./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_3_7.i --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/floats-cdfpl/newton_3_7.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 1a235e961590504bf325ed48e961fbf72a0d83a1 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/floats-cdfpl/newton_3_7.i -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 1a235e961590504bf325ed48e961fbf72a0d83a1 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:03:15,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:03:15,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:03:15,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:03:15,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:03:15,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:03:15,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:03:15,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:03:15,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:03:15,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:03:15,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:03:15,527 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:03:15,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:03:15,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:03:15,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:03:15,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:03:15,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:03:15,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:03:15,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:03:15,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:03:15,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:03:15,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:03:15,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:03:15,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:03:15,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:03:15,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:03:15,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:03:15,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:03:15,602 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:03:15,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:03:15,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:03:15,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:03:15,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:03:15,611 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:03:15,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:03:15,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:03:15,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:03:15,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:03:15,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:03:15,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:03:15,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:03:15,629 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:03:15,675 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:03:15,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:03:15,679 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:03:15,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:03:15,682 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:03:15,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:03:15,683 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:03:15,683 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:03:15,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:03:15,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:03:15,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:03:15,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:03:15,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:03:15,688 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:03:15,688 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:03:15,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:03:15,690 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:03:15,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:03:15,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:03:15,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:03:15,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:03:15,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:03:15,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:03:15,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:03:15,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:03:15,696 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:03:15,696 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:03:15,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:03:15,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:03:15,697 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 -> 1a235e961590504bf325ed48e961fbf72a0d83a1 [2019-11-24 21:03:16,229 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:03:16,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:03:16,267 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:03:16,269 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:03:16,272 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:03:16,274 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_3_7.i [2019-11-24 21:03:16,434 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c9693162/615b2ac920bf495db1256320cd07439f/FLAG8b5852dfb [2019-11-24 21:03:17,425 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:03:17,426 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_3_7.i [2019-11-24 21:03:17,442 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c9693162/615b2ac920bf495db1256320cd07439f/FLAG8b5852dfb [2019-11-24 21:03:17,480 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c9693162/615b2ac920bf495db1256320cd07439f [2019-11-24 21:03:17,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:03:17,490 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:03:17,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:03:17,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:03:17,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:03:17,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:03:17" (1/1) ... [2019-11-24 21:03:17,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aa44881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:17, skipping insertion in model container [2019-11-24 21:03:17,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:03:17" (1/1) ... [2019-11-24 21:03:17,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:03:17,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:03:18,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:03:18,009 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:03:18,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:03:18,072 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:03:18,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:18 WrapperNode [2019-11-24 21:03:18,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:03:18,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:03:18,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:03:18,077 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:03:18,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:18" (1/1) ... [2019-11-24 21:03:18,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:18" (1/1) ... [2019-11-24 21:03:18,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:03:18,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:03:18,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:03:18,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:03:18,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:18" (1/1) ... [2019-11-24 21:03:18,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:18" (1/1) ... [2019-11-24 21:03:18,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:18" (1/1) ... [2019-11-24 21:03:18,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:18" (1/1) ... [2019-11-24 21:03:18,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:18" (1/1) ... [2019-11-24 21:03:18,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:18" (1/1) ... [2019-11-24 21:03:18,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:18" (1/1) ... [2019-11-24 21:03:18,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:03:18,299 INFO L168 Benchmark]: Toolchain (without parser) took 807.15 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 991.4 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:03:18,310 INFO L168 Benchmark]: CDTParser took 1.79 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 21:03:18,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 578.26 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:03:18,325 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.4 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:03:18,326 INFO L168 Benchmark]: Boogie Preprocessor took 58.78 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:03:18,337 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.79 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 578.26 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 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 159.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.4 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 58.78 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:03:22,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:03:22,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:03:22,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:03:22,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:03:22,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:03:22,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:03:22,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:03:22,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:03:22,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:03:22,245 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:03:22,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:03:22,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:03:22,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:03:22,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:03:22,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:03:22,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:03:22,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:03:22,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:03:22,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:03:22,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:03:22,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:03:22,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:03:22,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:03:22,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:03:22,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:03:22,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:03:22,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:03:22,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:03:22,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:03:22,324 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:03:22,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:03:22,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:03:22,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:03:22,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:03:22,335 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:03:22,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:03:22,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:03:22,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:03:22,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:03:22,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:03:22,349 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:03:22,392 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:03:22,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:03:22,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:03:22,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:03:22,398 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:03:22,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:03:22,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:03:22,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:03:22,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:03:22,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:03:22,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:03:22,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:03:22,406 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:03:22,407 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:03:22,407 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:03:22,408 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:03:22,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:03:22,408 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:03:22,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:03:22,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:03:22,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:03:22,412 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:03:22,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:03:22,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:03:22,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:03:22,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:03:22,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:03:22,415 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:03:22,415 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:03:22,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:03:22,417 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:03:22,420 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 -> 1a235e961590504bf325ed48e961fbf72a0d83a1 [2019-11-24 21:03:23,014 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:03:23,042 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:03:23,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:03:23,055 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:03:23,058 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:03:23,059 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_3_7.i [2019-11-24 21:03:23,214 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66b034ed3/4be7c8b5e3a54f0ba7220a968a53be5e/FLAG428cdaacd [2019-11-24 21:03:24,210 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:03:24,211 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_3_7.i [2019-11-24 21:03:24,229 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66b034ed3/4be7c8b5e3a54f0ba7220a968a53be5e/FLAG428cdaacd [2019-11-24 21:03:24,264 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66b034ed3/4be7c8b5e3a54f0ba7220a968a53be5e [2019-11-24 21:03:24,273 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:03:24,275 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:03:24,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:03:24,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:03:24,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:03:24,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:03:24" (1/1) ... [2019-11-24 21:03:24,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f01879f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:24, skipping insertion in model container [2019-11-24 21:03:24,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:03:24" (1/1) ... [2019-11-24 21:03:24,316 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:03:24,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:03:24,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:03:24,820 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:03:24,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:03:25,019 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:03:25,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:25 WrapperNode [2019-11-24 21:03:25,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:03:25,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:03:25,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:03:25,024 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:03:25,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:25" (1/1) ... [2019-11-24 21:03:25,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:25" (1/1) ... [2019-11-24 21:03:25,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:03:25,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:03:25,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:03:25,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:03:25,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:25" (1/1) ... [2019-11-24 21:03:25,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:25" (1/1) ... [2019-11-24 21:03:25,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:25" (1/1) ... [2019-11-24 21:03:25,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:25" (1/1) ... [2019-11-24 21:03:25,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:25" (1/1) ... [2019-11-24 21:03:25,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:25" (1/1) ... [2019-11-24 21:03:25,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:03:25" (1/1) ... [2019-11-24 21:03:25,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:03:25,249 INFO L168 Benchmark]: Toolchain (without parser) took 971.07 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 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:03:25,253 INFO L168 Benchmark]: CDTParser took 1.04 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 21:03:25,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 742.03 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 21:03:25,263 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.40 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:03:25,265 INFO L168 Benchmark]: Boogie Preprocessor took 94.00 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:03:25,272 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04 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 742.03 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 127.40 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 94.00 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...