./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_1_7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-cdfpl/newton_1_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 70fe3c899c400d059184c32a286d7d2375d5f495 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1_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 70fe3c899c400d059184c32a286d7d2375d5f495 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:56:56,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:56:56,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:56:56,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:56:56,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:56:56,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:56:56,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:56:56,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:56:56,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:56:56,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:56:56,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:56:56,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:56:56,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:56:56,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:56:56,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:56:56,654 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:56:56,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:56:56,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:56:56,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:56:56,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:56:56,683 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:56:56,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:56:56,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:56:56,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:56:56,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:56:56,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:56:56,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:56:56,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:56:56,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:56:56,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:56:56,713 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:56:56,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:56:56,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:56:56,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:56:56,720 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:56:56,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:56:56,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:56:56,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:56:56,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:56:56,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:56:56,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:56:56,732 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:56:56,774 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:56:56,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:56:56,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:56:56,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:56:56,782 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:56:56,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:56:56,783 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:56:56,783 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:56:56,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:56:56,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:56:56,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:56:56,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:56:56,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:56:56,787 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:56:56,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:56:56,788 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:56:56,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:56:56,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:56:56,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:56:56,790 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:56:56,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:56:56,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:56:56,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:56:56,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:56:56,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:56:56,793 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:56:56,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:56:56,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:56:56,794 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 -> 70fe3c899c400d059184c32a286d7d2375d5f495 [2019-11-26 16:56:57,337 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:56:57,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:56:57,367 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:56:57,368 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:56:57,373 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:56:57,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_1_7.i [2019-11-26 16:56:57,491 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91cac0d8b/5e5d5ea0a93743369f772cf691f6668a/FLAG5b4ada6be [2019-11-26 16:56:58,360 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:56:58,365 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_1_7.i [2019-11-26 16:56:58,378 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91cac0d8b/5e5d5ea0a93743369f772cf691f6668a/FLAG5b4ada6be [2019-11-26 16:56:58,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91cac0d8b/5e5d5ea0a93743369f772cf691f6668a [2019-11-26 16:56:58,697 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:56:58,699 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:56:58,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:56:58,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:56:58,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:56:58,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:56:58" (1/1) ... [2019-11-26 16:56:58,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dc2ffad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:56:58, skipping insertion in model container [2019-11-26 16:56:58,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:56:58" (1/1) ... [2019-11-26 16:56:58,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:56:58,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:56:59,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:56:59,147 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:56:59,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:56:59,206 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:56:59,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:56:59 WrapperNode [2019-11-26 16:56:59,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:56:59,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:56:59,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:56:59,220 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:56:59,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:56:59" (1/1) ... [2019-11-26 16:56:59,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:56:59" (1/1) ... [2019-11-26 16:56:59,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:56:59,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:56:59,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:56:59,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:56:59,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:56:59" (1/1) ... [2019-11-26 16:56:59,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:56:59" (1/1) ... [2019-11-26 16:56:59,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:56:59" (1/1) ... [2019-11-26 16:56:59,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:56:59" (1/1) ... [2019-11-26 16:56:59,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:56:59" (1/1) ... [2019-11-26 16:56:59,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:56:59" (1/1) ... [2019-11-26 16:56:59,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:56:59" (1/1) ... [2019-11-26 16:56:59,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:56:59,404 INFO L168 Benchmark]: Toolchain (without parser) took 703.54 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 991.4 MB in the end (delta: -31.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:56:59,408 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:56:59,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 504.11 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:56:59,424 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.1 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:56:59,427 INFO L168 Benchmark]: Boogie Preprocessor took 40.38 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:56:59,438 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 504.11 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 144.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.1 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 40.38 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:57:02,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:57:02,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:57:02,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:57:02,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:57:02,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:57:02,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:57:02,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:57:02,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:57:02,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:57:02,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:57:02,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:57:02,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:57:02,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:57:02,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:57:02,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:57:02,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:57:02,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:57:02,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:57:02,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:57:02,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:57:02,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:57:02,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:57:02,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:57:02,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:57:02,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:57:02,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:57:02,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:57:02,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:57:02,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:57:02,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:57:02,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:57:02,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:57:02,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:57:02,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:57:02,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:57:02,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:57:02,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:57:02,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:57:02,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:57:02,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:57:02,972 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:57:03,022 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:57:03,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:57:03,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:57:03,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:57:03,027 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:57:03,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:57:03,030 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:57:03,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:57:03,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:57:03,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:57:03,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:57:03,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:57:03,032 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:57:03,032 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:57:03,035 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:57:03,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:57:03,035 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:57:03,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:57:03,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:57:03,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:57:03,036 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:57:03,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:57:03,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:57:03,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:57:03,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:57:03,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:57:03,040 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:57:03,040 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:57:03,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:57:03,041 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:57:03,042 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 -> 70fe3c899c400d059184c32a286d7d2375d5f495 [2019-11-26 16:57:03,585 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:57:03,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:57:03,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:57:03,635 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:57:03,636 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:57:03,639 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_1_7.i [2019-11-26 16:57:03,768 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a3c70a21/c06a6d375287403d8881081184c2c06a/FLAG1e8a2c08f [2019-11-26 16:57:04,685 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:57:04,686 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_1_7.i [2019-11-26 16:57:04,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a3c70a21/c06a6d375287403d8881081184c2c06a/FLAG1e8a2c08f [2019-11-26 16:57:04,997 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a3c70a21/c06a6d375287403d8881081184c2c06a [2019-11-26 16:57:05,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:57:05,008 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:57:05,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:05,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:57:05,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:57:05,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:04" (1/1) ... [2019-11-26 16:57:05,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e3a7aa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:05, skipping insertion in model container [2019-11-26 16:57:05,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:57:04" (1/1) ... [2019-11-26 16:57:05,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:57:05,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:57:05,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:05,496 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:57:05,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:57:05,682 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:57:05,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:05 WrapperNode [2019-11-26 16:57:05,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:57:05,688 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:05,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:57:05,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:57:05,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:05" (1/1) ... [2019-11-26 16:57:05,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:05" (1/1) ... [2019-11-26 16:57:05,778 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:57:05,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:57:05,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:57:05,779 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:57:05,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:05" (1/1) ... [2019-11-26 16:57:05,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:05" (1/1) ... [2019-11-26 16:57:05,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:05" (1/1) ... [2019-11-26 16:57:05,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:05" (1/1) ... [2019-11-26 16:57:05,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:05" (1/1) ... [2019-11-26 16:57:05,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:05" (1/1) ... [2019-11-26 16:57:05,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:57:05" (1/1) ... [2019-11-26 16:57:05,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:57:05,864 INFO L168 Benchmark]: Toolchain (without parser) took 854.06 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 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:05,866 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:05,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.24 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:57:05,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.13 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:57:05,887 INFO L168 Benchmark]: Boogie Preprocessor took 80.18 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. [2019-11-26 16:57:05,894 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 674.24 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 90.13 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.18 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...