./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cdfpl/newton_2_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_3.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 fb233913130bc4b60e85f66c80efffe03ad93c4c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_3.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 fb233913130bc4b60e85f66c80efffe03ad93c4c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:49:18,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:49:18,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:49:18,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:49:18,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:49:18,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:49:18,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:49:18,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:49:18,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:49:18,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:49:18,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:49:18,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:49:18,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:49:18,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:49:18,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:49:18,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:49:18,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:49:18,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:49:18,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:49:18,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:49:18,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:49:18,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:49:18,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:49:18,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:49:18,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:49:18,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:49:18,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:49:18,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:49:18,541 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:49:18,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:49:18,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:49:18,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:49:18,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:49:18,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:49:18,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:49:18,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:49:18,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:49:18,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:49:18,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:49:18,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:49:18,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:49:18,572 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:49:18,614 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:49:18,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:49:18,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:49:18,625 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:49:18,625 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:49:18,627 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:49:18,627 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:49:18,627 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:49:18,628 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:49:18,628 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:49:18,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:49:18,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:49:18,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:49:18,634 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:49:18,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:49:18,635 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:49:18,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:49:18,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:49:18,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:49:18,636 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:49:18,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:49:18,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:49:18,638 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:49:18,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:49:18,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:49:18,641 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:49:18,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:49:18,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:49:18,642 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 -> fb233913130bc4b60e85f66c80efffe03ad93c4c [2019-11-25 22:49:19,287 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:49:19,328 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:49:19,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:49:19,339 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:49:19,342 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:49:19,346 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_3.i [2019-11-25 22:49:19,522 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/700dd3985/e12d40c2a0994e10bf48372e6161ba9f/FLAGbde02e8ca [2019-11-25 22:49:20,617 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:49:20,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_3.i [2019-11-25 22:49:20,635 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/700dd3985/e12d40c2a0994e10bf48372e6161ba9f/FLAGbde02e8ca [2019-11-25 22:49:20,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/700dd3985/e12d40c2a0994e10bf48372e6161ba9f [2019-11-25 22:49:20,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:49:20,690 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:49:20,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:49:20,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:49:20,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:49:20,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:49:20" (1/1) ... [2019-11-25 22:49:20,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f01879f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:20, skipping insertion in model container [2019-11-25 22:49:20,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:49:20" (1/1) ... [2019-11-25 22:49:20,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:49:20,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:49:21,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:49:21,250 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:49:21,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:49:21,342 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:49:21,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:21 WrapperNode [2019-11-25 22:49:21,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:49:21,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:49:21,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:49:21,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:49:21,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:21" (1/1) ... [2019-11-25 22:49:21,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:21" (1/1) ... [2019-11-25 22:49:21,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:49:21,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:49:21,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:49:21,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:49:21,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:21" (1/1) ... [2019-11-25 22:49:21,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:21" (1/1) ... [2019-11-25 22:49:21,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:21" (1/1) ... [2019-11-25 22:49:21,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:21" (1/1) ... [2019-11-25 22:49:21,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:21" (1/1) ... [2019-11-25 22:49:21,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:21" (1/1) ... [2019-11-25 22:49:21,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:21" (1/1) ... [2019-11-25 22:49:21,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:49:21,639 INFO L168 Benchmark]: Toolchain (without parser) took 948.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:49:21,645 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 22:49:21,649 INFO L168 Benchmark]: CACSL2BoogieTranslator took 657.43 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:49:21,653 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.1 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:49:21,658 INFO L168 Benchmark]: Boogie Preprocessor took 85.85 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. [2019-11-25 22:49:21,674 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 657.43 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.1 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 85.85 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 0.1.24-65d6cd2 [2019-11-25 22:49:25,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:49:25,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:49:25,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:49:25,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:49:25,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:49:25,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:49:25,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:49:25,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:49:25,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:49:25,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:49:25,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:49:25,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:49:25,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:49:25,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:49:25,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:49:25,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:49:25,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:49:25,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:49:25,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:49:25,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:49:25,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:49:25,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:49:25,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:49:25,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:49:25,671 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:49:25,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:49:25,674 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:49:25,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:49:25,676 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:49:25,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:49:25,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:49:25,680 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:49:25,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:49:25,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:49:25,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:49:25,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:49:25,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:49:25,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:49:25,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:49:25,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:49:25,697 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:49:25,751 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:49:25,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:49:25,759 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:49:25,762 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:49:25,762 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:49:25,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:49:25,764 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:49:25,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:49:25,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:49:25,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:49:25,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:49:25,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:49:25,768 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:49:25,769 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:49:25,769 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:49:25,769 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:49:25,772 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:49:25,772 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:49:25,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:49:25,773 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:49:25,773 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:49:25,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:49:25,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:49:25,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:49:25,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:49:25,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:49:25,778 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:49:25,779 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:49:25,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:49:25,780 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:49:25,781 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 -> fb233913130bc4b60e85f66c80efffe03ad93c4c [2019-11-25 22:49:26,324 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:49:26,365 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:49:26,371 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:49:26,379 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:49:26,379 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:49:26,381 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cdfpl/newton_2_3.i [2019-11-25 22:49:26,542 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa185c9a9/05b26011101b48488798ebfd1aefbc9b/FLAG4486b4f73 [2019-11-25 22:49:27,556 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:49:27,556 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cdfpl/newton_2_3.i [2019-11-25 22:49:27,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa185c9a9/05b26011101b48488798ebfd1aefbc9b/FLAG4486b4f73 [2019-11-25 22:49:27,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa185c9a9/05b26011101b48488798ebfd1aefbc9b [2019-11-25 22:49:27,626 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:49:27,629 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:49:27,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:49:27,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:49:27,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:49:27,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:49:27" (1/1) ... [2019-11-25 22:49:27,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aa44881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:27, skipping insertion in model container [2019-11-25 22:49:27,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:49:27" (1/1) ... [2019-11-25 22:49:27,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:49:27,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:49:28,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:49:28,172 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:49:28,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:49:28,347 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:49:28,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:28 WrapperNode [2019-11-25 22:49:28,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:49:28,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:49:28,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:49:28,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:49:28,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:28" (1/1) ... [2019-11-25 22:49:28,380 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:28" (1/1) ... [2019-11-25 22:49:28,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:49:28,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:49:28,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:49:28,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:49:28,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:28" (1/1) ... [2019-11-25 22:49:28,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:28" (1/1) ... [2019-11-25 22:49:28,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:28" (1/1) ... [2019-11-25 22:49:28,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:28" (1/1) ... [2019-11-25 22:49:28,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:28" (1/1) ... [2019-11-25 22:49:28,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:28" (1/1) ... [2019-11-25 22:49:28,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:28" (1/1) ... [2019-11-25 22:49:28,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:49:28,537 INFO L168 Benchmark]: Toolchain (without parser) took 905.81 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: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:49:28,541 INFO L168 Benchmark]: CDTParser took 2.96 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. [2019-11-25 22:49:28,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 715.46 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:49:28,547 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.80 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:49:28,550 INFO L168 Benchmark]: Boogie Preprocessor took 88.58 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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. [2019-11-25 22:49:28,561 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.96 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 715.46 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 85.80 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 88.58 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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...