./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/nan_float_range.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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-benchs/nan_float_range.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 64c6d061d6a52be18c2dbf1f223acaf24ab6149e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-benchs/nan_float_range.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 64c6d061d6a52be18c2dbf1f223acaf24ab6149e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:50:18,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:50:18,395 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:50:18,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:50:18,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:50:18,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:50:18,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:50:18,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:50:18,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:50:18,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:50:18,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:50:18,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:50:18,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:50:18,462 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:50:18,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:50:18,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:50:18,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:50:18,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:50:18,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:50:18,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:50:18,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:50:18,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:50:18,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:50:18,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:50:18,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:50:18,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:50:18,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:50:18,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:50:18,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:50:18,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:50:18,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:50:18,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:50:18,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:50:18,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:50:18,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:50:18,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:50:18,522 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:50:18,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:50:18,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:50:18,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:50:18,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:50:18,528 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:50:18,558 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:50:18,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:50:18,560 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:50:18,562 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:50:18,562 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:50:18,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:50:18,563 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:50:18,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:50:18,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:50:18,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:50:18,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:50:18,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:50:18,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:50:18,567 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:50:18,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:50:18,567 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:50:18,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:50:18,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:50:18,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:50:18,570 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:50:18,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:50:18,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:50:18,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:50:18,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:50:18,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:50:18,571 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:50:18,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:50:18,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:50:18,573 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 -> 64c6d061d6a52be18c2dbf1f223acaf24ab6149e [2019-11-25 22:50:19,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:50:19,043 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:50:19,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:50:19,054 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:50:19,054 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:50:19,055 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/nan_float_range.c [2019-11-25 22:50:19,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fa4dc72b/87ecbb4165114ae98c353cc91102c050/FLAG2b90af02d [2019-11-25 22:50:19,891 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:50:19,897 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/nan_float_range.c [2019-11-25 22:50:19,907 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fa4dc72b/87ecbb4165114ae98c353cc91102c050/FLAG2b90af02d [2019-11-25 22:50:20,216 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fa4dc72b/87ecbb4165114ae98c353cc91102c050 [2019-11-25 22:50:20,223 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:50:20,226 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:50:20,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:50:20,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:50:20,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:50:20,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:50:20" (1/1) ... [2019-11-25 22:50:20,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f34ae7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:20, skipping insertion in model container [2019-11-25 22:50:20,248 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:50:20" (1/1) ... [2019-11-25 22:50:20,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:50:20,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:50:20,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:50:20,616 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:50:20,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:50:20,668 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:50:20,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:20 WrapperNode [2019-11-25 22:50:20,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:50:20,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:50:20,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:50:20,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:50:20,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:20" (1/1) ... [2019-11-25 22:50:20,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:20" (1/1) ... [2019-11-25 22:50:20,800 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:50:20,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:50:20,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:50:20,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:50:20,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:20" (1/1) ... [2019-11-25 22:50:20,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:20" (1/1) ... [2019-11-25 22:50:20,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:20" (1/1) ... [2019-11-25 22:50:20,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:20" (1/1) ... [2019-11-25 22:50:20,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:20" (1/1) ... [2019-11-25 22:50:20,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:20" (1/1) ... [2019-11-25 22:50:20,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:20" (1/1) ... [2019-11-25 22:50:20,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:50:20,837 INFO L168 Benchmark]: Toolchain (without parser) took 609.04 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 997.0 MB in the end (delta: -36.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:50:20,848 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-25 22:50:20,852 INFO L168 Benchmark]: CACSL2BoogieTranslator took 443.37 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:50:20,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:50:20,854 INFO L168 Benchmark]: Boogie Preprocessor took 29.40 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:50:20,863 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 443.37 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 129.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 29.40 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 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 0.1.24-65d6cd2 [2019-11-25 22:50:23,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:50:23,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:50:23,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:50:23,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:50:23,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:50:23,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:50:23,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:50:23,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:50:23,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:50:23,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:50:23,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:50:23,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:50:23,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:50:23,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:50:23,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:50:23,724 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:50:23,725 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:50:23,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:50:23,733 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:50:23,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:50:23,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:50:23,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:50:23,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:50:23,754 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:50:23,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:50:23,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:50:23,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:50:23,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:50:23,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:50:23,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:50:23,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:50:23,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:50:23,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:50:23,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:50:23,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:50:23,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:50:23,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:50:23,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:50:23,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:50:23,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:50:23,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:50:23,802 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:50:23,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:50:23,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:50:23,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:50:23,808 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:50:23,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:50:23,810 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:50:23,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:50:23,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:50:23,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:50:23,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:50:23,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:50:23,813 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:50:23,813 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:50:23,813 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:50:23,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:50:23,814 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:50:23,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:50:23,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:50:23,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:50:23,815 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:50:23,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:50:23,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:50:23,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:50:23,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:50:23,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:50:23,819 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:50:23,819 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:50:23,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:50:23,819 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:50:23,820 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 -> 64c6d061d6a52be18c2dbf1f223acaf24ab6149e [2019-11-25 22:50:24,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:50:24,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:50:24,272 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:50:24,278 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:50:24,279 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:50:24,280 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/nan_float_range.c [2019-11-25 22:50:24,387 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/299db9f62/9a2367135832441ab145e1a6db8524c7/FLAG4417fd361 [2019-11-25 22:50:25,128 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:50:25,128 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/nan_float_range.c [2019-11-25 22:50:25,141 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/299db9f62/9a2367135832441ab145e1a6db8524c7/FLAG4417fd361 [2019-11-25 22:50:25,446 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/299db9f62/9a2367135832441ab145e1a6db8524c7 [2019-11-25 22:50:25,456 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:50:25,459 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:50:25,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:50:25,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:50:25,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:50:25,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:50:25" (1/1) ... [2019-11-25 22:50:25,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:25, skipping insertion in model container [2019-11-25 22:50:25,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:50:25" (1/1) ... [2019-11-25 22:50:25,491 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:50:25,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:50:25,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:50:25,850 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:50:25,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:50:25,952 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:50:25,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:25 WrapperNode [2019-11-25 22:50:25,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:50:25,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:50:25,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:50:25,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:50:25,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:25" (1/1) ... [2019-11-25 22:50:25,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:25" (1/1) ... [2019-11-25 22:50:25,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:50:25,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:50:25,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:50:25,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:50:26,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:25" (1/1) ... [2019-11-25 22:50:26,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:25" (1/1) ... [2019-11-25 22:50:26,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:25" (1/1) ... [2019-11-25 22:50:26,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:25" (1/1) ... [2019-11-25 22:50:26,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:25" (1/1) ... [2019-11-25 22:50:26,014 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:25" (1/1) ... [2019-11-25 22:50:26,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:25" (1/1) ... [2019-11-25 22:50:26,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:50:26,027 INFO L168 Benchmark]: Toolchain (without parser) took 565.77 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 991.2 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:50:26,042 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-25 22:50:26,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 490.78 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 996.9 MB in the end (delta: -36.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:50:26,047 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.69 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:50:26,049 INFO L168 Benchmark]: Boogie Preprocessor took 30.20 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:50:26,058 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 490.78 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 996.9 MB in the end (delta: -36.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 33.69 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 30.20 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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...