./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/b.03_assume.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/b.03_assume.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD --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 64bit --witnessprinter.graph.data.programhash 30d70cf2197e08977a52494fd2970e41435b4a438b2b1792b181b4b6cf10a827 ................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:16:05,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:16:05,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:16:05,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:16:05,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:16:05,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:16:05,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:16:05,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:16:05,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:16:05,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:16:05,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:16:05,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:16:05,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:16:05,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:16:05,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:16:05,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:16:05,927 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:16:05,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:16:05,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:16:05,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:16:05,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:16:05,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:16:05,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:16:05,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:16:05,960 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:16:05,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:16:05,961 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:16:05,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:16:05,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:16:05,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:16:05,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:16:05,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:16:05,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:16:05,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:16:05,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:16:05,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:16:05,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:16:05,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:16:05,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:16:05,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:16:05,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:16:05,977 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 23:16:06,027 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:16:06,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:16:06,028 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:16:06,028 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:16:06,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:16:06,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:16:06,030 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:16:06,030 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:16:06,030 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:16:06,031 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:16:06,032 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:16:06,032 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:16:06,032 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:16:06,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:16:06,033 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:16:06,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:16:06,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:16:06,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:16:06,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:16:06,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:16:06,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:16:06,034 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:16:06,034 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:16:06,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:16:06,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:16:06,035 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:16:06,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:16:06,037 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:16:06,037 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:16:06,039 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:16:06,039 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_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30d70cf2197e08977a52494fd2970e41435b4a438b2b1792b181b4b6cf10a827 [2021-10-28 23:16:06,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:16:06,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:16:06,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:16:06,344 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:16:06,345 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:16:06,346 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/termination-restricted-15/b.03_assume.c [2021-10-28 23:16:06,472 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/data/6b7ff4db2/25f8d7ebf326464e9f27bee86ad7d125/FLAG0e57adc17 [2021-10-28 23:16:06,933 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:16:06,934 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/sv-benchmarks/c/termination-restricted-15/b.03_assume.c [2021-10-28 23:16:06,949 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/data/6b7ff4db2/25f8d7ebf326464e9f27bee86ad7d125/FLAG0e57adc17 [2021-10-28 23:16:07,336 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/data/6b7ff4db2/25f8d7ebf326464e9f27bee86ad7d125 [2021-10-28 23:16:07,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:16:07,340 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:16:07,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:16:07,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:16:07,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:16:07,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:16:07" (1/1) ... [2021-10-28 23:16:07,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d1e4e36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:07, skipping insertion in model container [2021-10-28 23:16:07,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:16:07" (1/1) ... [2021-10-28 23:16:07,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:16:07,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:16:07,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:16:07,579 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:16:07,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:16:07,614 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:16:07,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:07 WrapperNode [2021-10-28 23:16:07,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:16:07,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:16:07,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:16:07,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:16:07,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:07" (1/1) ... [2021-10-28 23:16:07,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:07" (1/1) ... [2021-10-28 23:16:07,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:16:07,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:16:07,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:16:07,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:16:07,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:07" (1/1) ... [2021-10-28 23:16:07,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:07" (1/1) ... [2021-10-28 23:16:07,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:07" (1/1) ... [2021-10-28 23:16:07,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:07" (1/1) ... [2021-10-28 23:16:07,665 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:07" (1/1) ... [2021-10-28 23:16:07,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:07" (1/1) ... [2021-10-28 23:16:07,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:07" (1/1) ... [2021-10-28 23:16:07,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:16:07,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:16:07,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:16:07,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:16:07,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:07" (1/1) ... [2021-10-28 23:16:07,683 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:07,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:07,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:07,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:16:07,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:16:07,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:16:07,944 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:16:07,945 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-28 23:16:07,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:16:07 BoogieIcfgContainer [2021-10-28 23:16:07,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:16:07,950 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:16:07,950 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:16:07,954 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:16:07,956 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:16:07,956 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:16:07" (1/3) ... [2021-10-28 23:16:07,958 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@219636be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:16:07, skipping insertion in model container [2021-10-28 23:16:07,958 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:16:07,958 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:07" (2/3) ... [2021-10-28 23:16:07,959 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@219636be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:16:07, skipping insertion in model container [2021-10-28 23:16:07,959 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:16:07,959 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:16:07" (3/3) ... [2021-10-28 23:16:07,961 INFO L389 chiAutomizerObserver]: Analyzing ICFG b.03_assume.c [2021-10-28 23:16:08,016 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:16:08,016 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:16:08,016 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:16:08,017 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:16:08,017 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:16:08,017 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:16:08,017 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:16:08,017 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:16:08,032 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:08,049 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-28 23:16:08,050 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:16:08,050 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:16:08,056 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-28 23:16:08,056 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-28 23:16:08,056 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:16:08,056 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:08,057 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-28 23:16:08,058 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:16:08,058 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:16:08,058 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-28 23:16:08,058 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-28 23:16:08,065 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 5#L9-2true [2021-10-28 23:16:08,066 INFO L793 eck$LassoCheckResult]: Loop: 5#L9-2true assume !!((main_~x~0 > 0 && main_~x~0 > main_~y~0) && main_~y~0 <= 2147483647 - main_~x~0);main_~y~0 := main_~y~0 + main_~x~0; 5#L9-2true [2021-10-28 23:16:08,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:08,072 INFO L85 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2021-10-28 23:16:08,082 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:08,083 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868348146] [2021-10-28 23:16:08,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:08,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:08,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:08,163 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:16:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:08,183 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:16:08,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:08,186 INFO L85 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2021-10-28 23:16:08,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:08,187 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525099796] [2021-10-28 23:16:08,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:08,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:08,200 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:16:08,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:08,207 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:16:08,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:08,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2021-10-28 23:16:08,209 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:08,210 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574728824] [2021-10-28 23:16:08,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:08,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:08,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:08,219 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:16:08,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:16:08,229 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:16:08,376 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:16:08,377 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:16:08,377 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:16:08,377 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:16:08,378 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 23:16:08,378 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:08,378 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:16:08,378 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:16:08,378 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.03_assume.c_Iteration1_Loop [2021-10-28 23:16:08,379 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:16:08,379 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:16:08,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:16:08,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:16:08,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:16:08,497 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:16:08,498 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 23:16:08,500 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:08,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:08,503 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:08,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 23:16:08,507 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:16:08,510 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:16:08,534 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:16:08,534 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 23:16:08,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-10-28 23:16:08,572 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:08,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:08,578 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:08,590 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:16:08,590 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:16:08,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 23:16:08,618 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:16:08,618 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 23:16:08,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:08,658 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:08,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:08,662 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:08,668 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:16:08,668 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:16:08,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 23:16:08,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:08,714 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:08,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:08,715 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:08,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 23:16:08,721 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:16:08,721 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:16:08,767 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 23:16:08,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:08,775 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:16:08,775 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:16:08,776 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:16:08,776 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:16:08,776 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:16:08,776 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:08,776 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:16:08,776 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:16:08,776 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.03_assume.c_Iteration1_Loop [2021-10-28 23:16:08,776 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:16:08,776 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:16:08,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:16:08,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:16:08,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:16:08,892 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:16:08,897 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:16:08,898 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:08,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:08,914 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:08,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 23:16:08,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:16:08,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:16:08,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:08,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:08,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:16:08,964 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:16:08,964 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:16:08,980 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:09,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:09,017 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:09,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:09,019 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:09,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:16:09,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:16:09,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:09,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:09,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:16:09,038 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:16:09,038 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:16:09,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 23:16:09,076 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:16:09,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:09,109 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:09,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:09,115 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:09,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:16:09,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 23:16:09,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:16:09,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:16:09,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:16:09,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:16:09,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:16:09,130 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:16:09,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:16:09,158 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:16:09,166 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-28 23:16:09,166 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-10-28 23:16:09,168 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:16:09,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:09,169 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:09,174 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:16:09,175 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 23:16:09,175 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:16:09,175 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0) = -1*ULTIMATE.start_main_~y~0 + 1*ULTIMATE.start_main_~x~0 Supporting invariants [] [2021-10-28 23:16:09,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 23:16:09,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:09,224 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 23:16:09,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:09,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:16:09,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:16:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:09,298 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:16:09,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:16:09,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:16:09,314 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-10-28 23:16:09,316 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 1.0) internal successors, (2), 1 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:09,351 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 2 states, 2 states have (on average 1.0) internal successors, (2), 1 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 15 states and 18 transitions. Complement of second has 5 states. [2021-10-28 23:16:09,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 23:16:09,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 1.0) internal successors, (2), 1 states have internal predecessors, (2), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:09,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2021-10-28 23:16:09,355 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 1 letters. Loop has 1 letters. [2021-10-28 23:16:09,356 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:16:09,356 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 2 letters. Loop has 1 letters. [2021-10-28 23:16:09,356 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:16:09,356 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 1 letters. Loop has 2 letters. [2021-10-28 23:16:09,356 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:16:09,357 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 18 transitions. [2021-10-28 23:16:09,360 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:16:09,362 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 0 states and 0 transitions. [2021-10-28 23:16:09,363 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 23:16:09,363 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 23:16:09,364 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 23:16:09,364 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:16:09,364 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:16:09,364 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:16:09,364 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:16:09,365 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 23:16:09,365 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:16:09,365 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:16:09,365 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 23:16:09,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:16:09 BoogieIcfgContainer [2021-10-28 23:16:09,371 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 23:16:09,372 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:16:09,372 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:16:09,372 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:16:09,372 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:16:07" (3/4) ... [2021-10-28 23:16:09,376 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:16:09,376 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:16:09,377 INFO L168 Benchmark]: Toolchain (without parser) took 2036.52 ms. Allocated memory is still 115.3 MB. Free memory was 83.1 MB in the beginning and 43.2 MB in the end (delta: 39.9 MB). Peak memory consumption was 39.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:09,378 INFO L168 Benchmark]: CDTParser took 21.85 ms. Allocated memory is still 79.7 MB. Free memory was 34.7 MB in the beginning and 52.0 MB in the end (delta: -17.2 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:09,379 INFO L168 Benchmark]: CACSL2BoogieTranslator took 273.06 ms. Allocated memory is still 115.3 MB. Free memory was 83.0 MB in the beginning and 93.6 MB in the end (delta: -10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:09,380 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.98 ms. Allocated memory is still 115.3 MB. Free memory was 93.6 MB in the beginning and 92.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:16:09,381 INFO L168 Benchmark]: Boogie Preprocessor took 18.19 ms. Allocated memory is still 115.3 MB. Free memory was 92.4 MB in the beginning and 91.5 MB in the end (delta: 893.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:09,381 INFO L168 Benchmark]: RCFGBuilder took 277.06 ms. Allocated memory is still 115.3 MB. Free memory was 91.5 MB in the beginning and 83.9 MB in the end (delta: 7.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:09,382 INFO L168 Benchmark]: BuchiAutomizer took 1421.02 ms. Allocated memory is still 115.3 MB. Free memory was 83.9 MB in the beginning and 43.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:09,382 INFO L168 Benchmark]: Witness Printer took 4.30 ms. Allocated memory is still 115.3 MB. Free memory is still 43.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:16:09,386 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 21.85 ms. Allocated memory is still 79.7 MB. Free memory was 34.7 MB in the beginning and 52.0 MB in the end (delta: -17.2 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 273.06 ms. Allocated memory is still 115.3 MB. Free memory was 83.0 MB in the beginning and 93.6 MB in the end (delta: -10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 34.98 ms. Allocated memory is still 115.3 MB. Free memory was 93.6 MB in the beginning and 92.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 18.19 ms. Allocated memory is still 115.3 MB. Free memory was 92.4 MB in the beginning and 91.5 MB in the end (delta: 893.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 277.06 ms. Allocated memory is still 115.3 MB. Free memory was 91.5 MB in the beginning and 83.9 MB in the end (delta: 7.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 1421.02 ms. Allocated memory is still 115.3 MB. Free memory was 83.9 MB in the beginning and 43.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * Witness Printer took 4.30 ms. Allocated memory is still 115.3 MB. Free memory is still 43.2 MB. 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 Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function x + -1 * y and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 4 SDtfs, 4 SDslu, 3 SDs, 0 SdLazy, 3 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax166 hnf100 lsp60 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq133 hnf95 smp100 dnf100 smp100 tf108 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 82ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 23:16:09,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:09,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27d73aea-c3f8-40b9-a053-5149f5fabbe6/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...