./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_1_6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_1_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 681fb6d62502cf59ef295360f3a46fc8f0826056 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1_6.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 681fb6d62502cf59ef295360f3a46fc8f0826056 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:05:56,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:05:56,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:05:56,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:05:56,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:05:56,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:05:56,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:05:56,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:05:56,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:05:56,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:05:56,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:05:56,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:05:56,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:05:56,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:05:56,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:05:56,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:05:56,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:05:56,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:05:56,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:05:56,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:05:56,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:05:56,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:05:57,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:05:57,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:05:57,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:05:57,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:05:57,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:05:57,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:05:57,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:05:57,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:05:57,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:05:57,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:05:57,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:05:57,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:05:57,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:05:57,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:05:57,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:05:57,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:05:57,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:05:57,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:05:57,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:05:57,037 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:05:57,070 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:05:57,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:05:57,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:05:57,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:05:57,076 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:05:57,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:05:57,079 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:05:57,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:05:57,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:05:57,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:05:57,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:05:57,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:05:57,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:05:57,082 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:05:57,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:05:57,084 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:05:57,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:05:57,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:05:57,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:05:57,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:05:57,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:05:57,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:05:57,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:05:57,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:05:57,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:05:57,088 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:05:57,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:05:57,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:05:57,090 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 -> 681fb6d62502cf59ef295360f3a46fc8f0826056 [2019-11-27 16:05:57,624 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:05:57,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:05:57,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:05:57,660 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:05:57,664 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:05:57,665 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_1_6.i [2019-11-27 16:05:57,812 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b1c74537/6326897dc540477da0e39c7072223876/FLAGb44cc7d08 [2019-11-27 16:05:58,815 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:05:58,817 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_1_6.i [2019-11-27 16:05:58,836 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b1c74537/6326897dc540477da0e39c7072223876/FLAGb44cc7d08 [2019-11-27 16:05:59,052 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b1c74537/6326897dc540477da0e39c7072223876 [2019-11-27 16:05:59,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:05:59,061 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:05:59,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:05:59,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:05:59,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:05:59,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:05:59" (1/1) ... [2019-11-27 16:05:59,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fc99dca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:05:59, skipping insertion in model container [2019-11-27 16:05:59,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:05:59" (1/1) ... [2019-11-27 16:05:59,103 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:05:59,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:05:59,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:05:59,577 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:05:59,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:05:59,664 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:05:59,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:05:59 WrapperNode [2019-11-27 16:05:59,666 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:05:59,667 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:05:59,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:05:59,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:05:59,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:05:59" (1/1) ... [2019-11-27 16:05:59,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:05:59" (1/1) ... [2019-11-27 16:05:59,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:05:59,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:05:59,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:05:59,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:05:59,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:05:59" (1/1) ... [2019-11-27 16:05:59,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:05:59" (1/1) ... [2019-11-27 16:05:59,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:05:59" (1/1) ... [2019-11-27 16:05:59,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:05:59" (1/1) ... [2019-11-27 16:05:59,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:05:59" (1/1) ... [2019-11-27 16:05:59,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:05:59" (1/1) ... [2019-11-27 16:05:59,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:05:59" (1/1) ... [2019-11-27 16:05:59,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:05:59,869 INFO L168 Benchmark]: Toolchain (without parser) took 805.99 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:05:59,872 INFO L168 Benchmark]: CDTParser took 0.29 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. [2019-11-27 16:05:59,874 INFO L168 Benchmark]: CACSL2BoogieTranslator took 600.98 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. [2019-11-27 16:05:59,875 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.40 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 991.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:05:59,876 INFO L168 Benchmark]: Boogie Preprocessor took 34.72 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:05:59,886 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 600.98 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 162.40 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 991.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 34.72 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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 0.1.24-509859d [2019-11-27 16:06:03,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:06:03,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:06:03,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:06:03,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:06:03,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:06:03,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:06:03,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:06:03,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:06:03,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:06:03,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:06:03,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:06:03,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:06:03,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:06:03,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:06:03,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:06:03,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:06:03,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:06:03,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:06:03,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:06:03,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:06:03,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:06:03,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:06:03,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:06:03,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:06:03,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:06:03,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:06:03,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:06:03,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:06:03,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:06:03,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:06:03,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:06:03,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:06:03,494 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:06:03,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:06:03,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:06:03,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:06:03,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:06:03,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:06:03,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:06:03,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:06:03,509 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:06:03,551 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:06:03,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:06:03,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:06:03,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:06:03,561 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:06:03,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:06:03,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:06:03,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:06:03,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:06:03,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:06:03,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:06:03,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:06:03,569 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:06:03,570 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:06:03,570 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:06:03,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:06:03,572 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:06:03,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:06:03,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:06:03,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:06:03,575 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:06:03,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:06:03,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:06:03,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:06:03,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:06:03,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:06:03,578 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:06:03,579 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:06:03,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:06:03,580 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:06:03,582 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 -> 681fb6d62502cf59ef295360f3a46fc8f0826056 [2019-11-27 16:06:04,070 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:06:04,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:06:04,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:06:04,102 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:06:04,105 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:06:04,106 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_1_6.i [2019-11-27 16:06:04,235 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8fa1fd8e/1e11cc468a514f75bce3551ca2925a2e/FLAG27628961c [2019-11-27 16:06:05,090 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:06:05,091 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_1_6.i [2019-11-27 16:06:05,102 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8fa1fd8e/1e11cc468a514f75bce3551ca2925a2e/FLAG27628961c [2019-11-27 16:06:05,449 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8fa1fd8e/1e11cc468a514f75bce3551ca2925a2e [2019-11-27 16:06:05,454 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:06:05,470 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:06:05,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:05,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:06:05,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:06:05,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:05" (1/1) ... [2019-11-27 16:06:05,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de1678c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:05, skipping insertion in model container [2019-11-27 16:06:05,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:05" (1/1) ... [2019-11-27 16:06:05,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:06:05,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:06:05,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:06,017 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:06:06,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:06,214 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:06:06,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:06 WrapperNode [2019-11-27 16:06:06,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:06,217 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:06,217 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:06:06,217 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:06:06,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:06" (1/1) ... [2019-11-27 16:06:06,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:06" (1/1) ... [2019-11-27 16:06:06,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:06,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:06:06,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:06:06,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:06:06,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:06" (1/1) ... [2019-11-27 16:06:06,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:06" (1/1) ... [2019-11-27 16:06:06,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:06" (1/1) ... [2019-11-27 16:06:06,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:06" (1/1) ... [2019-11-27 16:06:06,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:06" (1/1) ... [2019-11-27 16:06:06,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:06" (1/1) ... [2019-11-27 16:06:06,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:06" (1/1) ... [2019-11-27 16:06:06,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:06:06,391 INFO L168 Benchmark]: Toolchain (without parser) took 922.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 991.2 MB in the end (delta: -33.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:06:06,394 INFO L168 Benchmark]: CDTParser took 0.29 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. [2019-11-27 16:06:06,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 996.9 MB in the end (delta: -39.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:06:06,402 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.25 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. [2019-11-27 16:06:06,404 INFO L168 Benchmark]: Boogie Preprocessor took 67.95 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. [2019-11-27 16:06:06,413 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 743.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 996.9 MB in the end (delta: -39.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 91.25 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 67.95 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...