./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1011b.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/float_req_bl_1011b.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 333c17c406c444dae1f6637e8d10f8cdd725cd45 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1011b.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 333c17c406c444dae1f6637e8d10f8cdd725cd45 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:47:54,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:54,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:54,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:54,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:54,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:54,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:54,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:54,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:54,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:54,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:54,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:54,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:54,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:54,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:54,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:54,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:54,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:54,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:54,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:54,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:54,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:54,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:54,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:54,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:54,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:54,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:54,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:54,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:54,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:54,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:54,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:54,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:54,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:54,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:54,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:54,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:54,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:54,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:54,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:54,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:54,452 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:54,492 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:54,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:54,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:54,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:54,500 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:54,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:54,503 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:54,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:54,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:54,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:54,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:54,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:54,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:54,508 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:54,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:54,509 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:54,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:54,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:54,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:54,512 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:54,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:54,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:54,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:54,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:54,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:54,516 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:54,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:54,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:54,518 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 -> 333c17c406c444dae1f6637e8d10f8cdd725cd45 [2019-11-27 09:47:55,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:55,148 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:55,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:55,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:55,159 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:55,163 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1011b.c [2019-11-27 09:47:55,312 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08d1deaef/6e9a00a29474415880316ec0e4c36a09/FLAGca827c7ff [2019-11-27 09:47:56,321 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:56,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1011b.c [2019-11-27 09:47:56,344 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08d1deaef/6e9a00a29474415880316ec0e4c36a09/FLAGca827c7ff [2019-11-27 09:47:56,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08d1deaef/6e9a00a29474415880316ec0e4c36a09 [2019-11-27 09:47:56,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:56,480 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:56,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:56,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:56,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:56,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:56" (1/1) ... [2019-11-27 09:47:56,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10db85b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:56, skipping insertion in model container [2019-11-27 09:47:56,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:56" (1/1) ... [2019-11-27 09:47:56,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:56,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:57,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:57,014 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:57,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:57,143 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:57,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:57 WrapperNode [2019-11-27 09:47:57,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:57,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:57,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:57,153 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:57,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:57" (1/1) ... [2019-11-27 09:47:57,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:57" (1/1) ... [2019-11-27 09:47:57,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:57,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:57,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:57,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:57,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:57" (1/1) ... [2019-11-27 09:47:57,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:57" (1/1) ... [2019-11-27 09:47:57,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:57" (1/1) ... [2019-11-27 09:47:57,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:57" (1/1) ... [2019-11-27 09:47:57,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:57" (1/1) ... [2019-11-27 09:47:57,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:57" (1/1) ... [2019-11-27 09:47:57,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:57" (1/1) ... [2019-11-27 09:47:57,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:57,419 INFO L168 Benchmark]: Toolchain (without parser) took 933.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:57,421 INFO L168 Benchmark]: CDTParser took 0.37 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 09:47:57,422 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.04 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:57,444 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 996.9 MB in the end (delta: -42.4 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:57,445 INFO L168 Benchmark]: Boogie Preprocessor took 78.13 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:57,457 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 659.04 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 179.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 996.9 MB in the end (delta: -42.4 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 78.13 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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-da95e15 [2019-11-27 09:48:01,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:01,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:01,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:01,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:01,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:01,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:01,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:01,408 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:01,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:01,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:01,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:01,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:01,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:01,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:01,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:01,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:01,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:01,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:01,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:01,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:01,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:01,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:01,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:01,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:01,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:01,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:01,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:01,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:01,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:01,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:01,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:01,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:01,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:01,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:01,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:01,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:01,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:01,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:01,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:01,521 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:01,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:48:01,561 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:01,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:01,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:01,570 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:01,570 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:01,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:01,571 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:01,571 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:01,571 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:01,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:01,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:01,575 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:01,576 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:48:01,576 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:48:01,577 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:01,577 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:01,579 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:01,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:01,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:01,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:01,580 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:01,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:01,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:01,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:01,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:01,583 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:01,585 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:48:01,585 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:48:01,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:01,586 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:48:01,587 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 -> 333c17c406c444dae1f6637e8d10f8cdd725cd45 [2019-11-27 09:48:02,134 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:02,165 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:02,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:02,175 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:02,176 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:02,178 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1011b.c [2019-11-27 09:48:02,334 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412a8c300/8a414d7b5d7e42e081070c04de883ba3/FLAGd2cd29076 [2019-11-27 09:48:03,342 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:03,344 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1011b.c [2019-11-27 09:48:03,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412a8c300/8a414d7b5d7e42e081070c04de883ba3/FLAGd2cd29076 [2019-11-27 09:48:03,529 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412a8c300/8a414d7b5d7e42e081070c04de883ba3 [2019-11-27 09:48:03,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:03,549 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:03,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:03,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:03,559 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:03,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:03" (1/1) ... [2019-11-27 09:48:03,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22f8f298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:03, skipping insertion in model container [2019-11-27 09:48:03,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:03" (1/1) ... [2019-11-27 09:48:03,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:03,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:04,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:04,141 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:04,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:04,381 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:04,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:04 WrapperNode [2019-11-27 09:48:04,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:04,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:04,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:04,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:04,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:04" (1/1) ... [2019-11-27 09:48:04,441 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:04" (1/1) ... [2019-11-27 09:48:04,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:04,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:04,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:04,496 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:04,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:04" (1/1) ... [2019-11-27 09:48:04,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:04" (1/1) ... [2019-11-27 09:48:04,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:04" (1/1) ... [2019-11-27 09:48:04,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:04" (1/1) ... [2019-11-27 09:48:04,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:04" (1/1) ... [2019-11-27 09:48:04,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:04" (1/1) ... [2019-11-27 09:48:04,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:04" (1/1) ... [2019-11-27 09:48:04,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:04,590 INFO L168 Benchmark]: Toolchain (without parser) took 1037.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.4 MB in the end (delta: -29.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:04,594 INFO L168 Benchmark]: CDTParser took 1.68 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 09:48:04,599 INFO L168 Benchmark]: CACSL2BoogieTranslator took 832.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.6 MB in the end (delta: -36.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:04,602 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.11 ms. Allocated memory is still 1.0 GB. Free memory is still 996.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:04,604 INFO L168 Benchmark]: Boogie Preprocessor took 87.85 ms. Allocated memory is still 1.0 GB. Free memory was 996.6 MB in the beginning and 989.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:04,626 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.68 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 832.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.6 MB in the end (delta: -36.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 110.11 ms. Allocated memory is still 1.0 GB. Free memory is still 996.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.85 ms. Allocated memory is still 1.0 GB. Free memory was 996.6 MB in the beginning and 989.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...