./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/sqrt2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/sqrt2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF --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 f29864c02f98221b6fcd1d486dfbdcb30bbbd96cdca4ed616b67652e37cda5f3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:44:27,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:44:27,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:44:27,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:44:27,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:44:27,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:44:27,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:44:27,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:44:27,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:44:27,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:44:27,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:44:27,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:44:27,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:44:27,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:44:27,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:44:27,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:44:27,883 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:44:27,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:44:27,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:44:27,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:44:27,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:44:27,902 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:44:27,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:44:27,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:44:27,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:44:27,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:44:27,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:44:27,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:44:27,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:44:27,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:44:27,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:44:27,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:44:27,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:44:27,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:44:27,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:44:27,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:44:27,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:44:27,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:44:27,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:44:27,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:44:27,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:44:27,933 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-20 06:44:27,980 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:44:27,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:44:27,983 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:44:27,983 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:44:27,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:44:27,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:44:27,985 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:44:27,985 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 06:44:27,986 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 06:44:27,986 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 06:44:27,987 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 06:44:27,987 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 06:44:27,988 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 06:44:27,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:44:27,988 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:44:27,988 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:44:27,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:44:27,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:44:27,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:44:27,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 06:44:27,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 06:44:27,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 06:44:27,990 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:44:27,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:44:27,991 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 06:44:27,991 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:44:27,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 06:44:27,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:44:27,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:44:27,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:44:27,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:44:27,994 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:44:27,995 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 06:44:27,996 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_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f29864c02f98221b6fcd1d486dfbdcb30bbbd96cdca4ed616b67652e37cda5f3 [2021-11-20 06:44:28,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:44:28,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:44:28,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:44:28,309 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:44:28,311 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:44:28,312 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/termination-nla/sqrt2-both-nt.c [2021-11-20 06:44:28,398 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/data/b932c18fd/06be4ff7afc1471498557c2379903a84/FLAGbf16a03d1 [2021-11-20 06:44:28,866 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:44:28,866 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/sv-benchmarks/c/termination-nla/sqrt2-both-nt.c [2021-11-20 06:44:28,872 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/data/b932c18fd/06be4ff7afc1471498557c2379903a84/FLAGbf16a03d1 [2021-11-20 06:44:29,256 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/data/b932c18fd/06be4ff7afc1471498557c2379903a84 [2021-11-20 06:44:29,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:44:29,259 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:44:29,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:44:29,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:44:29,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:44:29,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:44:29" (1/1) ... [2021-11-20 06:44:29,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35bf2a64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:29, skipping insertion in model container [2021-11-20 06:44:29,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:44:29" (1/1) ... [2021-11-20 06:44:29,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:44:29,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:44:29,442 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:44:29,446 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:44:29,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:44:29,494 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:44:29,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:29 WrapperNode [2021-11-20 06:44:29,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:44:29,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:44:29,502 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:44:29,502 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:44:29,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:29" (1/1) ... [2021-11-20 06:44:29,515 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:29" (1/1) ... [2021-11-20 06:44:29,537 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2021-11-20 06:44:29,538 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:44:29,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:44:29,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:44:29,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:44:29,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:29" (1/1) ... [2021-11-20 06:44:29,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:29" (1/1) ... [2021-11-20 06:44:29,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:29" (1/1) ... [2021-11-20 06:44:29,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:29" (1/1) ... [2021-11-20 06:44:29,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:29" (1/1) ... [2021-11-20 06:44:29,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:29" (1/1) ... [2021-11-20 06:44:29,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:29" (1/1) ... [2021-11-20 06:44:29,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:44:29,566 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:44:29,566 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:44:29,567 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:44:29,568 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:29" (1/1) ... [2021-11-20 06:44:29,577 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:29,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:29,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:29,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 06:44:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:44:29,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:44:29,712 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:44:29,714 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:44:29,784 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:44:29,789 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:44:29,789 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 06:44:29,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:44:29 BoogieIcfgContainer [2021-11-20 06:44:29,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:44:29,792 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 06:44:29,792 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 06:44:29,796 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 06:44:29,796 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:44:29,797 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 06:44:29" (1/3) ... [2021-11-20 06:44:29,798 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f39eb68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:44:29, skipping insertion in model container [2021-11-20 06:44:29,798 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:44:29,798 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:44:29" (2/3) ... [2021-11-20 06:44:29,799 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f39eb68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:44:29, skipping insertion in model container [2021-11-20 06:44:29,799 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:44:29,799 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:44:29" (3/3) ... [2021-11-20 06:44:29,800 INFO L388 chiAutomizerObserver]: Analyzing ICFG sqrt2-both-nt.c [2021-11-20 06:44:29,850 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 06:44:29,851 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 06:44:29,851 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 06:44:29,851 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 06:44:29,851 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 06:44:29,851 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 06:44:29,851 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 06:44:29,851 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 06:44:29,870 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 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) [2021-11-20 06:44:29,894 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-20 06:44:29,894 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:44:29,894 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:44:29,900 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 06:44:29,900 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-20 06:44:29,900 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 06:44:29,901 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 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) [2021-11-20 06:44:29,902 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-20 06:44:29,902 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:44:29,902 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:44:29,903 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 06:44:29,903 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-20 06:44:29,910 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~s~0#1, main_~t~0#1, main_~i~0#1, main_~j~0#1;havoc main_~s~0#1;havoc main_~t~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~j~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~s~0#1 := 1;main_~t~0#1 := 1; 6#L28-2true [2021-11-20 06:44:29,911 INFO L793 eck$LassoCheckResult]: Loop: 6#L28-2true assume !!(1 + (main_~t~0#1 * main_~t~0#1 - 4 * main_~s~0#1 + 2 * main_~t~0#1) + main_~i~0#1 >= 0);main_~t~0#1 := 2 + main_~t~0#1;main_~s~0#1 := main_~s~0#1 + main_~t~0#1;main_~i~0#1 := main_~i~0#1 + main_~j~0#1;main_~j~0#1 := 1 + main_~j~0#1; 6#L28-2true [2021-11-20 06:44:29,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:44:29,919 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-20 06:44:29,930 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:44:29,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523549094] [2021-11-20 06:44:29,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:44:29,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:44:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:44:30,013 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:44:30,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:44:30,041 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:44:30,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:44:30,044 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2021-11-20 06:44:30,045 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:44:30,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424113895] [2021-11-20 06:44:30,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:44:30,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:44:30,050 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:44:30,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1697376435] [2021-11-20 06:44:30,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:44:30,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:44:30,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:30,053 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:44:30,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 06:44:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:44:30,095 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:44:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:44:30,103 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:44:30,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:44:30,105 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2021-11-20 06:44:30,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:44:30,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953980389] [2021-11-20 06:44:30,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:44:30,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:44:30,111 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:44:30,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [968560182] [2021-11-20 06:44:30,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:44:30,111 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:44:30,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:30,126 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:44:30,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 06:44:30,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:44:30,182 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:44:30,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:44:30,191 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:44:30,368 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:44:30,369 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:44:30,369 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:44:30,369 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:44:30,369 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:44:30,369 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:30,369 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:44:30,369 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:44:30,369 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Loop [2021-11-20 06:44:30,370 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:44:30,378 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:44:30,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:30,510 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:44:30,511 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:44:30,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:30,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:30,547 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:30,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 06:44:30,550 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:44:30,551 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:44:30,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:30,606 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:30,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:30,609 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:30,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 06:44:30,614 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:44:30,614 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:44:30,655 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:44:30,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:30,677 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:44:30,677 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:44:30,677 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:44:30,677 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:44:30,677 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:44:30,678 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:30,678 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:44:30,678 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:44:30,678 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Loop [2021-11-20 06:44:30,678 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:44:30,679 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:44:30,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:30,771 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:44:30,775 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:44:30,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:30,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:30,783 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:30,786 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 [2021-11-20 06:44:30,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:30,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:30,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:30,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:30,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:44:30,805 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:44:30,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:30,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 06:44:30,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:30,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:30,858 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:44:30,859 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:30,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:30,862 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:30,870 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 [2021-11-20 06:44:30,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:30,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:30,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:30,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:30,882 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:30,886 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:30,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:30,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 06:44:30,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:30,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:30,942 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:44:30,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:30,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:30,946 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:30,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 06:44:30,951 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 [2021-11-20 06:44:30,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:30,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:30,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:30,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:30,961 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:30,967 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:30,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:30,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:31,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:31,019 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:44:31,020 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:31,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:31,021 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:31,031 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 [2021-11-20 06:44:31,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:31,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:31,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:31,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:31,042 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:31,056 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:31,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:31,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-20 06:44:31,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:31,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:31,104 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:44:31,105 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:31,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:31,106 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:31,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-20 06:44:31,113 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 [2021-11-20 06:44:31,123 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:31,123 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:31,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:31,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:31,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:31,124 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:31,134 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:31,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:31,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:31,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:31,183 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:44:31,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:31,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:31,184 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:31,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-20 06:44:31,189 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 [2021-11-20 06:44:31,198 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:31,198 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:44:31,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:31,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:31,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:31,199 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:31,207 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:31,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:31,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:31,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:31,262 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:44:31,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:31,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:31,263 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:31,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-20 06:44:31,266 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 [2021-11-20 06:44:31,276 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:31,276 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:31,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:31,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:31,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:31,277 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:31,292 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:31,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:31,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:31,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:31,397 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:44:31,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:31,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:31,399 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:31,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-20 06:44:31,403 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 [2021-11-20 06:44:31,411 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:31,411 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:31,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:31,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:31,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:31,412 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:31,420 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:31,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:31,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:31,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:31,483 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:44:31,483 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:31,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:31,484 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:31,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-20 06:44:31,514 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 [2021-11-20 06:44:31,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:31,527 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:31,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:31,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:31,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:31,527 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:44:31,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:44:31,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:31,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:31,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:31,611 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:44:31,612 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:44:31,612 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:44:31,612 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:44:31,612 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:44:31,612 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:31,612 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:44:31,612 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:44:31,613 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Lasso [2021-11-20 06:44:31,613 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:44:31,613 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:44:31,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:31,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:31,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:31,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:31,704 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:44:31,704 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:44:31,705 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:31,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:31,706 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:31,714 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:44:31,715 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:44:31,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-20 06:44:31,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:31,779 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:31,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:31,780 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:31,784 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:44:31,784 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:44:31,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-20 06:44:31,814 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:44:31,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:31,851 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:44:31,851 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:44:31,851 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:44:31,851 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:44:31,851 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:44:31,851 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:31,851 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:44:31,851 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:44:31,851 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Lasso [2021-11-20 06:44:31,851 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:44:31,852 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:44:31,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:31,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:31,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:31,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:31,939 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:44:31,939 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:44:31,939 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:31,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:31,942 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:31,950 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 [2021-11-20 06:44:31,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:31,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:31,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:31,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:31,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:44:31,960 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:44:31,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:31,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-20 06:44:31,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:31,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:31,998 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:31,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:31,999 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:32,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-20 06:44:32,000 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 [2021-11-20 06:44:32,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:32,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:32,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:32,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:32,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:44:32,008 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:44:32,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:32,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:32,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:32,031 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:32,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:32,032 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:32,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-20 06:44:32,033 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 [2021-11-20 06:44:32,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:32,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:32,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:32,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:44:32,047 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:44:32,048 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:44:32,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:32,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:32,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:32,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:32,110 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:32,126 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 [2021-11-20 06:44:32,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:32,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:32,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:32,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:32,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:44:32,136 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:44:32,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:32,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-20 06:44:32,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:32,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:32,186 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:44:32,186 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:32,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:32,187 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:32,194 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 [2021-11-20 06:44:32,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:32,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:32,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:32,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:32,204 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:32,205 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:32,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:32,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-20 06:44:32,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:32,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:32,257 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:32,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:32,260 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:32,269 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 [2021-11-20 06:44:32,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:32,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:32,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:32,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:32,279 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:32,279 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:32,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:32,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-20 06:44:32,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:32,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:32,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:32,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:32,330 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:32,332 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 [2021-11-20 06:44:32,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:32,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:32,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:32,343 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:32,350 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:44:32,351 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:44:32,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-20 06:44:32,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:32,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:32,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:32,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:32,411 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:32,413 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 [2021-11-20 06:44:32,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:32,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:32,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:32,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:32,422 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:32,423 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:32,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:32,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-20 06:44:32,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:32,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:32,474 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:44:32,474 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:32,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:32,475 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:32,478 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 [2021-11-20 06:44:32,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:32,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:32,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:32,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:32,487 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:32,488 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:32,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:32,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-20 06:44:32,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:32,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:32,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:32,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:32,544 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:32,545 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 [2021-11-20 06:44:32,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:32,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:32,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:32,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:32,556 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:32,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-20 06:44:32,557 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:32,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:32,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:32,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:32,609 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:32,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:32,610 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:32,612 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 [2021-11-20 06:44:32,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:32,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:32,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:32,622 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:32,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-20 06:44:32,632 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:44:32,633 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:44:32,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:32,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:32,711 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:32,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:32,712 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:32,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-20 06:44:32,719 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 [2021-11-20 06:44:32,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:32,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:32,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:32,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:32,729 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:32,730 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:32,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:32,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:32,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:32,782 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:44:32,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:32,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:32,783 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:32,787 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 [2021-11-20 06:44:32,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-20 06:44:32,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:32,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:32,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:32,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:32,797 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:32,798 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:32,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:32,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:32,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:32,845 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:32,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:32,846 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:32,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-20 06:44:32,847 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 [2021-11-20 06:44:32,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:32,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:32,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:32,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:32,857 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:32,858 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:32,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:32,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:32,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-11-20 06:44:32,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:32,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:32,893 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:32,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-20 06:44:32,896 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 [2021-11-20 06:44:32,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:32,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:32,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:32,906 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:32,929 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:44:32,930 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:44:32,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:33,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:33,002 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:33,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:33,008 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:33,014 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 [2021-11-20 06:44:33,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:33,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:33,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:33,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:33,024 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:33,025 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:33,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:33,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-20 06:44:33,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:33,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:33,078 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:44:33,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:33,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:33,082 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:33,084 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 [2021-11-20 06:44:33,093 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:33,093 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:33,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:33,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:33,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:33,094 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:33,095 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:33,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:33,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-20 06:44:33,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:33,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:33,154 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:33,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:33,155 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:33,157 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 [2021-11-20 06:44:33,166 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:33,166 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:33,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:33,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:33,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:33,166 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:33,167 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:33,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:33,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-20 06:44:33,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:33,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:33,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:33,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:33,212 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:33,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-20 06:44:33,213 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 [2021-11-20 06:44:33,222 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:33,222 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:33,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:33,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:33,222 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:33,232 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:44:33,232 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:44:33,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:33,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:33,282 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:33,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:33,294 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:33,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-20 06:44:33,295 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 [2021-11-20 06:44:33,306 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:33,306 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:33,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:33,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:33,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:33,306 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:33,307 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:33,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:33,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:33,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:33,347 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:44:33,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:33,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:33,348 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:33,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-20 06:44:33,349 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 [2021-11-20 06:44:33,358 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:33,358 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:44:33,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:33,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:33,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:33,359 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:33,360 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:33,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:33,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:33,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-11-20 06:44:33,392 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:33,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:33,393 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:33,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-20 06:44:33,394 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 [2021-11-20 06:44:33,401 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:33,401 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:44:33,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:33,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:33,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:33,402 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:33,403 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:33,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:33,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:33,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-11-20 06:44:33,424 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:33,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:33,424 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:33,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-20 06:44:33,427 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 [2021-11-20 06:44:33,435 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:33,435 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:44:33,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:33,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:33,435 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:33,445 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:44:33,446 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:44:33,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:33,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:33,568 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:33,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:33,568 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:33,571 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 [2021-11-20 06:44:33,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-20 06:44:33,578 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:33,578 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:44:33,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:33,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:33,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:33,579 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:33,580 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:33,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:33,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:33,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:33,634 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:44:33,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:33,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:33,635 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:33,638 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 [2021-11-20 06:44:33,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:33,648 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:33,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:33,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:33,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:33,649 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:33,650 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:33,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:33,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-20 06:44:33,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:33,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:33,699 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:33,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:33,702 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:33,704 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 [2021-11-20 06:44:33,714 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:33,714 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:33,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:33,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:33,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:33,714 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:33,716 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:33,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:33,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-20 06:44:33,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:33,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-20 06:44:33,738 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:33,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:33,739 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:33,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-20 06:44:33,740 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 [2021-11-20 06:44:33,750 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:33,750 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:33,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:33,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:33,750 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:33,767 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:44:33,767 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:44:33,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:33,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-11-20 06:44:33,930 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:33,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:33,931 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:33,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-20 06:44:33,941 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 [2021-11-20 06:44:33,949 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:33,950 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:33,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:33,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:33,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:33,950 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:33,952 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:33,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:33,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:33,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:33,985 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:44:33,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:33,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:33,986 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:33,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-20 06:44:33,987 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 [2021-11-20 06:44:33,995 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:33,995 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:33,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:33,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:33,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:33,995 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:33,996 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:33,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:34,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:34,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:34,023 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:34,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,026 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:34,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-20 06:44:34,031 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 [2021-11-20 06:44:34,038 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:34,038 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:34,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:34,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:34,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:34,039 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:34,040 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:34,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:34,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:34,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:34,060 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:34,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,061 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:34,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-20 06:44:34,065 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 [2021-11-20 06:44:34,073 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:34,073 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:34,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:34,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:34,073 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:34,082 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:44:34,082 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:44:34,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:34,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:34,122 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:34,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,123 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:34,125 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 [2021-11-20 06:44:34,134 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:34,134 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:34,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:34,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:34,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:34,134 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:34,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-20 06:44:34,135 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:34,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:34,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:34,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:34,156 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:44:34,156 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:34,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,157 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:34,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-20 06:44:34,158 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 [2021-11-20 06:44:34,166 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:34,166 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:34,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:34,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:34,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:34,166 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:44:34,168 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:44:34,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:34,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:34,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-20 06:44:34,190 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:34,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,190 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:34,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-20 06:44:34,192 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 [2021-11-20 06:44:34,202 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:34,203 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:34,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:34,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:34,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:34,203 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:44:34,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:44:34,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:34,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:34,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:34,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:34,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,264 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:34,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-20 06:44:34,266 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 [2021-11-20 06:44:34,273 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:34,274 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:34,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:34,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:34,274 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:44:34,302 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:44:34,302 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:44:34,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:34,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-11-20 06:44:34,364 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:34,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,365 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:34,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-20 06:44:34,366 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 [2021-11-20 06:44:34,374 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:34,374 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:34,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:34,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:34,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:34,374 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:44:34,375 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:44:34,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:34,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:34,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-11-20 06:44:34,396 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-20 06:44:34,397 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~s~0#1, main_~t~0#1, main_~i~0#1, main_~j~0#1;havoc main_~s~0#1;havoc main_~t~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~j~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~s~0#1 := 1;main_~t~0#1 := 1; 6#L28-2true assume !!(1 + (main_~t~0#1 * main_~t~0#1 - 4 * main_~s~0#1 + 2 * main_~t~0#1) + main_~i~0#1 >= 0);main_~t~0#1 := 2 + main_~t~0#1;main_~s~0#1 := main_~s~0#1 + main_~t~0#1;main_~i~0#1 := main_~i~0#1 + main_~j~0#1;main_~j~0#1 := 1 + main_~j~0#1; 6#L28-2true [2021-11-20 06:44:34,397 INFO L793 eck$LassoCheckResult]: Loop: 6#L28-2true assume !!(1 + (main_~t~0#1 * main_~t~0#1 - 4 * main_~s~0#1 + 2 * main_~t~0#1) + main_~i~0#1 >= 0);main_~t~0#1 := 2 + main_~t~0#1;main_~s~0#1 := main_~s~0#1 + main_~t~0#1;main_~i~0#1 := main_~i~0#1 + main_~j~0#1;main_~j~0#1 := 1 + main_~j~0#1; 6#L28-2true [2021-11-20 06:44:34,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:44:34,397 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2021-11-20 06:44:34,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:44:34,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139268166] [2021-11-20 06:44:34,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:44:34,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:44:34,400 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:44:34,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [110874477] [2021-11-20 06:44:34,400 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 06:44:34,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:44:34,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,414 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:44:34,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2021-11-20 06:44:34,449 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 06:44:34,449 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:44:34,449 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:44:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:44:34,456 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:44:34,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:44:34,457 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2021-11-20 06:44:34,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:44:34,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833903497] [2021-11-20 06:44:34,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:44:34,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:44:34,459 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:44:34,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1079659219] [2021-11-20 06:44:34,460 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 06:44:34,460 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:44:34,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,462 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:44:34,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2021-11-20 06:44:34,484 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 06:44:34,484 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:44:34,484 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:44:34,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:44:34,490 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:44:34,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:44:34,490 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2021-11-20 06:44:34,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:44:34,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116638740] [2021-11-20 06:44:34,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:44:34,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:44:34,493 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:44:34,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1470744429] [2021-11-20 06:44:34,494 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 06:44:34,494 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:44:34,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,502 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:44:34,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2021-11-20 06:44:34,528 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-20 06:44:34,528 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:44:34,528 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:44:34,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:44:34,536 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:44:34,577 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:44:34,578 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:44:34,578 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:44:34,578 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:44:34,578 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:44:34,578 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:34,578 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:44:34,578 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:44:34,578 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Loop [2021-11-20 06:44:34,578 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:44:34,579 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:44:34,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:34,634 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:44:34,635 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:44:34,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:34,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,637 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:34,638 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:44:34,638 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:44:34,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-20 06:44:34,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:34,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:34,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,692 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:34,695 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:44:34,695 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:44:34,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-20 06:44:34,722 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:44:34,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:34,743 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:44:34,744 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:44:34,744 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:44:34,744 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:44:34,744 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:44:34,744 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:34,744 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:44:34,744 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:44:34,744 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Loop [2021-11-20 06:44:34,744 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:44:34,744 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:44:34,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:34,818 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:44:34,818 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:44:34,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:34,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,823 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:34,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-20 06:44:34,828 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 [2021-11-20 06:44:34,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:34,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:34,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:34,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:34,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:44:34,842 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:44:34,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:34,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:34,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:34,902 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:44:34,902 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:34,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,903 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:34,905 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 [2021-11-20 06:44:34,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:34,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:34,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:34,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:34,915 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:34,918 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:34,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:34,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-20 06:44:34,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:34,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:34,962 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:44:34,962 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:34,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,963 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:34,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-20 06:44:34,965 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 [2021-11-20 06:44:34,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:34,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:34,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:34,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:34,973 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:34,974 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:34,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:34,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:34,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:34,997 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:44:34,997 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:34,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:34,998 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:35,006 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 [2021-11-20 06:44:35,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:35,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:35,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:35,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:35,017 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:35,020 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:35,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:35,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-20 06:44:35,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:35,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:35,071 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:44:35,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:35,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:35,072 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:35,074 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 [2021-11-20 06:44:35,083 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:35,083 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:35,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:35,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:35,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:35,084 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:35,086 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:35,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:35,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-20 06:44:35,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:35,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:35,118 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:44:35,118 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:35,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:35,119 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:35,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-20 06:44:35,121 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 [2021-11-20 06:44:35,129 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:35,129 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:44:35,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:35,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:35,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:35,129 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:35,133 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:35,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:35,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:35,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-20 06:44:35,198 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:44:35,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:35,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:35,200 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:35,206 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 [2021-11-20 06:44:35,216 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:35,217 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:35,217 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:35,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:35,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:35,217 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:35,223 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:35,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:35,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-20 06:44:35,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:35,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-11-20 06:44:35,304 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:44:35,304 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:35,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:35,306 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:35,311 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 [2021-11-20 06:44:35,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-20 06:44:35,319 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:35,319 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:35,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:35,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:35,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:35,319 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:35,322 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:35,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:35,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:35,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:35,368 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:44:35,368 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:35,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:35,370 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:35,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-20 06:44:35,371 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 [2021-11-20 06:44:35,378 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:35,379 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:35,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:35,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:35,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:35,379 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:44:35,384 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:44:35,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:35,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:35,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:35,527 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:44:35,527 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:44:35,527 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:44:35,527 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:44:35,527 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:44:35,527 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:35,527 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:44:35,527 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:44:35,527 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Lasso [2021-11-20 06:44:35,527 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:44:35,527 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:44:35,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:35,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:35,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:35,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:35,615 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:44:35,616 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:44:35,616 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:35,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:35,618 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:35,624 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:44:35,624 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:44:35,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-20 06:44:35,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:35,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:35,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:35,687 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:35,691 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:44:35,691 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:44:35,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-20 06:44:35,708 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:44:35,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-11-20 06:44:35,726 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:44:35,726 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:44:35,726 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:44:35,726 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:44:35,726 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:44:35,726 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:35,726 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:44:35,727 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:44:35,727 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt2-both-nt.c_Iteration1_Lasso [2021-11-20 06:44:35,727 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:44:35,727 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:44:35,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:35,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:35,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:35,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:44:35,823 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:44:35,823 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:44:35,823 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:35,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:35,824 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:35,830 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 [2021-11-20 06:44:35,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:35,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:35,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:35,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:35,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:44:35,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:44:35,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:35,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-20 06:44:35,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:35,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:35,886 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:35,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:35,887 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:35,889 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 [2021-11-20 06:44:35,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:35,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:35,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:35,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:35,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:44:35,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:44:35,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:35,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-20 06:44:35,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:35,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:35,945 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:35,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:35,946 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:35,947 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 [2021-11-20 06:44:35,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:35,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:35,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:35,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:35,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:44:35,957 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:44:35,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:35,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-20 06:44:35,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:36,005 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,006 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,008 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 [2021-11-20 06:44:36,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-20 06:44:36,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:36,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:44:36,020 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:44:36,020 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:44:36,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:36,080 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:44:36,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,081 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,087 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 [2021-11-20 06:44:36,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:36,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:36,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,097 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:36,097 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:36,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:36,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-20 06:44:36,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:36,142 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,143 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,145 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 [2021-11-20 06:44:36,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:36,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:36,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,155 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:36,155 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:36,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:36,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-20 06:44:36,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:36,202 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,203 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,205 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 [2021-11-20 06:44:36,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-20 06:44:36,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:36,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:36,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,214 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:36,215 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:36,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:36,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:36,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,264 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,266 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 [2021-11-20 06:44:36,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:36,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,276 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:36,282 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:44:36,282 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:44:36,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-20 06:44:36,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:36,334 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:44:36,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,336 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,338 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 [2021-11-20 06:44:36,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:36,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:36,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,350 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:36,351 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:36,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:36,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-20 06:44:36,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:36,393 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,394 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,397 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 [2021-11-20 06:44:36,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:36,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:36,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,407 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:36,407 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:36,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:36,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-20 06:44:36,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:36,450 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,451 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,455 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 [2021-11-20 06:44:36,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:36,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:36,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,465 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:36,465 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:36,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:36,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-20 06:44:36,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:36,506 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,510 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,513 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 [2021-11-20 06:44:36,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:36,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,523 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:36,531 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:44:36,531 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:44:36,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-20 06:44:36,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:36,586 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:44:36,586 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,587 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,589 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 [2021-11-20 06:44:36,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:36,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:36,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,598 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:36,599 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:36,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:36,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-20 06:44:36,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:36,641 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,642 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,644 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 [2021-11-20 06:44:36,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:36,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:36,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,654 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:36,654 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:36,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:36,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-20 06:44:36,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:36,697 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,698 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,699 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 [2021-11-20 06:44:36,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:36,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:36,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,709 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:36,710 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:36,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:36,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-20 06:44:36,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:36,754 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,755 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,757 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 [2021-11-20 06:44:36,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:44:36,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,767 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:36,777 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:44:36,777 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:44:36,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-20 06:44:36,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:36,833 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:44:36,834 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,835 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,851 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 [2021-11-20 06:44:36,861 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:36,861 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:36,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:36,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,861 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:36,862 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:36,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:36,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-20 06:44:36,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:36,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,911 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,915 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 [2021-11-20 06:44:36,924 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:36,924 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:36,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:36,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,924 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:36,925 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:36,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:36,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-20 06:44:36,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:36,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-11-20 06:44:36,968 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:36,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:36,969 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:36,971 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 [2021-11-20 06:44:36,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-20 06:44:36,980 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:36,980 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:36,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:36,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:36,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:36,980 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:36,981 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:44:36,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:36,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:37,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-11-20 06:44:37,001 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:37,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:37,002 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:37,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-20 06:44:37,003 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 [2021-11-20 06:44:37,010 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:37,011 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:37,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:37,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:37,011 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:44:37,016 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:44:37,016 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:44:37,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:37,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-11-20 06:44:37,059 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:44:37,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:37,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:37,059 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:37,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-20 06:44:37,060 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 [2021-11-20 06:44:37,068 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:37,068 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:44:37,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:37,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:37,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:37,068 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:37,069 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:37,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:37,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:37,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-11-20 06:44:37,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:37,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:37,090 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:37,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-20 06:44:37,091 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 [2021-11-20 06:44:37,099 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:37,099 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:44:37,099 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:37,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:37,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:37,099 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:37,100 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:37,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:37,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:37,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:37,120 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:37,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:37,121 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:37,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-20 06:44:37,122 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 [2021-11-20 06:44:37,130 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:37,130 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:44:37,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:37,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:37,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:37,130 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:37,131 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:37,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:37,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:37,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-11-20 06:44:37,156 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:37,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:37,157 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:37,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-20 06:44:37,158 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 [2021-11-20 06:44:37,166 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:37,166 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:44:37,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:37,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:37,166 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:37,175 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:44:37,176 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:44:37,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:37,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:37,315 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:44:37,315 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:37,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:37,316 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:37,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-20 06:44:37,322 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 [2021-11-20 06:44:37,332 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:37,332 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:37,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:37,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:37,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:37,332 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:37,333 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:37,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:37,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:37,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:37,386 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:37,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:37,390 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:37,394 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 [2021-11-20 06:44:37,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:37,405 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:37,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:37,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:37,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:37,405 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:37,407 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:37,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:37,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-20 06:44:37,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:37,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:37,455 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:37,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:37,456 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:37,458 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 [2021-11-20 06:44:37,468 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:37,468 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:37,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:37,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:37,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:37,468 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:37,470 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:44:37,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:37,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-20 06:44:37,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:37,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:37,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:37,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:37,523 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:37,525 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 [2021-11-20 06:44:37,535 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:37,535 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:37,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:37,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:37,535 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:44:37,547 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:44:37,547 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:44:37,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-20 06:44:37,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:37,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-11-20 06:44:37,736 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:44:37,736 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:37,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:37,737 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:37,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-20 06:44:37,738 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 [2021-11-20 06:44:37,745 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:37,745 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:37,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:37,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:37,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:37,746 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:37,746 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:37,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:37,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:37,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-11-20 06:44:37,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:37,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:37,774 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:37,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-20 06:44:37,775 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 [2021-11-20 06:44:37,782 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:37,783 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:37,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:37,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:37,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:37,783 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:37,783 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:37,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:37,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:37,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-11-20 06:44:37,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:37,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:37,804 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:37,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-20 06:44:37,805 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 [2021-11-20 06:44:37,814 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:37,814 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:37,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:37,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:37,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:37,815 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:37,815 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:44:37,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:37,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:37,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:37,864 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:37,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:37,873 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:37,875 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 [2021-11-20 06:44:37,884 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:37,884 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:44:37,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:37,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:37,884 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:44:37,892 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:44:37,892 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:44:37,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-20 06:44:37,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:37,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:37,945 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:44:37,945 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:37,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:37,946 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:37,948 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 [2021-11-20 06:44:37,957 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:37,957 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:37,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:37,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:37,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:37,958 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:44:37,959 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:44:37,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:37,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-20 06:44:37,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:37,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:37,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:37,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:37,981 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:37,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-20 06:44:37,990 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 [2021-11-20 06:44:37,999 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:38,000 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:38,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:38,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:38,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:38,000 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:44:38,001 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:44:38,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:38,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:38,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-11-20 06:44:38,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:38,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:38,030 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:38,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-20 06:44:38,031 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 [2021-11-20 06:44:38,039 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:38,039 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:38,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:44:38,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:38,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:38,039 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:44:38,040 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:44:38,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:44:38,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:38,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-11-20 06:44:38,087 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:44:38,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:44:38,088 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:44:38,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-20 06:44:38,089 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 [2021-11-20 06:44:38,097 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:44:38,097 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:44:38,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:44:38,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:44:38,097 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:44:38,118 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:44:38,118 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:44:38,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:44:38,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:38,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 06:44:38 BoogieIcfgContainer [2021-11-20 06:44:38,225 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 06:44:38,225 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:44:38,225 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:44:38,226 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:44:38,226 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:44:29" (3/4) ... [2021-11-20 06:44:38,229 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 06:44:38,229 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:44:38,230 INFO L158 Benchmark]: Toolchain (without parser) took 8969.98ms. Allocated memory was 86.0MB in the beginning and 127.9MB in the end (delta: 41.9MB). Free memory was 50.0MB in the beginning and 52.7MB in the end (delta: -2.7MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2021-11-20 06:44:38,231 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 86.0MB. Free memory was 65.8MB in the beginning and 65.8MB in the end (delta: 46.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:44:38,231 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.64ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 49.8MB in the beginning and 83.0MB in the end (delta: -33.2MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2021-11-20 06:44:38,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.78ms. Allocated memory is still 104.9MB. Free memory was 83.0MB in the beginning and 81.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:44:38,232 INFO L158 Benchmark]: Boogie Preprocessor took 25.80ms. Allocated memory is still 104.9MB. Free memory was 81.6MB in the beginning and 80.7MB in the end (delta: 886.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 06:44:38,232 INFO L158 Benchmark]: RCFGBuilder took 225.23ms. Allocated memory is still 104.9MB. Free memory was 80.7MB in the beginning and 72.8MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-20 06:44:38,233 INFO L158 Benchmark]: BuchiAutomizer took 8432.42ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 72.5MB in the beginning and 53.7MB in the end (delta: 18.9MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. [2021-11-20 06:44:38,233 INFO L158 Benchmark]: Witness Printer took 3.71ms. Allocated memory is still 127.9MB. Free memory was 53.7MB in the beginning and 52.7MB in the end (delta: 915.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 06:44:38,235 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 86.0MB. Free memory was 65.8MB in the beginning and 65.8MB in the end (delta: 46.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 236.64ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 49.8MB in the beginning and 83.0MB in the end (delta: -33.2MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.78ms. Allocated memory is still 104.9MB. Free memory was 83.0MB in the beginning and 81.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.80ms. Allocated memory is still 104.9MB. Free memory was 81.6MB in the beginning and 80.7MB in the end (delta: 886.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 225.23ms. Allocated memory is still 104.9MB. Free memory was 80.7MB in the beginning and 72.8MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 8432.42ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 72.5MB in the beginning and 53.7MB in the end (delta: 18.9MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. * Witness Printer took 3.71ms. Allocated memory is still 127.9MB. Free memory was 53.7MB in the beginning and 52.7MB in the end (delta: 915.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 8.3s. 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: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital48 mio100 ax100 hnf96 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq163 hnf93 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 100ms VariablesStem: 2 VariablesLoop: 8 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~s~0#1, main_~t~0#1, main_~i~0#1, main_~j~0#1;havoc main_~s~0#1;havoc main_~t~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~j~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~s~0#1 := 1;main_~t~0#1 := 1;" "assume !!(1 + (main_~t~0#1 * main_~t~0#1 - 4 * main_~s~0#1 + 2 * main_~t~0#1) + main_~i~0#1 >= 0);main_~t~0#1 := 2 + main_~t~0#1;main_~s~0#1 := main_~s~0#1 + main_~t~0#1;main_~i~0#1 := main_~i~0#1 + main_~j~0#1;main_~j~0#1 := 1 + main_~j~0#1;" Loop: "assume !!(1 + (main_~t~0#1 * main_~t~0#1 - 4 * main_~s~0#1 + 2 * main_~t~0#1) + main_~i~0#1 >= 0);main_~t~0#1 := 2 + main_~t~0#1;main_~s~0#1 := main_~s~0#1 + main_~t~0#1;main_~i~0#1 := main_~i~0#1 + main_~j~0#1;main_~j~0#1 := 1 + main_~j~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-20 06:44:38,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Forceful destruction successful, exit code 0 [2021-11-20 06:44:38,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Ended with exit code 0 [2021-11-20 06:44:38,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Ended with exit code 0 [2021-11-20 06:44:38,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-20 06:44:39,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-20 06:44:39,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf532d5e-e9f5-4be0-bf3a-00959ba05356/bin/uautomizer-DQz5hQGWxF/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN