./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0670.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0670.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 c6b275d471d235c565842a02c594b024c1203d73 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0670.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 c6b275d471d235c565842a02c594b024c1203d73 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:47:24,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:24,271 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:24,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:24,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:24,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:24,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:24,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:24,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:24,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:24,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:24,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:24,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:24,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:24,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:24,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:24,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:24,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:24,388 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:24,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:24,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:24,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:24,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:24,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:24,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:24,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:24,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:24,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:24,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:24,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:24,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:24,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:24,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:24,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:24,449 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:24,450 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:24,451 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:24,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:24,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:24,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:24,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:24,461 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:24,498 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:24,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:24,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:24,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:24,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:24,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:24,510 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:24,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:24,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:24,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:24,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:24,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:24,515 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:24,516 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:24,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:24,517 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:24,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:24,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:24,518 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:24,520 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:24,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:24,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:24,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:24,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:24,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:24,523 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:24,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:24,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:24,524 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 -> c6b275d471d235c565842a02c594b024c1203d73 [2019-11-27 09:47:25,093 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:25,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:25,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:25,140 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:25,141 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:25,145 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0670.c [2019-11-27 09:47:25,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99654982f/01c8095013214490b74a405f4b8d77cf/FLAG34c6080bd [2019-11-27 09:47:26,415 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:26,420 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0670.c [2019-11-27 09:47:26,438 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99654982f/01c8095013214490b74a405f4b8d77cf/FLAG34c6080bd [2019-11-27 09:47:26,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99654982f/01c8095013214490b74a405f4b8d77cf [2019-11-27 09:47:26,487 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:26,493 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:26,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:26,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:26,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:26,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:26" (1/1) ... [2019-11-27 09:47:26,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d586f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:26, skipping insertion in model container [2019-11-27 09:47:26,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:26" (1/1) ... [2019-11-27 09:47:26,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:26,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:27,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:27,366 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:27,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:27,611 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:27,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:27 WrapperNode [2019-11-27 09:47:27,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:27,621 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:27,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:27,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:27,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:27" (1/1) ... [2019-11-27 09:47:27,689 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:27" (1/1) ... [2019-11-27 09:47:27,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:27,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:27,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:27,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:27,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:27" (1/1) ... [2019-11-27 09:47:27,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:27" (1/1) ... [2019-11-27 09:47:27,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:27" (1/1) ... [2019-11-27 09:47:27,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:27" (1/1) ... [2019-11-27 09:47:27,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:27" (1/1) ... [2019-11-27 09:47:27,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:27" (1/1) ... [2019-11-27 09:47:27,934 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:27" (1/1) ... [2019-11-27 09:47:27,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:27,971 INFO L168 Benchmark]: Toolchain (without parser) took 1474.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 980.0 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:27,976 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:27,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1114.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.7 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:27,980 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.96 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. [2019-11-27 09:47:27,981 INFO L168 Benchmark]: Boogie Preprocessor took 169.31 ms. Allocated memory is still 1.0 GB. Free memory was 985.7 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:27,995 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1114.32 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 173.96 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 169.31 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-da95e15 [2019-11-27 09:47:32,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:32,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:32,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:32,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:32,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:32,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:32,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:32,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:32,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:32,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:32,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:32,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:32,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:32,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:32,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:32,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:32,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:32,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:32,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:32,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:32,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:32,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:32,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:32,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:32,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:32,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:32,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:32,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:32,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:32,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:32,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:32,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:32,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:32,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:32,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:32,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:32,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:32,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:32,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:32,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:32,254 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:32,298 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:32,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:32,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:32,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:32,305 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:32,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:32,308 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:32,309 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:32,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:32,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:32,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:32,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:32,311 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:32,311 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:32,313 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:32,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:32,313 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:32,315 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:32,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:32,315 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:32,316 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:32,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:32,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:32,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:32,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:32,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:32,319 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:32,321 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:32,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:32,321 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:32,323 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 -> c6b275d471d235c565842a02c594b024c1203d73 [2019-11-27 09:47:32,947 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:32,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:32,992 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:32,998 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:32,999 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:33,000 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0670.c [2019-11-27 09:47:33,161 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/947a1adb6/e90fe9ebe30e4ac995518152e80ffd37/FLAGdeebe1d83 [2019-11-27 09:47:34,318 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:34,321 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0670.c [2019-11-27 09:47:34,347 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/947a1adb6/e90fe9ebe30e4ac995518152e80ffd37/FLAGdeebe1d83 [2019-11-27 09:47:34,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/947a1adb6/e90fe9ebe30e4ac995518152e80ffd37 [2019-11-27 09:47:34,398 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:34,401 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:34,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:34,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:34,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:34,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:34" (1/1) ... [2019-11-27 09:47:34,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c0242b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:34, skipping insertion in model container [2019-11-27 09:47:34,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:34" (1/1) ... [2019-11-27 09:47:34,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:34,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:35,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:35,306 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:35,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:35,584 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:35,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35 WrapperNode [2019-11-27 09:47:35,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:35,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:35,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:35,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:35,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:35,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:35,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:35,801 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:35,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:36,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:36,026 INFO L168 Benchmark]: Toolchain (without parser) took 1625.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-27 09:47:36,029 INFO L168 Benchmark]: CDTParser took 2.68 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:36,032 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1183.71 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. [2019-11-27 09:47:36,035 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.23 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. [2019-11-27 09:47:36,036 INFO L168 Benchmark]: Boogie Preprocessor took 219.72 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. [2019-11-27 09:47:36,051 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.68 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 1183.71 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 210.23 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 219.72 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...