./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/bin/uautomizer-Z5i5R5N3CC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/bin/uautomizer-Z5i5R5N3CC --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c899a11b075f77e8271e38f51a1c9ce4fc2e25ab ................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:24:18,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:24:18,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:24:18,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:24:18,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:24:18,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:24:18,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:24:18,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:24:18,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:24:18,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:24:18,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:24:18,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:24:18,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:24:18,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:24:18,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:24:18,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:24:18,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:24:18,457 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:24:18,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:24:18,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:24:18,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:24:18,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:24:18,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:24:18,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:24:18,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:24:18,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:24:18,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:24:18,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:24:18,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:24:18,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:24:18,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:24:18,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:24:18,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:24:18,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:24:18,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:24:18,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:24:18,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:24:18,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:24:18,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:24:18,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:24:18,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:24:18,506 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-11 00:24:18,540 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:24:18,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:24:18,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:24:18,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:24:18,553 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:24:18,553 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-11 00:24:18,553 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-11 00:24:18,553 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-11 00:24:18,554 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-11 00:24:18,554 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-11 00:24:18,555 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-11 00:24:18,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:24:18,556 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:24:18,556 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 00:24:18,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:24:18,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:24:18,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:24:18,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-11 00:24:18,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-11 00:24:18,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-11 00:24:18,558 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:24:18,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:24:18,558 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-11 00:24:18,558 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:24:18,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-11 00:24:18,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:24:18,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:24:18,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:24:18,560 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:24:18,562 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:24:18,563 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-11 00:24:18,563 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/bin/uautomizer-Z5i5R5N3CC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c899a11b075f77e8271e38f51a1c9ce4fc2e25ab [2021-10-11 00:24:18,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:24:18,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:24:18,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:24:18,847 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:24:18,848 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:24:18,849 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i [2021-10-11 00:24:18,915 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/bin/uautomizer-Z5i5R5N3CC/data/5f25d4bbf/92c25f970bfe48efaee95520264acaf3/FLAG5521f61b5 [2021-10-11 00:24:19,355 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:24:19,361 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/sv-benchmarks/c/floats-cdfpl/newton_1_6.i [2021-10-11 00:24:19,388 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/bin/uautomizer-Z5i5R5N3CC/data/5f25d4bbf/92c25f970bfe48efaee95520264acaf3/FLAG5521f61b5 [2021-10-11 00:24:19,719 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/bin/uautomizer-Z5i5R5N3CC/data/5f25d4bbf/92c25f970bfe48efaee95520264acaf3 [2021-10-11 00:24:19,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:24:19,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:24:19,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:24:19,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:24:19,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:24:19,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:24:19" (1/1) ... [2021-10-11 00:24:19,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e33a4b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:19, skipping insertion in model container [2021-10-11 00:24:19,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:24:19" (1/1) ... [2021-10-11 00:24:19,750 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:24:19,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:24:19,923 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/sv-benchmarks/c/floats-cdfpl/newton_1_6.i[1224,1237] [2021-10-11 00:24:19,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:24:19,933 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:24:19,951 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/sv-benchmarks/c/floats-cdfpl/newton_1_6.i[1224,1237] [2021-10-11 00:24:19,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:24:19,966 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:24:19,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:19 WrapperNode [2021-10-11 00:24:19,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:24:19,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:24:19,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:24:19,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:24:19,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:19" (1/1) ... [2021-10-11 00:24:19,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:19" (1/1) ... [2021-10-11 00:24:20,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:24:20,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:24:20,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:24:20,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:24:20,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:19" (1/1) ... [2021-10-11 00:24:20,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:19" (1/1) ... [2021-10-11 00:24:20,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:19" (1/1) ... [2021-10-11 00:24:20,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:19" (1/1) ... [2021-10-11 00:24:20,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:19" (1/1) ... [2021-10-11 00:24:20,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:19" (1/1) ... [2021-10-11 00:24:20,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:19" (1/1) ... [2021-10-11 00:24:20,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:24:20,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:24:20,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:24:20,024 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:24:20,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:19" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ccc4b45-654b-4084-b873-9d669e6c6977/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:24:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:24:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:24:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:24:20,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:24:20,337 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:24:20,338 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-11 00:24:20,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:24:20 BoogieIcfgContainer [2021-10-11 00:24:20,339 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:24:20,340 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-11 00:24:20,340 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-11 00:24:20,344 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-11 00:24:20,344 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:24:20,345 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 11.10 12:24:19" (1/3) ... [2021-10-11 00:24:20,346 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7bc7b7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:24:20, skipping insertion in model container [2021-10-11 00:24:20,346 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:24:20,347 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:24:19" (2/3) ... [2021-10-11 00:24:20,347 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7bc7b7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:24:20, skipping insertion in model container [2021-10-11 00:24:20,347 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:24:20,347 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:24:20" (3/3) ... [2021-10-11 00:24:20,349 INFO L389 chiAutomizerObserver]: Analyzing ICFG newton_1_6.i [2021-10-11 00:24:20,393 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-11 00:24:20,393 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-11 00:24:20,393 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-11 00:24:20,393 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:24:20,394 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:24:20,394 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-11 00:24:20,394 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:24:20,394 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-11 00:24:20,407 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2021-10-11 00:24:20,425 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:24:20,425 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-11 00:24:20,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 11.10 12:24:20 BoogieIcfgContainer [2021-10-11 00:24:20,429 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-11 00:24:20,430 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:24:20,430 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:24:20,431 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:24:20,431 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:24:20" (3/4) ... [2021-10-11 00:24:20,434 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 00:24:20,434 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:24:20,436 INFO L168 Benchmark]: Toolchain (without parser) took 712.36 ms. Allocated memory is still 94.4 MB. Free memory was 72.3 MB in the beginning and 42.7 MB in the end (delta: 29.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:20,437 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 94.4 MB. Free memory is still 69.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:24:20,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.79 ms. Allocated memory is still 94.4 MB. Free memory was 72.0 MB in the beginning and 62.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:20,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.01 ms. Allocated memory is still 94.4 MB. Free memory was 62.1 MB in the beginning and 60.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:20,440 INFO L168 Benchmark]: Boogie Preprocessor took 19.81 ms. Allocated memory is still 94.4 MB. Free memory was 60.7 MB in the beginning and 59.7 MB in the end (delta: 942.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:24:20,457 INFO L168 Benchmark]: RCFGBuilder took 315.65 ms. Allocated memory is still 94.4 MB. Free memory was 59.4 MB in the beginning and 48.4 MB in the end (delta: 11.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:20,458 INFO L168 Benchmark]: BuchiAutomizer took 89.14 ms. Allocated memory is still 94.4 MB. Free memory was 48.4 MB in the beginning and 43.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:24:20,459 INFO L168 Benchmark]: Witness Printer took 4.01 ms. Allocated memory is still 94.4 MB. Free memory was 43.0 MB in the beginning and 42.7 MB in the end (delta: 308.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:24:20,464 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 94.4 MB. Free memory is still 69.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 243.79 ms. Allocated memory is still 94.4 MB. Free memory was 72.0 MB in the beginning and 62.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 34.01 ms. Allocated memory is still 94.4 MB. Free memory was 62.1 MB in the beginning and 60.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 19.81 ms. Allocated memory is still 94.4 MB. Free memory was 60.7 MB in the beginning and 59.7 MB in the end (delta: 942.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 315.65 ms. Allocated memory is still 94.4 MB. Free memory was 59.4 MB in the beginning and 48.4 MB in the end (delta: 11.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 89.14 ms. Allocated memory is still 94.4 MB. Free memory was 48.4 MB in the beginning and 43.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Witness Printer took 4.01 ms. Allocated memory is still 94.4 MB. Free memory was 43.0 MB in the beginning and 42.7 MB in the end (delta: 308.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.0s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...