./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0240a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_0240a.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 f103d875d2bfd706874f3a0822f1262cd20f9d45 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0240a.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 f103d875d2bfd706874f3a0822f1262cd20f9d45 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:05:51,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:51,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:51,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:51,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:51,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:51,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:51,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:51,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:51,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:51,151 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:51,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:51,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:51,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:51,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:51,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:51,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:51,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:51,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:51,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:51,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:51,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:51,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:51,206 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:51,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:51,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:51,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:51,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:51,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:51,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:51,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:51,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:51,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:51,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:51,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:51,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:51,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:51,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:51,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:51,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:51,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:51,248 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:05:51,305 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:51,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:51,308 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:51,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:51,315 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:51,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:51,316 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:51,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:05:51,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:51,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:51,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:51,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:51,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:51,322 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:51,322 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:51,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:51,324 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:51,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:51,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:51,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:51,325 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:51,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:51,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:51,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:51,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:51,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:51,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:05:51,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:05:51,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:51,332 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 -> f103d875d2bfd706874f3a0822f1262cd20f9d45 [2019-11-24 21:05:51,901 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:51,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:51,938 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:51,942 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:51,944 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:51,946 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2019-11-24 21:05:52,105 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/770b40ee7/3a810b56616a4444ab7359b7a0cea835/FLAG873f52a67 [2019-11-24 21:05:53,343 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:53,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2019-11-24 21:05:53,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/770b40ee7/3a810b56616a4444ab7359b7a0cea835/FLAG873f52a67 [2019-11-24 21:05:53,421 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/770b40ee7/3a810b56616a4444ab7359b7a0cea835 [2019-11-24 21:05:53,429 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:53,432 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:53,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:53,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:53,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:53,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:53" (1/1) ... [2019-11-24 21:05:53,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119fd03d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:53, skipping insertion in model container [2019-11-24 21:05:53,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:53" (1/1) ... [2019-11-24 21:05:53,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:53,578 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:54,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:54,738 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:55,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:55,133 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:55,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55 WrapperNode [2019-11-24 21:05:55,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:55,136 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:55,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:55,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:55,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:55,449 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:55,449 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:55,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:55,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:55,820 INFO L168 Benchmark]: Toolchain (without parser) took 2382.82 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 949.7 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:55,821 INFO L168 Benchmark]: CDTParser took 1.95 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. [2019-11-24 21:05:55,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1693.86 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:55,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 313.10 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:55,831 INFO L168 Benchmark]: Boogie Preprocessor took 363.56 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:55,842 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.95 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 1693.86 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 313.10 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 363.56 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-32f2683 [2019-11-24 21:05:59,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:59,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:59,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:59,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:59,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:59,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:59,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:59,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:59,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:59,803 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:59,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:59,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:59,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:59,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:59,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:59,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:59,831 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:59,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:59,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:59,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:59,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:59,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:59,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:59,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:59,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:59,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:59,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:59,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:59,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:59,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:59,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:59,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:59,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:59,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:59,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:59,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:59,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:59,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:59,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:59,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:59,912 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:05:59,960 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:59,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:59,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:59,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:59,971 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:59,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:59,972 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:59,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:59,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:59,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:59,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:59,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:59,976 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:59,980 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:05:59,980 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:05:59,980 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:59,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:59,981 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:59,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:59,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:59,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:59,982 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:59,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:59,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:59,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:59,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:59,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:59,987 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:05:59,988 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:05:59,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:59,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:05:59,991 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 -> f103d875d2bfd706874f3a0822f1262cd20f9d45 [2019-11-24 21:06:00,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:00,665 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:00,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:00,675 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:00,677 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:00,678 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2019-11-24 21:06:00,832 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c0c7fdb4/7d0cb6acd44e4d44993b030918acb703/FLAGc4fd094f0 [2019-11-24 21:06:02,066 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:02,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0240a.c [2019-11-24 21:06:02,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c0c7fdb4/7d0cb6acd44e4d44993b030918acb703/FLAGc4fd094f0 [2019-11-24 21:06:02,140 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c0c7fdb4/7d0cb6acd44e4d44993b030918acb703 [2019-11-24 21:06:02,150 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:02,155 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:02,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:02,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:02,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:02,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:02" (1/1) ... [2019-11-24 21:06:02,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dcc7aa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:02, skipping insertion in model container [2019-11-24 21:06:02,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:02" (1/1) ... [2019-11-24 21:06:02,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:02,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:03,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:03,485 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:03,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:03,947 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:03,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:03 WrapperNode [2019-11-24 21:06:03,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:03,955 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:03,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:03,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:03,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:03" (1/1) ... [2019-11-24 21:06:04,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:03" (1/1) ... [2019-11-24 21:06:04,287 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:04,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:04,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:04,288 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:04,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:03" (1/1) ... [2019-11-24 21:06:04,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:03" (1/1) ... [2019-11-24 21:06:04,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:03" (1/1) ... [2019-11-24 21:06:04,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:03" (1/1) ... [2019-11-24 21:06:04,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:03" (1/1) ... [2019-11-24 21:06:04,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:03" (1/1) ... [2019-11-24 21:06:04,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:03" (1/1) ... [2019-11-24 21:06:04,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:04,662 INFO L168 Benchmark]: Toolchain (without parser) took 2505.05 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 939.5 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:04,663 INFO L168 Benchmark]: CDTParser took 1.36 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. [2019-11-24 21:06:04,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1796.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:04,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 332.42 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 951.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:04,673 INFO L168 Benchmark]: Boogie Preprocessor took 364.25 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 939.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:04,684 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 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 1796.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 332.42 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 951.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 364.25 ms. Allocated memory is still 1.0 GB. Free memory was 951.0 MB in the beginning and 939.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...