./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_3_6.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 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/floats-cdfpl/newton_3_6.i -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 952903d79575a1699c800b16f3e37f20fb3056a4 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 22:43:58,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 22:43:58,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 22:43:58,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 22:43:58,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 22:43:58,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 22:43:58,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 22:43:58,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 22:43:58,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 22:43:58,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 22:43:58,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 22:43:58,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 22:43:58,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 22:43:58,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 22:43:58,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 22:43:58,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 22:43:58,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 22:43:58,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 22:43:58,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 22:43:58,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 22:43:58,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 22:43:58,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 22:43:58,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 22:43:58,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 22:43:58,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 22:43:58,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 22:43:58,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 22:43:58,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 22:43:58,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 22:43:58,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 22:43:58,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 22:43:58,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 22:43:58,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 22:43:58,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 22:43:58,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 22:43:58,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 22:43:58,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 22:43:58,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 22:43:58,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 22:43:58,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 22:43:58,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 22:43:58,500 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 22:43:58,532 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 22:43:58,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 22:43:58,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 22:43:58,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 22:43:58,538 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 22:43:58,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 22:43:58,538 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 22:43:58,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 22:43:58,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 22:43:58,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 22:43:58,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 22:43:58,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 22:43:58,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 22:43:58,544 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 22:43:58,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 22:43:58,545 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 22:43:58,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 22:43:58,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 22:43:58,547 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 22:43:58,547 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 22:43:58,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 22:43:58,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 22:43:58,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 22:43:58,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 22:43:58,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 22:43:58,549 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 22:43:58,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 22:43:58,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 22:43:58,551 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 -> 952903d79575a1699c800b16f3e37f20fb3056a4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 22:43:59,055 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 22:43:59,077 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 22:43:59,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 22:43:59,085 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 22:43:59,086 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 22:43:59,089 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_3_6.i [2019-11-20 22:43:59,215 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/affb7264e/0e01d7fbbcad435596ddd838018bf396/FLAG20be2277e [2019-11-20 22:44:00,143 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 22:44:00,147 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_3_6.i [2019-11-20 22:44:00,162 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/affb7264e/0e01d7fbbcad435596ddd838018bf396/FLAG20be2277e [2019-11-20 22:44:00,428 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/affb7264e/0e01d7fbbcad435596ddd838018bf396 [2019-11-20 22:44:00,435 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 22:44:00,440 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 22:44:00,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 22:44:00,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 22:44:00,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 22:44:00,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:44:00" (1/1) ... [2019-11-20 22:44:00,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51e7ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:44:00, skipping insertion in model container [2019-11-20 22:44:00,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:44:00" (1/1) ... [2019-11-20 22:44:00,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 22:44:00,520 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 22:44:00,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:44:00,903 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 22:44:00,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:44:01,065 INFO L205 MainTranslator]: Completed translation [2019-11-20 22:44:01,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:44:01 WrapperNode [2019-11-20 22:44:01,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 22:44:01,068 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 22:44:01,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 22:44:01,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 22:44:01,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:44:01" (1/1) ... [2019-11-20 22:44:01,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:44:01" (1/1) ... [2019-11-20 22:44:01,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 22:44:01,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 22:44:01,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 22:44:01,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 22:44:01,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:44:01" (1/1) ... [2019-11-20 22:44:01,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:44:01" (1/1) ... [2019-11-20 22:44:01,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:44:01" (1/1) ... [2019-11-20 22:44:01,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:44:01" (1/1) ... [2019-11-20 22:44:01,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:44:01" (1/1) ... [2019-11-20 22:44:01,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:44:01" (1/1) ... [2019-11-20 22:44:01,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:44:01" (1/1) ... [2019-11-20 22:44:01,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 22:44:01,241 INFO L168 Benchmark]: Toolchain (without parser) took 797.06 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 991.3 MB in the end (delta: -31.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 22:44:01,244 INFO L168 Benchmark]: CDTParser took 0.27 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. [2019-11-20 22:44:01,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.87 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-20 22:44:01,252 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.44 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. [2019-11-20 22:44:01,254 INFO L168 Benchmark]: Boogie Preprocessor took 74.77 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-20 22:44:01,261 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 623.87 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 91.44 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. * Boogie Preprocessor took 74.77 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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...