./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_2_7.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_7.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aa8c67e8913fc2cd1e62a9cfd95ae3f25cd4036f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_7.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aa8c67e8913fc2cd1e62a9cfd95ae3f25cd4036f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:06:14,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:06:14,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:06:15,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:06:15,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:06:15,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:06:15,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:06:15,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:06:15,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:06:15,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:06:15,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:06:15,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:06:15,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:06:15,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:06:15,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:06:15,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:06:15,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:06:15,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:06:15,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:06:15,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:06:15,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:06:15,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:06:15,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:06:15,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:06:15,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:06:15,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:06:15,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:06:15,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:06:15,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:06:15,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:06:15,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:06:15,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:06:15,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:06:15,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:06:15,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:06:15,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:06:15,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:06:15,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:06:15,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:06:15,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:06:15,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:06:15,145 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:06:15,178 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:06:15,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:06:15,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:06:15,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:06:15,188 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:06:15,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:06:15,188 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:06:15,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:06:15,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:06:15,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:06:15,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:06:15,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:06:15,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:06:15,193 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:06:15,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:06:15,195 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:06:15,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:06:15,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:06:15,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:06:15,196 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:06:15,196 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:06:15,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:06:15,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:06:15,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:06:15,200 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:06:15,201 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:06:15,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:06:15,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:06:15,201 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 -> aa8c67e8913fc2cd1e62a9cfd95ae3f25cd4036f [2019-11-27 16:06:15,937 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:06:15,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:06:15,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:06:15,987 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:06:15,992 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:06:15,994 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_7.i [2019-11-27 16:06:16,180 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/637d336d2/fc63e3308b4c446f9d4a8314f60e93be/FLAG7df2dc342 [2019-11-27 16:06:17,262 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:06:17,265 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_7.i [2019-11-27 16:06:17,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/637d336d2/fc63e3308b4c446f9d4a8314f60e93be/FLAG7df2dc342 [2019-11-27 16:06:17,315 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/637d336d2/fc63e3308b4c446f9d4a8314f60e93be [2019-11-27 16:06:17,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:06:17,328 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:06:17,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:17,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:06:17,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:06:17,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:17" (1/1) ... [2019-11-27 16:06:17,352 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 04:06:17, skipping insertion in model container [2019-11-27 16:06:17,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:17" (1/1) ... [2019-11-27 16:06:17,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:06:17,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:06:17,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:17,822 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:06:17,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:17,895 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:06:17,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:17 WrapperNode [2019-11-27 16:06:17,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:17,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:17,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:06:17,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:06:17,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:17" (1/1) ... [2019-11-27 16:06:17,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:17" (1/1) ... [2019-11-27 16:06:18,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:18,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:06:18,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:06:18,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:06:18,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:17" (1/1) ... [2019-11-27 16:06:18,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:17" (1/1) ... [2019-11-27 16:06:18,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:17" (1/1) ... [2019-11-27 16:06:18,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:17" (1/1) ... [2019-11-27 16:06:18,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:17" (1/1) ... [2019-11-27 16:06:18,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:17" (1/1) ... [2019-11-27 16:06:18,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:17" (1/1) ... [2019-11-27 16:06:18,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:06:18,084 INFO L168 Benchmark]: Toolchain (without parser) took 752.94 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. [2019-11-27 16:06:18,086 INFO L168 Benchmark]: CDTParser took 0.38 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 16:06:18,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 569.29 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. [2019-11-27 16:06:18,088 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.90 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. [2019-11-27 16:06:18,089 INFO L168 Benchmark]: Boogie Preprocessor took 43.74 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 16:06:18,108 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 569.29 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 133.90 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 43.74 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 16:06:21,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:06:21,727 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:06:21,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:06:21,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:06:21,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:06:21,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:06:21,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:06:21,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:06:21,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:06:21,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:06:21,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:06:21,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:06:21,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:06:21,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:06:21,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:06:21,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:06:21,831 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:06:21,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:06:21,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:06:21,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:06:21,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:06:21,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:06:21,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:06:21,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:06:21,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:06:21,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:06:21,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:06:21,878 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:06:21,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:06:21,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:06:21,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:06:21,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:06:21,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:06:21,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:06:21,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:06:21,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:06:21,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:06:21,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:06:21,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:06:21,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:06:21,904 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:06:21,945 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:06:21,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:06:21,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:06:21,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:06:21,952 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:06:21,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:06:21,955 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:06:21,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:06:21,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:06:21,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:06:21,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:06:21,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:06:21,958 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:06:21,958 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:06:21,959 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:06:21,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:06:21,960 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:06:21,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:06:21,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:06:21,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:06:21,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:06:21,963 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:06:21,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:06:21,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:06:21,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:06:21,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:06:21,966 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:06:21,966 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:06:21,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:06:21,968 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:06:21,969 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 -> aa8c67e8913fc2cd1e62a9cfd95ae3f25cd4036f [2019-11-27 16:06:22,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:06:22,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:06:22,642 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:06:22,647 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:06:22,647 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:06:22,651 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_7.i [2019-11-27 16:06:22,807 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/337f292e7/c00bed8ac2f8418b8e5a681ac5e050ac/FLAG4f2cb7e36 [2019-11-27 16:06:23,842 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:06:23,845 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_7.i [2019-11-27 16:06:23,858 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/337f292e7/c00bed8ac2f8418b8e5a681ac5e050ac/FLAG4f2cb7e36 [2019-11-27 16:06:23,898 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/337f292e7/c00bed8ac2f8418b8e5a681ac5e050ac [2019-11-27 16:06:23,905 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:06:23,914 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:06:23,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:23,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:06:23,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:06:23,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:23" (1/1) ... [2019-11-27 16:06:23,938 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 04:06:23, skipping insertion in model container [2019-11-27 16:06:23,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:23" (1/1) ... [2019-11-27 16:06:23,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:06:24,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:06:24,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:24,503 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:06:24,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:24,611 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:06:24,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:24 WrapperNode [2019-11-27 16:06:24,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:24,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:24,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:06:24,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:06:24,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:24" (1/1) ... [2019-11-27 16:06:24,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:24" (1/1) ... [2019-11-27 16:06:24,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:24,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:06:24,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:06:24,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:06:24,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:24" (1/1) ... [2019-11-27 16:06:24,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:24" (1/1) ... [2019-11-27 16:06:24,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:24" (1/1) ... [2019-11-27 16:06:24,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:24" (1/1) ... [2019-11-27 16:06:24,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:24" (1/1) ... [2019-11-27 16:06:24,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:24" (1/1) ... [2019-11-27 16:06:24,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:24" (1/1) ... [2019-11-27 16:06:24,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:06:24,929 INFO L168 Benchmark]: Toolchain (without parser) took 1010.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-27 16:06:24,932 INFO L168 Benchmark]: CDTParser took 0.37 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 16:06:24,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 697.44 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. [2019-11-27 16:06:24,938 INFO L168 Benchmark]: Boogie Procedure Inliner took 208.10 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: -35.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:06:24,939 INFO L168 Benchmark]: Boogie Preprocessor took 94.13 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. [2019-11-27 16:06:24,954 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 697.44 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 208.10 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: -35.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 94.13 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...