./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0661a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_0661a.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 d7e7e55f386e440ebcd430bb3788c6d3a2200122 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0661a.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 d7e7e55f386e440ebcd430bb3788c6d3a2200122 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:00:07,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:07,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:07,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:07,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:07,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:07,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:07,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:07,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:07,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:07,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:07,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:07,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:07,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:07,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:07,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:07,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:07,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:07,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:07,968 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:07,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:07,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:07,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:07,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:07,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:07,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:07,996 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:07,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:08,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:08,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:08,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:08,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:08,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:08,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:08,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:08,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:08,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:08,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:08,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:08,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:08,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:08,033 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:00:08,076 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:08,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:08,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:08,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:08,086 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:08,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:08,087 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:08,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:00:08,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:08,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:08,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:08,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:08,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:08,093 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:08,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:08,095 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:08,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:08,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:08,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:08,098 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:08,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:08,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:08,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:08,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:08,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:08,103 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:00:08,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:00:08,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:08,104 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 -> d7e7e55f386e440ebcd430bb3788c6d3a2200122 [2019-11-26 17:00:08,656 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:08,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:08,697 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:08,701 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:08,702 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:08,704 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2019-11-26 17:00:08,879 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48e722c29/99bf0f0750df40c49d2e51379acd425f/FLAGb4550ae2d [2019-11-26 17:00:09,915 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:09,921 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2019-11-26 17:00:09,944 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48e722c29/99bf0f0750df40c49d2e51379acd425f/FLAGb4550ae2d [2019-11-26 17:00:09,981 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48e722c29/99bf0f0750df40c49d2e51379acd425f [2019-11-26 17:00:09,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:09,991 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:09,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:09,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:10,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:10,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:09" (1/1) ... [2019-11-26 17:00:10,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55405a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:10, skipping insertion in model container [2019-11-26 17:00:10,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:09" (1/1) ... [2019-11-26 17:00:10,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:10,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:10,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:10,861 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:10,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:11,045 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:11,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:11 WrapperNode [2019-11-26 17:00:11,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:11,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:11,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:11,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:11,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:11" (1/1) ... [2019-11-26 17:00:11,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:11" (1/1) ... [2019-11-26 17:00:11,224 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:11,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:11,235 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:11,235 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:11,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:11" (1/1) ... [2019-11-26 17:00:11,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:11" (1/1) ... [2019-11-26 17:00:11,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:11" (1/1) ... [2019-11-26 17:00:11,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:11" (1/1) ... [2019-11-26 17:00:11,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:11" (1/1) ... [2019-11-26 17:00:11,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:11" (1/1) ... [2019-11-26 17:00:11,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:11" (1/1) ... [2019-11-26 17:00:11,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:11,404 INFO L168 Benchmark]: Toolchain (without parser) took 1412.27 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. [2019-11-26 17:00:11,408 INFO L168 Benchmark]: CDTParser took 2.01 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. [2019-11-26 17:00:11,411 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1051.56 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. [2019-11-26 17:00:11,413 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:11,417 INFO L168 Benchmark]: Boogie Preprocessor took 174.78 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. [2019-11-26 17:00:11,428 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.01 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 1051.56 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 169.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.78 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:00:15,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:15,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:15,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:15,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:15,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:15,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:15,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:15,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:15,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:15,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:15,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:15,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:15,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:15,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:15,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:15,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:15,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:15,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:15,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:15,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:15,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:15,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:15,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:15,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:15,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:15,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:15,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:15,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:15,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:15,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:15,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:15,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:15,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:15,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:15,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:15,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:15,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:15,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:15,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:15,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:15,581 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:15,639 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:15,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:15,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:15,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:15,646 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:15,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:15,648 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:15,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:15,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:15,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:15,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:15,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:15,654 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:15,654 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:15,654 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:15,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:15,656 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:15,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:15,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:15,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:15,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:15,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:15,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:15,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:15,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:15,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:15,664 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:15,664 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:15,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:15,665 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:15,666 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 -> d7e7e55f386e440ebcd430bb3788c6d3a2200122 [2019-11-26 17:00:16,253 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:16,289 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:16,297 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:16,305 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:16,305 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:16,307 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2019-11-26 17:00:16,464 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3e923031/f0d4b518436046168b16cafc48538132/FLAG4016ce6ad [2019-11-26 17:00:17,580 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:17,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0661a.c [2019-11-26 17:00:17,606 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3e923031/f0d4b518436046168b16cafc48538132/FLAG4016ce6ad [2019-11-26 17:00:17,647 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3e923031/f0d4b518436046168b16cafc48538132 [2019-11-26 17:00:17,655 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:17,661 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:17,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:17,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:17,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:17,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:17" (1/1) ... [2019-11-26 17:00:17,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39391bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:17, skipping insertion in model container [2019-11-26 17:00:17,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:17" (1/1) ... [2019-11-26 17:00:17,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:17,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:18,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:18,539 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:18,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:18,821 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:18,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:18 WrapperNode [2019-11-26 17:00:18,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:18,823 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:18,823 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:18,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:18,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:18" (1/1) ... [2019-11-26 17:00:18,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:18" (1/1) ... [2019-11-26 17:00:19,032 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:19,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:19,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:19,043 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:19,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:18" (1/1) ... [2019-11-26 17:00:19,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:18" (1/1) ... [2019-11-26 17:00:19,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:18" (1/1) ... [2019-11-26 17:00:19,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:18" (1/1) ... [2019-11-26 17:00:19,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:18" (1/1) ... [2019-11-26 17:00:19,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:18" (1/1) ... [2019-11-26 17:00:19,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:18" (1/1) ... [2019-11-26 17:00:19,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:19,247 INFO L168 Benchmark]: Toolchain (without parser) took 1586.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:19,250 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-26 17:00:19,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1157.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:19,257 INFO L168 Benchmark]: Boogie Procedure Inliner took 213.86 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:19,258 INFO L168 Benchmark]: Boogie Preprocessor took 203.46 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:19,269 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1157.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 213.86 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.46 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 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...