,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:03,339 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:03,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:03,341 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:03,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:03,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:03,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:03,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:03,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:03,347 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:03,347 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:03,348 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:03,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:03,348 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:03,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:03,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:03,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:03,353 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:03,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:03,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:03,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:03,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:03,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:03,355 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:03,357 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:03,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:03,357 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:03,359 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 -> d187cecab1a284a27f7c64e71455cab847eaa514 [2019-11-27 16:08:03,976 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:04,010 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:04,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:04,025 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:04,026 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:04,027 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0470.c [2019-11-27 16:08:04,192 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a05cf8fa/31b183d793d74e3ab387a0b199931e33/FLAG8c4bcb561 [2019-11-27 16:08:05,348 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:05,352 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0470.c [2019-11-27 16:08:05,377 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a05cf8fa/31b183d793d74e3ab387a0b199931e33/FLAG8c4bcb561 [2019-11-27 16:08:05,418 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a05cf8fa/31b183d793d74e3ab387a0b199931e33 [2019-11-27 16:08:05,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:05,435 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:05,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:05,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:05,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:05,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:05" (1/1) ... [2019-11-27 16:08:05,461 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 27.11 04:08:05, skipping insertion in model container [2019-11-27 16:08:05,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:05" (1/1) ... [2019-11-27 16:08:05,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:05,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:06,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:06,388 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:06,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:06,713 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:06,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06 WrapperNode [2019-11-27 16:08:06,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:06,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:06,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:06,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:06,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:06,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:06,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:06,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:06,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:06,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:06,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:06,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:06,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:06,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:06,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:07,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:07,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:06" (1/1) ... [2019-11-27 16:08:07,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:07,043 INFO L168 Benchmark]: Toolchain (without parser) took 1608.86 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 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:07,046 INFO L168 Benchmark]: CDTParser took 2.51 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. [2019-11-27 16:08:07,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1278.09 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:07,063 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.78 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. [2019-11-27 16:08:07,064 INFO L168 Benchmark]: Boogie Preprocessor took 168.06 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. [2019-11-27 16:08:07,073 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.51 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 1278.09 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.78 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 168.06 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...