./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_3_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_3_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 3024f7383f4bf9660af0255bea67fcf260abd874 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-cdfpl/newton_3_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 3024f7383f4bf9660af0255bea67fcf260abd874 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:06:17,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:06:17,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:06:17,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:06:17,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:06:17,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:06:17,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:06:17,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:06:17,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:06:18,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:06:18,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:06:18,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:06:18,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:06:18,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:06:18,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:06:18,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:06:18,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:06:18,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:06:18,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:06:18,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:06:18,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:06:18,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:06:18,067 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:06:18,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:06:18,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:06:18,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:06:18,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:06:18,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:06:18,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:06:18,093 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:06:18,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:06:18,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:06:18,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:06:18,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:06:18,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:06:18,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:06:18,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:06:18,109 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:06:18,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:06:18,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:06:18,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:06:18,119 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:06:18,156 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:06:18,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:06:18,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:06:18,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:06:18,164 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:06:18,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:06:18,165 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:06:18,167 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:06:18,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:06:18,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:06:18,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:06:18,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:06:18,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:06:18,171 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:06:18,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:06:18,172 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:06:18,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:06:18,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:06:18,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:06:18,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:06:18,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:06:18,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:06:18,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:06:18,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:06:18,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:06:18,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:06:18,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:06:18,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:06:18,181 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 -> 3024f7383f4bf9660af0255bea67fcf260abd874 [2019-11-27 16:06:18,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:06:18,861 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:06:18,867 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:06:18,871 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:06:18,876 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:06:18,877 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_3_4.i [2019-11-27 16:06:19,031 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63d3b9511/60f7d43c387044c293b7aef8e255f997/FLAG6b3ca7d91 [2019-11-27 16:06:20,060 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:06:20,063 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_3_4.i [2019-11-27 16:06:20,083 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63d3b9511/60f7d43c387044c293b7aef8e255f997/FLAG6b3ca7d91 [2019-11-27 16:06:20,120 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63d3b9511/60f7d43c387044c293b7aef8e255f997 [2019-11-27 16:06:20,127 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:06:20,130 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:06:20,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:20,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:06:20,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:06:20,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:20" (1/1) ... [2019-11-27 16:06:20,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d465a67 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 16:06:20,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:20" (1/1) ... [2019-11-27 16:06:20,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:06:20,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:06:20,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:20,679 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:06:20,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:20,759 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:06:20,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:20 WrapperNode [2019-11-27 16:06:20,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:20,769 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:20,774 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:06:20,774 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:06:20,885 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 16:06:20,901 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 16:06:20,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:20,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:06:20,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:06:20,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:06:20,990 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 16:06:20,991 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 16:06:21,008 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 16:06:21,009 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 16:06:21,027 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 16:06:21,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:20" (1/1) ... [2019-11-27 16:06:21,035 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 16:06:21,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:06:21,047 INFO L168 Benchmark]: Toolchain (without parser) took 912.84 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: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:06:21,064 INFO L168 Benchmark]: CDTParser took 0.59 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 16:06:21,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 626.46 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 16:06:21,070 INFO L168 Benchmark]: Boogie Procedure Inliner took 208.26 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 997.1 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:06:21,072 INFO L168 Benchmark]: Boogie Preprocessor took 63.38 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. [2019-11-27 16:06:21,083 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 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 626.46 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 208.26 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 997.1 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 63.38 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 0.1.24-509859d [2019-11-27 16:06:24,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:06:24,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:06:24,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:06:24,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:06:24,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:06:24,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:06:24,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:06:24,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:06:24,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:06:24,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:06:24,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:06:24,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:06:24,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:06:25,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:06:25,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:06:25,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:06:25,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:06:25,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:06:25,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:06:25,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:06:25,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:06:25,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:06:25,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:06:25,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:06:25,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:06:25,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:06:25,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:06:25,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:06:25,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:06:25,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:06:25,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:06:25,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:06:25,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:06:25,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:06:25,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:06:25,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:06:25,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:06:25,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:06:25,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:06:25,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:06:25,093 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:06:25,132 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:06:25,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:06:25,138 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:06:25,138 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:06:25,139 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:06:25,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:06:25,140 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:06:25,140 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:06:25,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:06:25,142 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:06:25,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:06:25,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:06:25,145 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:06:25,146 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:06:25,147 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:06:25,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:06:25,147 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:06:25,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:06:25,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:06:25,151 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:06:25,151 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:06:25,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:06:25,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:06:25,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:06:25,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:06:25,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:06:25,156 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:06:25,156 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:06:25,156 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:06:25,156 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:06:25,158 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 -> 3024f7383f4bf9660af0255bea67fcf260abd874 [2019-11-27 16:06:25,795 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:06:25,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:06:25,833 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:06:25,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:06:25,840 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:06:25,843 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_3_4.i [2019-11-27 16:06:26,005 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66f57152a/0fd0e0e188da413091af3f3e365f6bd9/FLAGde71a4e4c [2019-11-27 16:06:27,068 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:06:27,069 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_3_4.i [2019-11-27 16:06:27,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66f57152a/0fd0e0e188da413091af3f3e365f6bd9/FLAGde71a4e4c [2019-11-27 16:06:27,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66f57152a/0fd0e0e188da413091af3f3e365f6bd9 [2019-11-27 16:06:27,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:06:27,138 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:06:27,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:27,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:06:27,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:06:27,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:27" (1/1) ... [2019-11-27 16:06:27,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f01879f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:27, skipping insertion in model container [2019-11-27 16:06:27,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:27" (1/1) ... [2019-11-27 16:06:27,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:06:27,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:06:27,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:27,689 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:06:27,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:27,886 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:06:27,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:27 WrapperNode [2019-11-27 16:06:27,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:27,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:27,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:06:27,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:06:27,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:27" (1/1) ... [2019-11-27 16:06:27,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:27" (1/1) ... [2019-11-27 16:06:28,025 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:28,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:06:28,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:06:28,026 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:06:28,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:27" (1/1) ... [2019-11-27 16:06:28,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:27" (1/1) ... [2019-11-27 16:06:28,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:27" (1/1) ... [2019-11-27 16:06:28,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:27" (1/1) ... [2019-11-27 16:06:28,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:27" (1/1) ... [2019-11-27 16:06:28,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:27" (1/1) ... [2019-11-27 16:06:28,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:27" (1/1) ... [2019-11-27 16:06:28,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:06:28,106 INFO L168 Benchmark]: Toolchain (without parser) took 965.60 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 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:06:28,122 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-27 16:06:28,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 746.73 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:06:28,130 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.72 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:06:28,136 INFO L168 Benchmark]: Boogie Preprocessor took 71.81 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:06:28,147 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 746.73 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.72 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.81 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...