./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0683b.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_0683b.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 ebb06181490bcaba37fb0e636c9ff00beaef1aee .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0683b.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 ebb06181490bcaba37fb0e636c9ff00beaef1aee .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:06:14,158 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:14,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:14,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:14,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:14,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:14,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:14,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:14,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:14,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:14,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:14,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:14,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:14,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:14,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:14,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:14,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:14,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:14,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:14,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:14,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:14,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:14,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:14,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:14,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:14,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:14,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:14,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:14,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:14,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:14,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:14,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:14,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:14,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:14,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:14,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:14,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:14,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:14,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:14,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:14,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:14,334 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:14,390 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:14,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:14,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:14,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:14,398 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:14,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:14,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:14,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:14,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:14,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:14,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:14,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:14,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:14,405 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:14,406 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:14,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:14,407 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:14,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:14,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:14,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:14,411 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:14,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:14,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:14,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:14,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:14,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:14,418 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:14,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:14,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:14,419 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 -> ebb06181490bcaba37fb0e636c9ff00beaef1aee [2019-11-24 21:06:14,976 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:15,004 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:15,010 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:15,014 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:15,019 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:15,021 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2019-11-24 21:06:15,177 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c61015b34/910433d9c3fb46a19468a362a1a12ca8/FLAG506644eb2 [2019-11-24 21:06:16,268 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:16,269 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2019-11-24 21:06:16,287 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c61015b34/910433d9c3fb46a19468a362a1a12ca8/FLAG506644eb2 [2019-11-24 21:06:16,326 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c61015b34/910433d9c3fb46a19468a362a1a12ca8 [2019-11-24 21:06:16,334 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:16,338 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:16,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:16,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:16,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:16,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:16" (1/1) ... [2019-11-24 21:06:16,361 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 24.11 09:06:16, skipping insertion in model container [2019-11-24 21:06:16,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:16" (1/1) ... [2019-11-24 21:06:16,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:16,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:17,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:17,233 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:17,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:17,446 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:17,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17 WrapperNode [2019-11-24 21:06:17,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:17,458 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:17,459 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:17,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:17,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:17,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:17,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:17,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:17,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:17,820 INFO L168 Benchmark]: Toolchain (without parser) took 1475.21 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. [2019-11-24 21:06:17,823 INFO L168 Benchmark]: CDTParser took 0.87 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 21:06:17,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1108.62 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. [2019-11-24 21:06:17,831 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.97 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. [2019-11-24 21:06:17,834 INFO L168 Benchmark]: Boogie Preprocessor took 178.03 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. [2019-11-24 21:06:17,842 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 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 1108.62 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 173.97 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 178.03 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 0.1.24-32f2683 [2019-11-24 21:06:21,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:21,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:21,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:21,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:21,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:21,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:21,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:21,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:21,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:21,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:21,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:21,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:21,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:21,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:21,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:21,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:21,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:21,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:21,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:21,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:21,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:21,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:21,725 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:21,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:21,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:21,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:21,737 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:21,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:21,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:21,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:21,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:21,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:21,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:21,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:21,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:21,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:21,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:21,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:21,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:21,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:21,763 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:21,805 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:21,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:21,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:21,811 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:21,811 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:21,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:21,813 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:21,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:21,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:21,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:21,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:21,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:21,819 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:21,820 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:21,820 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:21,820 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:21,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:21,821 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:21,821 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:21,824 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:21,824 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:21,824 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:21,825 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:21,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:21,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:21,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:21,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:21,827 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:21,827 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:21,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:21,831 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:21,832 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 -> ebb06181490bcaba37fb0e636c9ff00beaef1aee [2019-11-24 21:06:22,406 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:22,439 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:22,443 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:22,449 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:22,452 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:22,454 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2019-11-24 21:06:22,612 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea21f2318/8b5c9ce23a81404f865d3fe4d4ec3c5d/FLAG5008c6200 [2019-11-24 21:06:23,732 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:23,735 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2019-11-24 21:06:23,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea21f2318/8b5c9ce23a81404f865d3fe4d4ec3c5d/FLAG5008c6200 [2019-11-24 21:06:23,798 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea21f2318/8b5c9ce23a81404f865d3fe4d4ec3c5d [2019-11-24 21:06:23,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:23,808 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:23,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:23,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:23,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:23,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:23" (1/1) ... [2019-11-24 21:06:23,831 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 24.11 09:06:23, skipping insertion in model container [2019-11-24 21:06:23,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:23" (1/1) ... [2019-11-24 21:06:23,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:23,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:24,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:24,699 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:24,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:24,983 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:24,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24 WrapperNode [2019-11-24 21:06:24,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:24,987 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:24,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:24,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:25,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:25,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:25,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:25,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:25,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:25,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:25,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:25,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:25,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:25,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:25,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:25,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:25,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:25,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:25,379 INFO L168 Benchmark]: Toolchain (without parser) took 1566.11 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. [2019-11-24 21:06:25,382 INFO L168 Benchmark]: CDTParser took 0.46 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 21:06:25,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1173.09 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. [2019-11-24 21:06:25,387 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.60 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. [2019-11-24 21:06:25,388 INFO L168 Benchmark]: Boogie Preprocessor took 188.91 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. [2019-11-24 21:06:25,399 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1173.09 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 195.60 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 188.91 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...