./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1122a.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_1122a.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 5cd93119259b478e9ace2ae93fde799beac44478 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1122a.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 5cd93119259b478e9ace2ae93fde799beac44478 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:48:04,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:04,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:04,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:04,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:04,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:04,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:04,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:04,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:04,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:04,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:04,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:04,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:04,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:04,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:04,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:04,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:04,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:04,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:04,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:04,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:04,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:04,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:04,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:04,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:04,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:04,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:04,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:04,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:04,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:04,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:04,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:04,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:04,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:04,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:04,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:04,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:04,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:04,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:04,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:04,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:04,239 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:48:04,270 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:04,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:04,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:04,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:04,275 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:04,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:04,276 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:04,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:48:04,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:04,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:04,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:04,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:04,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:04,278 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:04,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:04,280 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:04,280 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:04,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:04,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:04,281 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:04,281 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:04,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:04,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:04,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:04,283 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:04,283 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:48:04,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:48:04,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:04,284 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 -> 5cd93119259b478e9ace2ae93fde799beac44478 [2019-11-27 09:48:04,741 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:04,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:04,761 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:04,767 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:04,767 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:04,768 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1122a.c [2019-11-27 09:48:04,883 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc6c3c3be/c9bcbe354bff473e8257212103cc9362/FLAGbbeb09eb4 [2019-11-27 09:48:05,631 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:05,633 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1122a.c [2019-11-27 09:48:05,649 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc6c3c3be/c9bcbe354bff473e8257212103cc9362/FLAGbbeb09eb4 [2019-11-27 09:48:05,902 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc6c3c3be/c9bcbe354bff473e8257212103cc9362 [2019-11-27 09:48:05,905 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:05,907 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:05,913 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:05,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:05,917 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:05,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab76006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:05, skipping insertion in model container [2019-11-27 09:48:05,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:05" (1/1) ... [2019-11-27 09:48:05,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:05,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:06,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:06,406 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:06,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:06,522 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:06,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:06 WrapperNode [2019-11-27 09:48:06,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:06,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:06,525 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:06,525 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:06,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:06" (1/1) ... [2019-11-27 09:48:06,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:06" (1/1) ... [2019-11-27 09:48:06,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:06,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:06,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:06,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:06,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:06" (1/1) ... [2019-11-27 09:48:06,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:06" (1/1) ... [2019-11-27 09:48:06,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:06" (1/1) ... [2019-11-27 09:48:06,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:06" (1/1) ... [2019-11-27 09:48:06,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:06" (1/1) ... [2019-11-27 09:48:06,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:06" (1/1) ... [2019-11-27 09:48:06,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:06" (1/1) ... [2019-11-27 09:48:06,680 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:06,699 INFO L168 Benchmark]: Toolchain (without parser) took 776.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 980.1 MB in the end (delta: -19.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:06,701 INFO L168 Benchmark]: CDTParser took 0.20 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 09:48:06,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.8 MB in the end (delta: -25.6 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:06,706 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.75 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 980.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:06,707 INFO L168 Benchmark]: Boogie Preprocessor took 65.13 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:06,713 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 610.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.8 MB in the end (delta: -25.6 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 91.75 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 980.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 65.13 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:48:09,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:09,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:09,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:09,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:09,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:09,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:09,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:09,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:09,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:09,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:09,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:09,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:09,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:09,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:09,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:09,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:09,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:09,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:09,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:09,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:09,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:09,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:09,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:09,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:09,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:09,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:09,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:09,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:09,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:09,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:09,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:09,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:09,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:09,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:09,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:09,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:09,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:09,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:09,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:09,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:09,511 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:48:09,552 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:09,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:09,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:09,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:09,557 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:09,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:09,559 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:09,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:09,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:09,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:09,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:09,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:09,561 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:48:09,564 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:48:09,564 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:09,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:09,564 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:09,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:09,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:09,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:09,565 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:09,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:09,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:09,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:09,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:09,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:09,569 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:48:09,569 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:48:09,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:09,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:48:09,571 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 -> 5cd93119259b478e9ace2ae93fde799beac44478 [2019-11-27 09:48:09,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:09,970 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:09,976 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:09,981 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:09,982 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:09,983 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1122a.c [2019-11-27 09:48:10,089 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66dbdd6cd/49a2387b45a743418ef1f4a05167bfa3/FLAG4406286d0 [2019-11-27 09:48:10,823 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:10,824 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1122a.c [2019-11-27 09:48:10,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66dbdd6cd/49a2387b45a743418ef1f4a05167bfa3/FLAG4406286d0 [2019-11-27 09:48:11,108 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66dbdd6cd/49a2387b45a743418ef1f4a05167bfa3 [2019-11-27 09:48:11,115 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:11,116 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:11,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:11,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:11,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:11,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:11" (1/1) ... [2019-11-27 09:48:11,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6887f991 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:11, skipping insertion in model container [2019-11-27 09:48:11,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:11" (1/1) ... [2019-11-27 09:48:11,145 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:11,196 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:11,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:11,649 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:11,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:11,771 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:11,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:11 WrapperNode [2019-11-27 09:48:11,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:11,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:11,774 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:11,774 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:11,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:11" (1/1) ... [2019-11-27 09:48:11,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:11" (1/1) ... [2019-11-27 09:48:11,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:11,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:11,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:11,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:11,876 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:11" (1/1) ... [2019-11-27 09:48:11,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:11" (1/1) ... [2019-11-27 09:48:11,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:11" (1/1) ... [2019-11-27 09:48:11,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:11" (1/1) ... [2019-11-27 09:48:11,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:11" (1/1) ... [2019-11-27 09:48:11,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:11" (1/1) ... [2019-11-27 09:48:11,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:11" (1/1) ... [2019-11-27 09:48:11,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:11,972 INFO L168 Benchmark]: Toolchain (without parser) took 853.18 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:11,973 INFO L168 Benchmark]: CDTParser took 2.67 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 09:48:11,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.94 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 990.1 MB in the end (delta: -28.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:11,983 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.66 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:11,984 INFO L168 Benchmark]: Boogie Preprocessor took 99.09 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. [2019-11-27 09:48:11,987 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.67 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 649.94 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 990.1 MB in the end (delta: -28.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 94.66 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.09 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...