./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_2_1.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_1.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 535cfd2ab4c47aaf32c3aaf9e3dfe1109e528e4f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_1.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 535cfd2ab4c47aaf32c3aaf9e3dfe1109e528e4f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:06:06,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:06:06,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:06:06,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:06:06,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:06:06,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:06:06,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:06:06,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:06:06,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:06:06,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:06:06,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:06:06,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:06:06,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:06:06,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:06:06,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:06:06,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:06:06,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:06:06,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:06:06,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:06:06,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:06:06,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:06:06,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:06:06,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:06:06,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:06:06,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:06:06,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:06:06,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:06:06,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:06:06,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:06:06,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:06:06,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:06:06,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:06:06,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:06:06,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:06:06,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:06:06,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:06:06,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:06:06,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:06:06,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:06:06,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:06:06,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:06:06,661 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:06:06,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:06:06,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:06:06,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:06:06,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:06:06,694 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:06:06,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:06:06,694 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:06:06,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:06:06,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:06:06,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:06:06,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:06:06,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:06:06,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:06:06,699 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:06:06,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:06:06,699 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:06:06,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:06:06,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:06:06,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:06:06,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:06:06,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:06:06,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:06:06,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:06:06,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:06:06,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:06:06,704 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:06:06,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:06:06,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:06:06,705 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 -> 535cfd2ab4c47aaf32c3aaf9e3dfe1109e528e4f [2019-11-27 16:06:07,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:06:07,152 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:06:07,157 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:06:07,160 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:06:07,161 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:06:07,162 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_1.i [2019-11-27 16:06:07,262 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a268eb08b/d9e54169cf7241aca991de77fd5eddd9/FLAG8007f4119 [2019-11-27 16:06:07,924 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:06:07,926 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_1.i [2019-11-27 16:06:07,939 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a268eb08b/d9e54169cf7241aca991de77fd5eddd9/FLAG8007f4119 [2019-11-27 16:06:08,261 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a268eb08b/d9e54169cf7241aca991de77fd5eddd9 [2019-11-27 16:06:08,266 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:06:08,275 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:06:08,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:08,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:06:08,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:06:08,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:08" (1/1) ... [2019-11-27 16:06:08,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31208cd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:08, skipping insertion in model container [2019-11-27 16:06:08,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:08" (1/1) ... [2019-11-27 16:06:08,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:06:08,340 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:06:08,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:08,663 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:06:08,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:08,794 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:06:08,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:08 WrapperNode [2019-11-27 16:06:08,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:08,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:08,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:06:08,799 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:06:08,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:08" (1/1) ... [2019-11-27 16:06:08,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:08" (1/1) ... [2019-11-27 16:06:08,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:08,858 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:06:08,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:06:08,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:06:08,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:08" (1/1) ... [2019-11-27 16:06:08,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:08" (1/1) ... [2019-11-27 16:06:08,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:08" (1/1) ... [2019-11-27 16:06:08,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:08" (1/1) ... [2019-11-27 16:06:08,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:08" (1/1) ... [2019-11-27 16:06:08,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:08" (1/1) ... [2019-11-27 16:06:08,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:08" (1/1) ... [2019-11-27 16:06:08,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:06:08,910 INFO L168 Benchmark]: Toolchain (without parser) took 639.62 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 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:06:08,913 INFO L168 Benchmark]: CDTParser took 2.99 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 16:06:08,914 INFO L168 Benchmark]: CACSL2BoogieTranslator took 519.27 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 997.1 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:06:08,915 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.65 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:06:08,916 INFO L168 Benchmark]: Boogie Preprocessor took 47.83 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 16:06:08,932 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.99 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 519.27 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 997.1 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 59.65 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 47.83 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 16:06:11,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:06:11,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:06:11,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:06:11,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:06:11,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:06:11,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:06:11,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:06:11,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:06:11,649 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:06:11,650 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:06:11,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:06:11,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:06:11,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:06:11,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:06:11,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:06:11,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:06:11,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:06:11,673 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:06:11,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:06:11,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:06:11,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:06:11,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:06:11,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:06:11,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:06:11,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:06:11,706 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:06:11,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:06:11,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:06:11,709 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:06:11,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:06:11,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:06:11,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:06:11,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:06:11,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:06:11,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:06:11,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:06:11,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:06:11,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:06:11,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:06:11,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:06:11,726 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:06:11,768 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:06:11,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:06:11,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:06:11,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:06:11,777 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:06:11,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:06:11,777 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:06:11,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:06:11,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:06:11,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:06:11,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:06:11,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:06:11,779 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:06:11,780 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:06:11,780 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:06:11,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:06:11,782 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:06:11,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:06:11,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:06:11,784 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:06:11,784 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:06:11,785 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:06:11,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:06:11,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:06:11,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:06:11,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:06:11,789 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:06:11,789 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:06:11,792 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:06:11,792 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:06:11,793 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 -> 535cfd2ab4c47aaf32c3aaf9e3dfe1109e528e4f [2019-11-27 16:06:12,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:06:12,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:06:12,264 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:06:12,268 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:06:12,268 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:06:12,269 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_1.i [2019-11-27 16:06:12,358 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a75d22312/8c1d0549bb8d44ee83c2620580bd4e42/FLAGdff8d224a [2019-11-27 16:06:13,055 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:06:13,056 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_1.i [2019-11-27 16:06:13,067 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a75d22312/8c1d0549bb8d44ee83c2620580bd4e42/FLAGdff8d224a [2019-11-27 16:06:13,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a75d22312/8c1d0549bb8d44ee83c2620580bd4e42 [2019-11-27 16:06:13,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:06:13,394 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:06:13,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:13,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:06:13,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:06:13,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:13" (1/1) ... [2019-11-27 16:06:13,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c64ff27 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 16:06:13,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:13" (1/1) ... [2019-11-27 16:06:13,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:06:13,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:06:13,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:13,763 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:06:13,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:13,881 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:06:13,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:13 WrapperNode [2019-11-27 16:06:13,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:13,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:13,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:06:13,895 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 16:06:13,915 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 16:06:13,945 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:13,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:06:13,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:06:13,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:06:13,953 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 16:06:13,954 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 16:06:13,966 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 16:06:13,966 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 16:06:13,986 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 16:06:13,990 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 16:06:13,991 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 16:06:13,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:06:14,002 INFO L168 Benchmark]: Toolchain (without parser) took 614.31 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 989.9 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:06:14,003 INFO L168 Benchmark]: CDTParser took 2.25 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 16:06:14,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 496.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:06:14,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.73 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:06:14,021 INFO L168 Benchmark]: Boogie Preprocessor took 52.28 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 989.9 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:06:14,027 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.25 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 496.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 997.0 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 52.73 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 52.28 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 989.9 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...