./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_2_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_2.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 72ac9ef2919c90bc0529382edd84c1d0f1b36bd5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_2.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 72ac9ef2919c90bc0529382edd84c1d0f1b36bd5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:44:19,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:44:19,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:44:19,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:44:19,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:44:19,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:44:19,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:44:19,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:44:19,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:44:19,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:44:19,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:44:19,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:44:19,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:44:19,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:44:19,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:44:19,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:44:19,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:44:19,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:44:19,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:44:19,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:44:19,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:44:19,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:44:19,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:44:19,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:44:19,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:44:19,523 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:44:19,523 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:44:19,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:44:19,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:44:19,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:44:19,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:44:19,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:44:19,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:44:19,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:44:19,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:44:19,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:44:19,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:44:19,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:44:19,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:44:19,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:44:19,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:44:19,541 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:44:19,570 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:44:19,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:44:19,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:44:19,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:44:19,574 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:44:19,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:44:19,576 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:44:19,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:44:19,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:44:19,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:44:19,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:44:19,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:44:19,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:44:19,579 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:44:19,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:44:19,580 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:44:19,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:44:19,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:44:19,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:44:19,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:44:19,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:44:19,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:44:19,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:44:19,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:44:19,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:44:19,584 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:44:19,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:44:19,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:44:19,585 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 -> 72ac9ef2919c90bc0529382edd84c1d0f1b36bd5 [2019-11-27 09:44:20,017 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:44:20,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:44:20,037 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:44:20,040 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:44:20,041 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:44:20,042 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_2.i [2019-11-27 09:44:20,147 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8dbd9d03/e59dbf7f481249efa98a9e4acf57283b/FLAG679248d92 [2019-11-27 09:44:20,830 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:44:20,832 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_2.i [2019-11-27 09:44:20,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8dbd9d03/e59dbf7f481249efa98a9e4acf57283b/FLAG679248d92 [2019-11-27 09:44:21,157 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8dbd9d03/e59dbf7f481249efa98a9e4acf57283b [2019-11-27 09:44:21,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:44:21,169 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:44:21,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:44:21,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:44:21,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:44:21,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,186 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 09:44:21, skipping insertion in model container [2019-11-27 09:44:21,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:44:21,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:44:21,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:44:21,554 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:44:21,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:44:21,689 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:44:21,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21 WrapperNode [2019-11-27 09:44:21,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:44:21,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:44:21,691 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:44:21,691 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:44:21,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:44:21,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:44:21,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:44:21,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:44:21,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:21" (1/1) ... [2019-11-27 09:44:21,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:44:21,795 INFO L168 Benchmark]: Toolchain (without parser) took 623.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 989.9 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:44:21,797 INFO L168 Benchmark]: CDTParser took 2.19 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 09:44:21,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 518.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 995.6 MB in the end (delta: -35.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:44:21,814 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.27 ms. Allocated memory is still 1.0 GB. Free memory is still 995.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:44:21,815 INFO L168 Benchmark]: Boogie Preprocessor took 43.93 ms. Allocated memory is still 1.0 GB. Free memory was 995.6 MB in the beginning and 989.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:44:21,821 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.19 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 518.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 995.6 MB in the end (delta: -35.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 55.27 ms. Allocated memory is still 1.0 GB. Free memory is still 995.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 43.93 ms. Allocated memory is still 1.0 GB. Free memory was 995.6 MB in the beginning and 989.9 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-da95e15 [2019-11-27 09:44:24,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:44:24,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:44:24,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:44:24,521 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:44:24,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:44:24,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:44:24,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:44:24,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:44:24,552 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:44:24,553 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:44:24,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:44:24,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:44:24,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:44:24,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:44:24,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:44:24,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:44:24,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:44:24,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:44:24,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:44:24,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:44:24,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:44:24,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:44:24,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:44:24,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:44:24,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:44:24,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:44:24,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:44:24,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:44:24,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:44:24,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:44:24,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:44:24,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:44:24,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:44:24,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:44:24,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:44:24,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:44:24,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:44:24,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:44:24,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:44:24,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:44:24,617 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:44:24,643 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:44:24,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:44:24,649 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:44:24,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:44:24,650 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:44:24,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:44:24,651 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:44:24,651 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:44:24,651 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:44:24,653 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:44:24,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:44:24,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:44:24,654 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:44:24,654 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:44:24,655 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:44:24,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:44:24,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:44:24,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:44:24,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:44:24,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:44:24,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:44:24,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:44:24,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:44:24,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:44:24,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:44:24,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:44:24,660 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:44:24,660 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:44:24,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:44:24,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:44:24,662 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 -> 72ac9ef2919c90bc0529382edd84c1d0f1b36bd5 [2019-11-27 09:44:25,077 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:44:25,091 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:44:25,098 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:44:25,100 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:44:25,100 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:44:25,102 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_2.i [2019-11-27 09:44:25,202 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39604567d/86fb426ca3a9434d94b8b652b414f6aa/FLAGcc3a60315 [2019-11-27 09:44:25,855 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:44:25,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_2.i [2019-11-27 09:44:25,867 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39604567d/86fb426ca3a9434d94b8b652b414f6aa/FLAGcc3a60315 [2019-11-27 09:44:26,220 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39604567d/86fb426ca3a9434d94b8b652b414f6aa [2019-11-27 09:44:26,227 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:44:26,233 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:44:26,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:44:26,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:44:26,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:44:26,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:44:26" (1/1) ... [2019-11-27 09:44:26,254 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 09:44:26, skipping insertion in model container [2019-11-27 09:44:26,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:44:26" (1/1) ... [2019-11-27 09:44:26,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:44:26,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:44:26,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:44:26,646 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:44:26,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:44:26,799 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:44:26,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:26 WrapperNode [2019-11-27 09:44:26,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:44:26,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:44:26,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:44:26,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:44:26,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:26" (1/1) ... [2019-11-27 09:44:26,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:26" (1/1) ... [2019-11-27 09:44:26,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:44:26,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:44:26,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:44:26,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:44:26,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:26" (1/1) ... [2019-11-27 09:44:26,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:26" (1/1) ... [2019-11-27 09:44:26,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:26" (1/1) ... [2019-11-27 09:44:26,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:26" (1/1) ... [2019-11-27 09:44:26,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:26" (1/1) ... [2019-11-27 09:44:26,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:26" (1/1) ... [2019-11-27 09:44:26,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:26" (1/1) ... [2019-11-27 09:44:26,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:44:26,930 INFO L168 Benchmark]: Toolchain (without parser) took 682.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 989.7 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:44:26,932 INFO L168 Benchmark]: CDTParser took 0.29 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 09:44:26,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 561.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 996.9 MB in the end (delta: -38.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:44:26,938 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.26 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 995.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:44:26,940 INFO L168 Benchmark]: Boogie Preprocessor took 52.39 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:44:26,948 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 561.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 996.9 MB in the end (delta: -38.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 60.26 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 995.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 52.39 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.7 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...