./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_2_4.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_2_4.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 c6ebcad508768cfd23c1e789e2415fe511a2a196 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_4.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 c6ebcad508768cfd23c1e789e2415fe511a2a196 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:06:10,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:06:10,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:06:10,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:06:10,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:06:10,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:06:10,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:06:10,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:06:10,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:06:10,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:06:10,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:06:10,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:06:10,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:06:10,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:06:10,987 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:06:10,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:06:10,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:06:11,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:06:11,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:06:11,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:06:11,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:06:11,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:06:11,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:06:11,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:06:11,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:06:11,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:06:11,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:06:11,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:06:11,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:06:11,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:06:11,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:06:11,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:06:11,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:06:11,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:06:11,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:06:11,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:06:11,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:06:11,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:06:11,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:06:11,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:06:11,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:06:11,092 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:06:11,134 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:06:11,136 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:06:11,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:06:11,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:06:11,145 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:06:11,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:06:11,146 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:06:11,146 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:06:11,146 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:06:11,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:06:11,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:06:11,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:06:11,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:06:11,152 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:06:11,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:06:11,153 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:06:11,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:06:11,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:06:11,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:06:11,156 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:06:11,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:06:11,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:06:11,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:06:11,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:06:11,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:06:11,158 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:06:11,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:06:11,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:06:11,162 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 -> c6ebcad508768cfd23c1e789e2415fe511a2a196 [2019-11-27 16:06:11,781 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:06:11,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:06:11,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:06:11,827 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:06:11,830 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:06:11,832 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_4.i [2019-11-27 16:06:11,995 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c3ba45d/5c6a3e24dc1d40bda2bd7e846d770096/FLAGaf441a0ba [2019-11-27 16:06:12,978 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:06:12,979 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_4.i [2019-11-27 16:06:12,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c3ba45d/5c6a3e24dc1d40bda2bd7e846d770096/FLAGaf441a0ba [2019-11-27 16:06:13,037 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78c3ba45d/5c6a3e24dc1d40bda2bd7e846d770096 [2019-11-27 16:06:13,043 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:06:13,046 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:06:13,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:13,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:06:13,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:06:13,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:13" (1/1) ... [2019-11-27 16:06:13,074 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 27.11 04:06:13, skipping insertion in model container [2019-11-27 16:06:13,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:13" (1/1) ... [2019-11-27 16:06:13,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:06:13,154 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:06:13,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:13,674 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:06:13,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:13,777 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:06:13,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:13 WrapperNode [2019-11-27 16:06:13,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:13,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:13,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:06:13,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:06:13,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:13" (1/1) ... [2019-11-27 16:06:13,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:13" (1/1) ... [2019-11-27 16:06:13,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:13,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:06:13,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:06:13,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:06:13,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:13" (1/1) ... [2019-11-27 16:06:13,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:13" (1/1) ... [2019-11-27 16:06:14,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:13" (1/1) ... [2019-11-27 16:06:14,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:13" (1/1) ... [2019-11-27 16:06:14,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:13" (1/1) ... [2019-11-27 16:06:14,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:13" (1/1) ... [2019-11-27 16:06:14,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:13" (1/1) ... [2019-11-27 16:06:14,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:06:14,058 INFO L168 Benchmark]: Toolchain (without parser) took 1004.63 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 16:06:14,060 INFO L168 Benchmark]: CDTParser took 2.82 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 16:06:14,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 727.24 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 16:06:14,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.04 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:06:14,069 INFO L168 Benchmark]: Boogie Preprocessor took 70.63 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:06:14,080 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 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 727.24 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 197.04 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.63 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:06:17,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:06:17,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:06:17,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:06:17,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:06:17,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:06:17,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:06:17,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:06:17,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:06:17,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:06:17,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:06:17,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:06:17,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:06:17,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:06:17,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:06:17,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:06:17,959 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:06:17,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:06:17,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:06:17,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:06:17,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:06:17,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:06:17,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:06:18,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:06:18,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:06:18,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:06:18,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:06:18,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:06:18,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:06:18,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:06:18,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:06:18,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:06:18,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:06:18,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:06:18,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:06:18,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:06:18,033 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:06:18,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:06:18,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:06:18,036 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:06:18,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:06:18,042 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:06:18,081 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:06:18,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:06:18,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:06:18,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:06:18,089 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:06:18,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:06:18,091 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:06:18,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:06:18,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:06:18,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:06:18,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:06:18,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:06:18,096 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:06:18,097 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:06:18,097 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:06:18,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:06:18,098 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:06:18,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:06:18,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:06:18,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:06:18,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:06:18,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:06:18,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:06:18,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:06:18,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:06:18,103 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:06:18,104 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:06:18,104 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:06:18,104 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:06:18,105 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:06:18,108 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 -> c6ebcad508768cfd23c1e789e2415fe511a2a196 [2019-11-27 16:06:18,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:06:18,757 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:06:18,767 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:06:18,772 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:06:18,773 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:06:18,777 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_4.i [2019-11-27 16:06:18,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a832248a9/a15d147b75074d92a71d251acc3fd358/FLAGa59c54b66 [2019-11-27 16:06:19,992 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:06:19,993 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_4.i [2019-11-27 16:06:20,009 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a832248a9/a15d147b75074d92a71d251acc3fd358/FLAGa59c54b66 [2019-11-27 16:06:20,046 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a832248a9/a15d147b75074d92a71d251acc3fd358 [2019-11-27 16:06:20,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:06:20,063 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:06:20,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:20,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:06:20,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:06:20,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:20" (1/1) ... [2019-11-27 16:06:20,084 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 27.11 04:06:20, skipping insertion in model container [2019-11-27 16:06:20,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:20" (1/1) ... [2019-11-27 16:06:20,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:06:20,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:06:20,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:20,594 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:06:20,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:20,698 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:06:20,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:20 WrapperNode [2019-11-27 16:06:20,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:20,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:20,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:06:20,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:06:20,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:20" (1/1) ... [2019-11-27 16:06:20,833 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:20" (1/1) ... [2019-11-27 16:06:20,903 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:20,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:06:20,905 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:06:20,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:06:20,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:20" (1/1) ... [2019-11-27 16:06:20,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:20" (1/1) ... [2019-11-27 16:06:20,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:20" (1/1) ... [2019-11-27 16:06:20,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:20" (1/1) ... [2019-11-27 16:06:20,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:20" (1/1) ... [2019-11-27 16:06:20,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:20" (1/1) ... [2019-11-27 16:06:20,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:20" (1/1) ... [2019-11-27 16:06:21,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:06:21,014 INFO L168 Benchmark]: Toolchain (without parser) took 950.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:06:21,018 INFO L168 Benchmark]: CDTParser took 0.50 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 16:06:21,023 INFO L168 Benchmark]: CACSL2BoogieTranslator took 635.77 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 16:06:21,025 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.57 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:06:21,029 INFO L168 Benchmark]: Boogie Preprocessor took 103.38 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 16:06:21,042 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 635.77 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 197.57 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 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 103.38 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...