./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1121a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_1121a.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 2718f642e307f3f62e4f4b06b51ef37595256727 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_1121a.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 2718f642e307f3f62e4f4b06b51ef37595256727 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:46:55,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:46:55,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:46:55,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:46:55,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:46:55,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:46:55,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:46:55,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:46:55,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:46:55,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:46:55,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:46:55,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:46:55,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:46:55,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:46:55,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:46:55,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:46:55,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:46:55,285 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:46:55,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:46:55,298 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:46:55,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:46:55,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:46:55,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:46:55,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:46:55,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:46:55,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:46:55,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:46:55,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:46:55,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:46:55,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:46:55,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:46:55,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:46:55,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:46:55,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:46:55,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:46:55,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:46:55,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:46:55,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:46:55,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:46:55,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:46:55,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:46:55,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:46:55,397 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:46:55,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:46:55,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:46:55,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:46:55,407 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:46:55,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:46:55,407 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:46:55,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:46:55,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:46:55,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:46:55,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:46:55,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:46:55,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:46:55,414 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:46:55,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:46:55,415 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:46:55,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:46:55,416 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:46:55,416 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:46:55,416 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:46:55,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:46:55,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:46:55,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:46:55,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:46:55,419 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:46:55,420 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:46:55,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:46:55,420 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:46:55,422 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 -> 2718f642e307f3f62e4f4b06b51ef37595256727 [2019-11-27 09:46:55,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:46:56,001 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:46:56,009 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:46:56,015 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:46:56,015 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:46:56,016 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1121a.c [2019-11-27 09:46:56,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c59fa0f61/775b9a2cb96147b3b80bc33b15c81315/FLAGdb85e7033 [2019-11-27 09:46:57,296 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:46:57,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c [2019-11-27 09:46:57,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c59fa0f61/775b9a2cb96147b3b80bc33b15c81315/FLAGdb85e7033 [2019-11-27 09:46:57,365 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c59fa0f61/775b9a2cb96147b3b80bc33b15c81315 [2019-11-27 09:46:57,373 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:46:57,380 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:46:57,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:57,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:46:57,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:46:57,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:57" (1/1) ... [2019-11-27 09:46:57,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1748b44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:57, skipping insertion in model container [2019-11-27 09:46:57,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:46:57" (1/1) ... [2019-11-27 09:46:57,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:46:57,503 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:46:58,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:58,171 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:46:58,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:46:58,381 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:46:58,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:58 WrapperNode [2019-11-27 09:46:58,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:46:58,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:58,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:46:58,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:46:58,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:58" (1/1) ... [2019-11-27 09:46:58,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:58" (1/1) ... [2019-11-27 09:46:58,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:46:58,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:46:58,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:46:58,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:46:58,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:58" (1/1) ... [2019-11-27 09:46:58,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:58" (1/1) ... [2019-11-27 09:46:58,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:58" (1/1) ... [2019-11-27 09:46:58,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:58" (1/1) ... [2019-11-27 09:46:58,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:58" (1/1) ... [2019-11-27 09:46:58,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:58" (1/1) ... [2019-11-27 09:46:58,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:46:58" (1/1) ... [2019-11-27 09:46:58,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:46:58,685 INFO L168 Benchmark]: Toolchain (without parser) took 1297.83 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 980.0 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:58,686 INFO L168 Benchmark]: CDTParser took 0.57 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 09:46:58,688 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1006.17 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 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:58,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.40 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:46:58,691 INFO L168 Benchmark]: Boogie Preprocessor took 130.49 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:46:58,699 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 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 1006.17 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 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.40 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 130.49 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:47:02,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:02,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:02,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:02,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:02,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:02,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:02,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:02,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:02,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:02,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:02,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:02,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:02,773 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:02,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:02,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:02,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:02,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:02,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:02,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:02,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:02,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:02,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:02,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:02,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:02,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:02,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:02,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:02,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:02,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:02,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:02,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:02,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:02,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:02,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:02,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:02,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:02,857 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:02,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:02,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:02,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:02,865 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:02,906 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:02,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:02,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:02,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:02,912 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:02,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:02,914 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:02,914 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:02,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:02,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:02,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:02,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:02,917 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:02,919 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:02,919 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:02,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:02,920 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:02,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:02,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:02,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:02,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:02,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:02,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:02,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:02,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:02,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:02,928 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:02,929 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:02,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:02,929 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:02,931 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 -> 2718f642e307f3f62e4f4b06b51ef37595256727 [2019-11-27 09:47:03,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:03,602 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:03,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:03,613 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:03,617 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:03,619 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1121a.c [2019-11-27 09:47:03,773 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e23704a1/5e6377c97d9d4cdd8ea90fa873d73233/FLAG175297762 [2019-11-27 09:47:04,892 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:04,893 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1121a.c [2019-11-27 09:47:04,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e23704a1/5e6377c97d9d4cdd8ea90fa873d73233/FLAG175297762 [2019-11-27 09:47:04,958 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e23704a1/5e6377c97d9d4cdd8ea90fa873d73233 [2019-11-27 09:47:04,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:04,975 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:04,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:04,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:04,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:04,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:04" (1/1) ... [2019-11-27 09:47:05,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1748b44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:04, skipping insertion in model container [2019-11-27 09:47:05,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:04" (1/1) ... [2019-11-27 09:47:05,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:05,105 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:05,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:05,881 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:06,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:06,116 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:06,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:06 WrapperNode [2019-11-27 09:47:06,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:06,132 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:06,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:06,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:06,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:06" (1/1) ... [2019-11-27 09:47:06,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:06" (1/1) ... [2019-11-27 09:47:06,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:06,311 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:06,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:06,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:06,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:06" (1/1) ... [2019-11-27 09:47:06,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:06" (1/1) ... [2019-11-27 09:47:06,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:06" (1/1) ... [2019-11-27 09:47:06,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:06" (1/1) ... [2019-11-27 09:47:06,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:06" (1/1) ... [2019-11-27 09:47:06,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:06" (1/1) ... [2019-11-27 09:47:06,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:06" (1/1) ... [2019-11-27 09:47:06,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:06,485 INFO L168 Benchmark]: Toolchain (without parser) took 1510.22 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:06,491 INFO L168 Benchmark]: CDTParser took 0.44 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 09:47:06,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1140.25 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 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:06,498 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.51 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 09:47:06,500 INFO L168 Benchmark]: Boogie Preprocessor took 168.84 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 09:47:06,512 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1140.25 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 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 178.51 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 168.84 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...