./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/nan_double.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-benchs/nan_double.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 7dc1721e577997f4966a61524053c01b76a6be07 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_double.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 7dc1721e577997f4966a61524053c01b76a6be07 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:04:03,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:04:03,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:04:03,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:04:03,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:04:03,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:04:03,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:04:03,376 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:04:03,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:04:03,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:04:03,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:04:03,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:04:03,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:04:03,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:04:03,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:04:03,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:04:03,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:04:03,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:04:03,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:04:03,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:04:03,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:04:03,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:04:03,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:04:03,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:04:03,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:04:03,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:04:03,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:04:03,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:04:03,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:04:03,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:04:03,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:04:03,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:04:03,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:04:03,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:04:03,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:04:03,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:04:03,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:04:03,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:04:03,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:04:03,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:04:03,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:04:03,467 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:04:03,494 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:04:03,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:04:03,500 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:04:03,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:04:03,500 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:04:03,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:04:03,501 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:04:03,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:04:03,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:04:03,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:04:03,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:04:03,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:04:03,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:04:03,506 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:04:03,506 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:04:03,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:04:03,506 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:04:03,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:04:03,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:04:03,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:04:03,507 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:04:03,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:04:03,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:04:03,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:04:03,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:04:03,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:04:03,509 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:04:03,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:04:03,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:04:03,512 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 -> 7dc1721e577997f4966a61524053c01b76a6be07 [2019-11-24 21:04:03,917 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:04:03,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:04:03,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:04:03,943 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:04:03,944 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:04:03,947 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/nan_double.c [2019-11-24 21:04:04,046 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f9b35b4f/6239f7e69ea94b5eabd9acff7008f677/FLAG78877ed92 [2019-11-24 21:04:04,733 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:04:04,735 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/nan_double.c [2019-11-24 21:04:04,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f9b35b4f/6239f7e69ea94b5eabd9acff7008f677/FLAG78877ed92 [2019-11-24 21:04:05,089 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f9b35b4f/6239f7e69ea94b5eabd9acff7008f677 [2019-11-24 21:04:05,096 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:04:05,099 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:04:05,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:05,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:04:05,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:04:05,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:05" (1/1) ... [2019-11-24 21:04:05,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9cbd7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:05, skipping insertion in model container [2019-11-24 21:04:05,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:05" (1/1) ... [2019-11-24 21:04:05,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:04:05,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:04:05,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:05,431 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:04:05,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:05,463 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:04:05,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:05 WrapperNode [2019-11-24 21:04:05,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:05,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:05,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:04:05,471 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:04:05,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:05" (1/1) ... [2019-11-24 21:04:05,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:05" (1/1) ... [2019-11-24 21:04:05,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:05,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:04:05,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:04:05,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:04:05,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:05" (1/1) ... [2019-11-24 21:04:05,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:05" (1/1) ... [2019-11-24 21:04:05,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:05" (1/1) ... [2019-11-24 21:04:05,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:05" (1/1) ... [2019-11-24 21:04:05,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:05" (1/1) ... [2019-11-24 21:04:05,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:05" (1/1) ... [2019-11-24 21:04:05,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:05" (1/1) ... [2019-11-24 21:04:05,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:04:05,588 INFO L168 Benchmark]: Toolchain (without parser) took 486.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.0 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:04:05,590 INFO L168 Benchmark]: CDTParser took 0.77 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 21:04:05,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.38 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:05,609 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:05,610 INFO L168 Benchmark]: Boogie Preprocessor took 21.48 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. [2019-11-24 21:04:05,617 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 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 364.38 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 90.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 21.48 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 0.1.24-32f2683 [2019-11-24 21:04:08,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:04:08,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:04:08,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:04:08,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:04:08,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:04:08,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:04:08,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:04:08,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:04:08,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:04:08,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:04:08,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:04:08,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:04:08,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:04:08,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:04:08,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:04:08,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:04:08,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:04:08,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:04:08,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:04:08,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:04:08,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:04:08,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:04:08,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:04:08,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:04:08,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:04:08,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:04:08,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:04:08,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:04:08,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:04:08,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:04:08,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:04:08,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:04:08,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:04:08,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:04:08,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:04:08,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:04:08,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:04:08,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:04:08,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:04:08,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:04:08,442 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:04:08,468 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:04:08,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:04:08,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:04:08,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:04:08,476 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:04:08,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:04:08,477 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:04:08,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:04:08,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:04:08,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:04:08,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:04:08,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:04:08,481 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:04:08,482 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:04:08,482 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:04:08,482 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:04:08,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:04:08,482 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:04:08,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:04:08,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:04:08,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:04:08,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:04:08,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:04:08,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:04:08,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:04:08,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:04:08,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:04:08,486 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:04:08,486 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:04:08,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:04:08,488 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:04:08,488 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 -> 7dc1721e577997f4966a61524053c01b76a6be07 [2019-11-24 21:04:08,943 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:04:08,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:04:08,965 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:04:08,971 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:04:08,972 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:04:08,973 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/nan_double.c [2019-11-24 21:04:09,076 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2854d0697/072330ec800347a1866461f1f0a95c02/FLAG82cf1f5c7 [2019-11-24 21:04:09,783 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:04:09,785 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/nan_double.c [2019-11-24 21:04:09,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2854d0697/072330ec800347a1866461f1f0a95c02/FLAG82cf1f5c7 [2019-11-24 21:04:10,127 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2854d0697/072330ec800347a1866461f1f0a95c02 [2019-11-24 21:04:10,133 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:04:10,138 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:04:10,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:10,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:04:10,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:04:10,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:10" (1/1) ... [2019-11-24 21:04:10,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ccb7bb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:10, skipping insertion in model container [2019-11-24 21:04:10,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:10" (1/1) ... [2019-11-24 21:04:10,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:04:10,203 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:04:10,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:10,510 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:04:10,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:10,535 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:04:10,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:10 WrapperNode [2019-11-24 21:04:10,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:10,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:10,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:04:10,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:04:10,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:10" (1/1) ... [2019-11-24 21:04:10,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:10" (1/1) ... [2019-11-24 21:04:10,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:10,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:04:10,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:04:10,644 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:04:10,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:10" (1/1) ... [2019-11-24 21:04:10,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:10" (1/1) ... [2019-11-24 21:04:10,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:10" (1/1) ... [2019-11-24 21:04:10,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:10" (1/1) ... [2019-11-24 21:04:10,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:10" (1/1) ... [2019-11-24 21:04:10,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:10" (1/1) ... [2019-11-24 21:04:10,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:10" (1/1) ... [2019-11-24 21:04:10,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:04:10,680 INFO L168 Benchmark]: Toolchain (without parser) took 537.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.6 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:04:10,682 INFO L168 Benchmark]: CDTParser took 3.36 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 21:04:10,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 396.58 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:10,699 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.3 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:10,701 INFO L168 Benchmark]: Boogie Preprocessor took 29.98 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:10,709 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.36 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 396.58 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 102.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.3 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 29.98 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 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...