./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1121b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_1121b.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 73dc70fc086318c728ead326eb8ef835fee9f9a2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1121b.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 73dc70fc086318c728ead326eb8ef835fee9f9a2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:53:01,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:01,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:01,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:01,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:01,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:01,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:01,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:01,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:01,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:01,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:01,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:01,458 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:01,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:01,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:01,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:01,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:01,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:01,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:01,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:01,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:01,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:01,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:01,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:01,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:01,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:01,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:01,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:01,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:01,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:01,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:01,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:01,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:01,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:01,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:01,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:01,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:01,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:01,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:01,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:01,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:01,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:53:01,556 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:01,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:01,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:01,562 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:01,562 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:01,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:01,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:01,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:53:01,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:01,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:01,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:01,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:01,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:01,568 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:01,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:01,569 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:01,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:01,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:01,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:01,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:01,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:01,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:01,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:01,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:01,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:01,573 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:53:01,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:53:01,574 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:01,574 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 -> 73dc70fc086318c728ead326eb8ef835fee9f9a2 [2019-11-25 22:53:02,049 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:02,067 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:02,074 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:02,075 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:02,076 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:02,076 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1121b.c [2019-11-25 22:53:02,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed5e0dff1/43e09cfbd39340faa651c74784ae3e05/FLAG9f5c57cb0 [2019-11-25 22:53:02,970 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:02,975 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1121b.c [2019-11-25 22:53:02,990 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed5e0dff1/43e09cfbd39340faa651c74784ae3e05/FLAG9f5c57cb0 [2019-11-25 22:53:03,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed5e0dff1/43e09cfbd39340faa651c74784ae3e05 [2019-11-25 22:53:03,247 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:03,249 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:03,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:03,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:03,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:03,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:03,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab76006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03, skipping insertion in model container [2019-11-25 22:53:03,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:03,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:03,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:03,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:03,780 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:03,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:03,894 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:03,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03 WrapperNode [2019-11-25 22:53:03,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:03,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:03,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:03,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:03,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:03,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:03,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:03,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:03,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:03,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:04,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:04,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:04,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:04,023 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:04,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:04,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:04,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:04,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:04,073 INFO L168 Benchmark]: Toolchain (without parser) took 820.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.4 MB in the end (delta: -18.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:04,087 INFO L168 Benchmark]: CDTParser took 1.78 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. [2019-11-25 22:53:04,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 646.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 990.1 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:04,091 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.33 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:04,094 INFO L168 Benchmark]: Boogie Preprocessor took 68.96 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:04,098 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.78 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 646.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 990.1 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 95.33 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 68.96 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 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 0.1.24-65d6cd2 [2019-11-25 22:53:06,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:06,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:06,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:06,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:06,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:06,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:06,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:06,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:06,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:06,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:06,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:06,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:06,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:06,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:06,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:06,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:06,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:06,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:06,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:07,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:07,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:07,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:07,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:07,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:07,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:07,019 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:07,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:07,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:07,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:07,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:07,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:07,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:07,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:07,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:07,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:07,033 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:07,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:07,034 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:07,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:07,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:07,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:53:07,068 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:07,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:07,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:07,073 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:07,073 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:07,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:07,075 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:07,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:07,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:07,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:07,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:07,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:07,078 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:53:07,078 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:53:07,079 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:07,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:07,079 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:07,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:07,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:07,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:07,081 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:07,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:07,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:07,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:07,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:07,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:07,084 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:53:07,084 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:53:07,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:07,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:53:07,086 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 -> 73dc70fc086318c728ead326eb8ef835fee9f9a2 [2019-11-25 22:53:07,596 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:07,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:07,622 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:07,623 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:07,626 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:07,627 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1121b.c [2019-11-25 22:53:07,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79ecfc514/0077c9afec02481881cf860468b2a9d7/FLAGa143b7fa0 [2019-11-25 22:53:08,502 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:08,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1121b.c [2019-11-25 22:53:08,522 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79ecfc514/0077c9afec02481881cf860468b2a9d7/FLAGa143b7fa0 [2019-11-25 22:53:08,792 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79ecfc514/0077c9afec02481881cf860468b2a9d7 [2019-11-25 22:53:08,796 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:08,798 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:08,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:08,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:08,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:08,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:08" (1/1) ... [2019-11-25 22:53:08,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9c6a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:08, skipping insertion in model container [2019-11-25 22:53:08,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:08" (1/1) ... [2019-11-25 22:53:08,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:08,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:09,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:09,381 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:09,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:09,496 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:09,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09 WrapperNode [2019-11-25 22:53:09,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:09,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:09,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:09,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:09,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:09,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:09,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:09,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:09,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,617 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:09,698 INFO L168 Benchmark]: Toolchain (without parser) took 895.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.6 MB in the end (delta: -25.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:09,700 INFO L168 Benchmark]: CDTParser took 0.24 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. [2019-11-25 22:53:09,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.60 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 991.4 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:09,702 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.70 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:09,705 INFO L168 Benchmark]: Boogie Preprocessor took 104.61 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:09,709 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 694.60 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 991.4 MB in the end (delta: -31.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 82.70 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.61 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...