./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1122a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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_1122a.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 66cb741c1a4973eb036ada076f70b691f8ab4b25 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:19:03,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:19:03,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:19:03,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:19:03,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:19:03,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:19:03,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:19:03,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:19:03,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:19:03,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:19:03,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:19:03,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:19:03,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:19:03,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:19:03,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:19:03,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:19:03,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:19:03,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:19:03,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:19:03,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:19:03,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:19:03,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:19:03,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:19:03,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:19:03,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:19:03,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:19:03,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:19:03,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:19:03,276 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:19:03,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:19:03,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:19:03,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:19:03,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:19:03,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:19:03,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:19:03,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:19:03,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:19:03,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:19:03,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:19:03,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:19:03,305 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:19:03,307 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:19:03,348 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:19:03,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:19:03,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:19:03,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:19:03,358 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:19:03,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:19:03,359 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:19:03,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:19:03,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:19:03,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:19:03,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:19:03,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:19:03,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:19:03,363 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:19:03,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:19:03,364 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:19:03,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:19:03,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:19:03,368 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:19:03,368 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:19:03,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:19:03,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:19:03,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:19:03,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:19:03,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:19:03,370 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:19:03,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:19:03,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:19:03,372 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 -> 66cb741c1a4973eb036ada076f70b691f8ab4b25 [2019-11-16 21:19:03,932 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:19:03,959 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:19:03,968 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:19:03,970 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:19:03,974 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:19:03,975 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1122a.c [2019-11-16 21:19:04,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be5516176/4ccfc7deb09343e58ede4d1a0d7835c6/FLAG12aaf1150 [2019-11-16 21:19:05,185 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:19:05,187 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1122a.c [2019-11-16 21:19:05,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be5516176/4ccfc7deb09343e58ede4d1a0d7835c6/FLAG12aaf1150 [2019-11-16 21:19:05,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be5516176/4ccfc7deb09343e58ede4d1a0d7835c6 [2019-11-16 21:19:05,254 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:19:05,256 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:19:05,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:19:05,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:19:05,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:19:05,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:19:05" (1/1) ... [2019-11-16 21:19:05,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5113bd29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:05, skipping insertion in model container [2019-11-16 21:19:05,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:19:05" (1/1) ... [2019-11-16 21:19:05,297 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:19:05,373 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:19:06,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:19:06,098 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:19:06,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:19:06,289 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:19:06,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:06 WrapperNode [2019-11-16 21:19:06,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:19:06,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:19:06,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:19:06,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:19:06,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:06" (1/1) ... [2019-11-16 21:19:06,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:06" (1/1) ... [2019-11-16 21:19:06,425 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:19:06,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:19:06,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:19:06,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:19:06,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:06" (1/1) ... [2019-11-16 21:19:06,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:06" (1/1) ... [2019-11-16 21:19:06,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:06" (1/1) ... [2019-11-16 21:19:06,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:06" (1/1) ... [2019-11-16 21:19:06,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:06" (1/1) ... [2019-11-16 21:19:06,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:06" (1/1) ... [2019-11-16 21:19:06,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:19:06" (1/1) ... [2019-11-16 21:19:06,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:19:06,560 INFO L168 Benchmark]: Toolchain (without parser) took 1300.91 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 985.8 MB in the end (delta: -24.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:19:06,570 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:19:06,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1033.96 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-16 21:19:06,579 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.08 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:19:06,580 INFO L168 Benchmark]: Boogie Preprocessor took 128.53 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:19:06,588 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1033.96 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.08 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.53 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 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...