./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_2_5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_2_5.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 ea2a03ede3567f567a036aac7c37bb72ad94eb02 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_2_5.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 ea2a03ede3567f567a036aac7c37bb72ad94eb02 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:57:09,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:57:09,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:57:09,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:57:09,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:57:09,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:57:09,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:57:09,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:57:09,888 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:57:09,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:57:09,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:57:09,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:57:09,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:57:09,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:57:09,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:57:09,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:57:09,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:57:09,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:57:09,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:57:09,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:57:09,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:57:09,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:57:09,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:57:09,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:57:09,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:57:09,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:57:09,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:57:09,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:57:09,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:57:09,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:57:09,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:57:09,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:57:09,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:57:09,988 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:57:09,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:57:09,994 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:57:09,995 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:57:09,996 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:57:09,996 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:57:09,997 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:57:10,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:57:10,004 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:57:10,041 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:57:10,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:57:10,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:57:10,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:57:10,050 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:57:10,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:57:10,051 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:57:10,053 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:57:10,053 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:57:10,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:57:10,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:57:10,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:57:10,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:57:10,056 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:57:10,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:57:10,058 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:57:10,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:57:10,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:57:10,061 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:57:10,061 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:57:10,061 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:57:10,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:57:10,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:57:10,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:57:10,063 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:57:10,066 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:57:10,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:57:10,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:57:10,067 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 -> ea2a03ede3567f567a036aac7c37bb72ad94eb02 [2019-11-26 16:57:10,684 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:57:10,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:57:10,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:57:10,722 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:57:10,725 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:57:10,726 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_5.i [2019-11-26 16:57:10,863 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b92e02bf/59ee9e468bb548adac504f6a4630daa5/FLAG63318eced [2019-11-26 16:57:11,866 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:57:11,870 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_5.i [2019-11-26 16:57:11,884 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b92e02bf/59ee9e468bb548adac504f6a4630daa5/FLAG63318eced [2019-11-26 16:57:12,130 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b92e02bf/59ee9e468bb548adac504f6a4630daa5 [2019-11-26 16:57:12,139 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:57:12,144 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:57:12,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:12,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:57:12,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:57:12,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:12" (1/1) ... [2019-11-26 16:57:12,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eb65c12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:12, skipping insertion in model container [2019-11-26 16:57:12,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:12" (1/1) ... [2019-11-26 16:57:12,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:57:12,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:57:12,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:12,702 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:57:12,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:12,801 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:57:12,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:12 WrapperNode [2019-11-26 16:57:12,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:12,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:12,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:57:12,811 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:57:12,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:12" (1/1) ... [2019-11-26 16:57:12,939 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:12" (1/1) ... [2019-11-26 16:57:13,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:13,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:57:13,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:57:13,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:57:13,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:12" (1/1) ... [2019-11-26 16:57:13,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:12" (1/1) ... [2019-11-26 16:57:13,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:12" (1/1) ... [2019-11-26 16:57:13,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:12" (1/1) ... [2019-11-26 16:57:13,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:12" (1/1) ... [2019-11-26 16:57:13,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:12" (1/1) ... [2019-11-26 16:57:13,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:12" (1/1) ... [2019-11-26 16:57:13,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:57:13,092 INFO L168 Benchmark]: Toolchain (without parser) took 935.76 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. [2019-11-26 16:57:13,094 INFO L168 Benchmark]: CDTParser took 2.29 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. [2019-11-26 16:57:13,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.00 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:13,105 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.1 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:13,108 INFO L168 Benchmark]: Boogie Preprocessor took 65.72 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 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. [2019-11-26 16:57:13,119 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.29 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 658.00 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 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 200.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.1 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 65.72 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:57:16,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:57:16,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:57:16,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:57:16,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:57:16,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:57:16,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:57:16,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:57:16,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:57:16,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:57:16,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:57:16,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:57:16,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:57:16,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:57:16,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:57:16,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:57:16,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:57:16,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:57:16,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:57:16,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:57:16,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:57:16,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:57:16,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:57:16,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:57:17,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:57:17,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:57:17,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:57:17,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:57:17,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:57:17,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:57:17,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:57:17,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:57:17,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:57:17,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:57:17,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:57:17,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:57:17,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:57:17,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:57:17,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:57:17,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:57:17,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:57:17,033 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:57:17,068 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:57:17,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:57:17,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:57:17,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:57:17,078 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:57:17,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:57:17,078 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:57:17,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:57:17,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:57:17,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:57:17,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:57:17,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:57:17,081 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:57:17,082 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:57:17,083 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:57:17,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:57:17,083 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:57:17,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:57:17,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:57:17,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:57:17,086 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:57:17,087 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:57:17,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:57:17,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:57:17,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:57:17,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:57:17,089 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:57:17,089 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:57:17,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:57:17,092 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:57:17,093 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 -> ea2a03ede3567f567a036aac7c37bb72ad94eb02 [2019-11-26 16:57:17,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:57:17,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:57:17,645 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:57:17,651 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:57:17,651 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:57:17,655 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_5.i [2019-11-26 16:57:17,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/009ac6265/db0074d473e0482db063ec9da2b24ad0/FLAGe859f3eab [2019-11-26 16:57:18,583 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:57:18,584 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_5.i [2019-11-26 16:57:18,600 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/009ac6265/db0074d473e0482db063ec9da2b24ad0/FLAGe859f3eab [2019-11-26 16:57:18,915 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/009ac6265/db0074d473e0482db063ec9da2b24ad0 [2019-11-26 16:57:18,937 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:57:18,941 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:57:18,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:18,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:57:18,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:57:18,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:18" (1/1) ... [2019-11-26 16:57:18,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e3a7aa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:18, skipping insertion in model container [2019-11-26 16:57:18,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:18" (1/1) ... [2019-11-26 16:57:18,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:57:19,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:57:19,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:19,487 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:57:19,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:19,576 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:57:19,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:19 WrapperNode [2019-11-26 16:57:19,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:19,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:19,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:57:19,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:57:19,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:19" (1/1) ... [2019-11-26 16:57:19,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:19" (1/1) ... [2019-11-26 16:57:19,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:19,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:57:19,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:57:19,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:57:19,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:19" (1/1) ... [2019-11-26 16:57:19,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:19" (1/1) ... [2019-11-26 16:57:19,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:19" (1/1) ... [2019-11-26 16:57:19,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:19" (1/1) ... [2019-11-26 16:57:19,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:19" (1/1) ... [2019-11-26 16:57:19,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:19" (1/1) ... [2019-11-26 16:57:19,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:19" (1/1) ... [2019-11-26 16:57:19,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:57:19,832 INFO L168 Benchmark]: Toolchain (without parser) took 882.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:19,833 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:19,848 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.72 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:19,850 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:19,854 INFO L168 Benchmark]: Boogie Preprocessor took 64.18 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:19,863 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 632.72 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 176.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 64.18 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...