./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/float_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/float_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 773baadb55b498633b84884838d360efb3aec808 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/float_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 773baadb55b498633b84884838d360efb3aec808 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:03:53,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:03:53,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:03:53,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:03:53,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:03:53,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:03:53,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:03:53,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:03:53,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:03:53,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:03:53,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:03:53,264 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:03:53,265 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:03:53,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:03:53,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:03:53,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:03:53,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:03:53,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:03:53,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:03:53,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:03:53,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:03:53,295 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:03:53,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:03:53,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:03:53,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:03:53,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:03:53,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:03:53,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:03:53,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:03:53,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:03:53,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:03:53,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:03:53,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:03:53,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:03:53,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:03:53,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:03:53,319 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:03:53,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:03:53,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:03:53,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:03:53,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:03:53,325 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:03:53,353 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:03:53,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:03:53,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:03:53,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:03:53,360 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:03:53,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:03:53,361 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:03:53,361 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:03:53,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:03:53,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:03:53,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:03:53,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:03:53,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:03:53,364 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:03:53,364 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:03:53,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:03:53,365 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:03:53,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:03:53,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:03:53,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:03:53,368 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:03:53,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:03:53,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:03:53,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:03:53,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:03:53,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:03:53,370 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:03:53,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:03:53,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:03:53,373 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 -> 773baadb55b498633b84884838d360efb3aec808 [2019-11-24 21:03:53,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:03:53,793 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:03:53,796 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:03:53,802 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:03:53,803 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:03:53,804 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/float_double.c [2019-11-24 21:03:53,914 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f33de5e5/a67895e7f3804dfe8abf7810c4bbd41a/FLAGcea4fc509 [2019-11-24 21:03:54,640 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:03:54,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/float_double.c [2019-11-24 21:03:54,653 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f33de5e5/a67895e7f3804dfe8abf7810c4bbd41a/FLAGcea4fc509 [2019-11-24 21:03:54,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f33de5e5/a67895e7f3804dfe8abf7810c4bbd41a [2019-11-24 21:03:54,978 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:03:54,981 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:03:54,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:03:54,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:03:54,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:03:54,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:03:54" (1/1) ... [2019-11-24 21:03:55,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcaeced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:54, skipping insertion in model container [2019-11-24 21:03:55,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:03:54" (1/1) ... [2019-11-24 21:03:55,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:03:55,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:03:55,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:03:55,329 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:03:55,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:03:55,376 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:03:55,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:55 WrapperNode [2019-11-24 21:03:55,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:03:55,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:03:55,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:03:55,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:03:55,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:55" (1/1) ... [2019-11-24 21:03:55,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:55" (1/1) ... [2019-11-24 21:03:55,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:03:55,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:03:55,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:03:55,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:03:55,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:55" (1/1) ... [2019-11-24 21:03:55,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:55" (1/1) ... [2019-11-24 21:03:55,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:55" (1/1) ... [2019-11-24 21:03:55,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:55" (1/1) ... [2019-11-24 21:03:55,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:55" (1/1) ... [2019-11-24 21:03:55,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:55" (1/1) ... [2019-11-24 21:03:55,509 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:55" (1/1) ... [2019-11-24 21:03:55,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:03:55,515 INFO L168 Benchmark]: Toolchain (without parser) took 531.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 995.7 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:03:55,529 INFO L168 Benchmark]: CDTParser took 0.74 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 21:03:55,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.07 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:03:55,535 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 995.7 MB in the end (delta: -41.2 MB). Peak memory consumption was 9.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:03:55,536 INFO L168 Benchmark]: Boogie Preprocessor took 17.55 ms. Allocated memory is still 1.0 GB. Free memory is still 995.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:03:55,545 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 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 392.07 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 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 114.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 995.7 MB in the end (delta: -41.2 MB). Peak memory consumption was 9.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 17.55 ms. Allocated memory is still 1.0 GB. Free memory is still 995.7 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 21:03:58,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:03:58,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:03:58,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:03:58,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:03:58,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:03:58,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:03:58,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:03:58,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:03:58,379 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:03:58,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:03:58,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:03:58,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:03:58,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:03:58,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:03:58,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:03:58,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:03:58,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:03:58,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:03:58,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:03:58,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:03:58,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:03:58,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:03:58,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:03:58,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:03:58,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:03:58,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:03:58,431 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:03:58,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:03:58,433 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:03:58,433 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:03:58,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:03:58,436 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:03:58,437 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:03:58,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:03:58,442 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:03:58,443 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:03:58,443 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:03:58,443 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:03:58,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:03:58,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:03:58,449 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:03:58,477 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:03:58,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:03:58,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:03:58,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:03:58,483 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:03:58,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:03:58,483 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:03:58,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:03:58,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:03:58,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:03:58,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:03:58,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:03:58,488 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:03:58,488 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:03:58,489 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:03:58,489 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:03:58,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:03:58,489 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:03:58,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:03:58,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:03:58,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:03:58,490 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:03:58,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:03:58,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:03:58,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:03:58,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:03:58,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:03:58,493 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:03:58,494 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:03:58,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:03:58,495 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:03:58,495 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 -> 773baadb55b498633b84884838d360efb3aec808 [2019-11-24 21:03:58,967 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:03:58,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:03:58,991 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:03:58,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:03:58,994 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:03:58,996 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/float_double.c [2019-11-24 21:03:59,103 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0aa537b00/78503ac2eaec4237928664070a4401a7/FLAG71deb38ec [2019-11-24 21:03:59,827 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:03:59,827 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/float_double.c [2019-11-24 21:03:59,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0aa537b00/78503ac2eaec4237928664070a4401a7/FLAG71deb38ec [2019-11-24 21:04:00,149 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0aa537b00/78503ac2eaec4237928664070a4401a7 [2019-11-24 21:04:00,156 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:04:00,157 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:04:00,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:00,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:04:00,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:04:00,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:00" (1/1) ... [2019-11-24 21:04:00,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f2c5097 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:00, skipping insertion in model container [2019-11-24 21:04:00,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:00" (1/1) ... [2019-11-24 21:04:00,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:04:00,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:04:00,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:00,539 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:04:00,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:00,651 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:04:00,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:00 WrapperNode [2019-11-24 21:04:00,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:00,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:00,658 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:04:00,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:04:00,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:00" (1/1) ... [2019-11-24 21:04:00,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:00" (1/1) ... [2019-11-24 21:04:00,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:00,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:04:00,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:04:00,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:04:00,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:00" (1/1) ... [2019-11-24 21:04:00,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:00" (1/1) ... [2019-11-24 21:04:00,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:00" (1/1) ... [2019-11-24 21:04:00,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:00" (1/1) ... [2019-11-24 21:04:00,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:00" (1/1) ... [2019-11-24 21:04:00,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:00" (1/1) ... [2019-11-24 21:04:00,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:00" (1/1) ... [2019-11-24 21:04:00,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:04:00,734 INFO L168 Benchmark]: Toolchain (without parser) took 571.85 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:04:00,750 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:04:00,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 490.03 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:00,753 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.76 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. [2019-11-24 21:04:00,755 INFO L168 Benchmark]: Boogie Preprocessor took 28.15 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. [2019-11-24 21:04:00,764 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 490.03 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 41.76 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 28.15 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...