./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1270a.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_1270a.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 fa333650cb1e4cf3e280683e8b2ad72d19029b0d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1270a.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 fa333650cb1e4cf3e280683e8b2ad72d19029b0d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:06:59,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:59,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:59,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:59,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:59,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:59,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:59,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:59,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:59,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:59,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:59,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:59,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:59,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:59,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:59,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:59,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:59,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:59,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:59,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:59,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:59,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:59,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:59,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:59,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:59,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:59,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:59,272 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:59,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:59,277 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:59,277 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:59,278 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:59,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:59,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:59,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:59,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:59,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:59,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:59,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:59,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:59,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:59,295 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:59,323 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:59,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:59,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:59,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:59,327 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:59,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:59,327 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:59,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:59,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:59,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:59,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:59,332 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:59,332 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:59,333 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:59,333 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:59,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:59,333 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:59,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:59,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:59,334 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:59,334 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:59,334 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:59,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:59,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:59,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:59,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:59,335 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:59,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:59,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:59,337 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 -> fa333650cb1e4cf3e280683e8b2ad72d19029b0d [2019-11-24 21:06:59,786 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:59,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:59,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:59,810 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:59,812 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:59,813 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1270a.c [2019-11-24 21:06:59,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3673ed082/6b275cbf406b415bae41d28dbdddd3e4/FLAGd0467696c [2019-11-24 21:07:00,677 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:00,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270a.c [2019-11-24 21:07:00,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3673ed082/6b275cbf406b415bae41d28dbdddd3e4/FLAGd0467696c [2019-11-24 21:07:00,952 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3673ed082/6b275cbf406b415bae41d28dbdddd3e4 [2019-11-24 21:07:00,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:00,957 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:00,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:00,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:00,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:00,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522b775e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00, skipping insertion in model container [2019-11-24 21:07:00,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:01,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:01,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:01,496 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:01,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:01,624 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:01,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:01 WrapperNode [2019-11-24 21:07:01,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:01,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:01,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:01,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:01,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:01" (1/1) ... [2019-11-24 21:07:01,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:01" (1/1) ... [2019-11-24 21:07:01,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:01,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:01,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:01,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:01,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:01" (1/1) ... [2019-11-24 21:07:01,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:01" (1/1) ... [2019-11-24 21:07:01,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:01" (1/1) ... [2019-11-24 21:07:01,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:01" (1/1) ... [2019-11-24 21:07:01,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:01" (1/1) ... [2019-11-24 21:07:01,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:01" (1/1) ... [2019-11-24 21:07:01,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:01" (1/1) ... [2019-11-24 21:07:01,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:01,864 INFO L168 Benchmark]: Toolchain (without parser) took 889.32 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 978.7 MB in the end (delta: -17.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:01,865 INFO L168 Benchmark]: CDTParser took 2.03 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 21:07:01,866 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.26 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 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:01,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.73 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:01,867 INFO L168 Benchmark]: Boogie Preprocessor took 107.77 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:01,876 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.03 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 656.26 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 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 110.73 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.77 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.7 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 21:07:04,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:04,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:04,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:04,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:04,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:04,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:04,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:04,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:04,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:04,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:04,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:04,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:04,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:04,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:04,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:04,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:04,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:04,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:04,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:04,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:04,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:04,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:04,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:04,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:04,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:04,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:04,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:04,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:04,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:04,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:04,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:04,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:04,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:04,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:04,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:04,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:04,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:04,674 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:04,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:04,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:04,679 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:07:04,704 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:04,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:04,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:04,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:04,710 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:04,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:04,711 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:04,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:04,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:04,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:04,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:04,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:04,716 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:04,716 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:07:04,716 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:07:04,716 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:04,717 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:04,717 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:04,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:04,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:04,718 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:04,718 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:04,718 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:04,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:04,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:04,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:04,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:04,722 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:07:04,722 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:07:04,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:04,723 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:07:04,723 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 -> fa333650cb1e4cf3e280683e8b2ad72d19029b0d [2019-11-24 21:07:05,175 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:05,193 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:05,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:05,202 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:05,204 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:05,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1270a.c [2019-11-24 21:07:05,308 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1da340d41/f8471d68ccd541a2a573c062a58b94b5/FLAGf5bab483c [2019-11-24 21:07:06,071 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:06,072 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270a.c [2019-11-24 21:07:06,083 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1da340d41/f8471d68ccd541a2a573c062a58b94b5/FLAGf5bab483c [2019-11-24 21:07:06,328 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1da340d41/f8471d68ccd541a2a573c062a58b94b5 [2019-11-24 21:07:06,336 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:06,339 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:06,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:06,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:06,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:06,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:06" (1/1) ... [2019-11-24 21:07:06,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e68b912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:06, skipping insertion in model container [2019-11-24 21:07:06,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:06" (1/1) ... [2019-11-24 21:07:06,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:06,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:06,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:06,912 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:07,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:07,057 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:07,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:07 WrapperNode [2019-11-24 21:07:07,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:07,059 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:07,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:07,060 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:07,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:07" (1/1) ... [2019-11-24 21:07:07,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:07" (1/1) ... [2019-11-24 21:07:07,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:07,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:07,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:07,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:07,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:07" (1/1) ... [2019-11-24 21:07:07,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:07" (1/1) ... [2019-11-24 21:07:07,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:07" (1/1) ... [2019-11-24 21:07:07,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:07" (1/1) ... [2019-11-24 21:07:07,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:07" (1/1) ... [2019-11-24 21:07:07,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:07" (1/1) ... [2019-11-24 21:07:07,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:07" (1/1) ... [2019-11-24 21:07:07,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:07,293 INFO L168 Benchmark]: Toolchain (without parser) took 952.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.6 MB in the end (delta: -12.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:07,294 INFO L168 Benchmark]: CDTParser took 0.20 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 21:07:07,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.3 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:07,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.91 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:07,303 INFO L168 Benchmark]: Boogie Preprocessor took 122.96 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:07,308 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 714.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.3 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.91 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 122.96 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 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...