./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/cohencu3-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_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/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_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/cohencu3-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/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_b225734f-60c4-4f47-bda7-6460fc3a0396/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 3ca7ce9ebd9ab1a6eee9fc9006cb49cb4f31e2e39b3b21c759320bb8210d6441 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:45:41,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:45:41,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:45:41,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:45:41,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:45:41,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:45:41,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:45:41,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:45:41,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:45:41,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:45:41,916 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:45:41,917 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:45:41,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:45:41,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:45:41,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:45:41,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:45:41,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:45:41,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:45:41,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:45:41,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:45:41,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:45:41,934 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:45:41,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:45:41,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:45:41,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:45:41,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:45:41,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:45:41,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:45:41,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:45:41,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:45:41,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:45:41,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:45:41,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:45:41,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:45:41,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:45:41,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:45:41,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:45:41,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:45:41,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:45:41,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:45:41,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:45:41,966 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-20 06:45:42,027 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:45:42,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:45:42,027 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:45:42,028 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:45:42,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:45:42,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:45:42,029 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:45:42,030 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 06:45:42,030 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 06:45:42,037 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 06:45:42,038 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 06:45:42,038 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 06:45:42,039 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 06:45:42,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:45:42,039 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:45:42,039 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:45:42,040 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:45:42,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:45:42,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:45:42,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 06:45:42,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 06:45:42,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 06:45:42,041 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:45:42,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:45:42,042 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 06:45:42,042 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:45:42,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 06:45:42,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:45:42,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:45:42,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:45:42,043 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:45:42,044 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:45:42,046 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 06:45:42,046 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_b225734f-60c4-4f47-bda7-6460fc3a0396/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ca7ce9ebd9ab1a6eee9fc9006cb49cb4f31e2e39b3b21c759320bb8210d6441 [2021-11-20 06:45:42,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:45:42,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:45:42,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:45:42,453 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:45:42,455 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:45:42,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/termination-nla/cohencu3-both-nt.c [2021-11-20 06:45:42,526 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/data/820f2ba8e/d6387b333dc243bf865d142c6d26858e/FLAG5d445f613 [2021-11-20 06:45:42,966 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:45:42,967 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/sv-benchmarks/c/termination-nla/cohencu3-both-nt.c [2021-11-20 06:45:42,973 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/data/820f2ba8e/d6387b333dc243bf865d142c6d26858e/FLAG5d445f613 [2021-11-20 06:45:43,372 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/data/820f2ba8e/d6387b333dc243bf865d142c6d26858e [2021-11-20 06:45:43,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:45:43,376 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:45:43,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:45:43,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:45:43,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:45:43,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:45:43" (1/1) ... [2021-11-20 06:45:43,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e1480b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:43, skipping insertion in model container [2021-11-20 06:45:43,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:45:43" (1/1) ... [2021-11-20 06:45:43,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:45:43,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:45:43,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:45:43,549 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:45:43,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:45:43,588 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:45:43,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:43 WrapperNode [2021-11-20 06:45:43,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:45:43,590 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:45:43,590 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:45:43,590 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:45:43,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:43" (1/1) ... [2021-11-20 06:45:43,602 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:43" (1/1) ... [2021-11-20 06:45:43,618 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2021-11-20 06:45:43,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:45:43,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:45:43,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:45:43,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:45:43,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:43" (1/1) ... [2021-11-20 06:45:43,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:43" (1/1) ... [2021-11-20 06:45:43,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:43" (1/1) ... [2021-11-20 06:45:43,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:43" (1/1) ... [2021-11-20 06:45:43,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:43" (1/1) ... [2021-11-20 06:45:43,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:43" (1/1) ... [2021-11-20 06:45:43,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:43" (1/1) ... [2021-11-20 06:45:43,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:45:43,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:45:43,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:45:43,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:45:43,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:43" (1/1) ... [2021-11-20 06:45:43,650 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:43,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:43,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:43,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 06:45:43,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:45:43,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:45:43,792 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:45:43,793 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:45:43,894 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:45:43,905 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:45:43,905 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 06:45:43,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:45:43 BoogieIcfgContainer [2021-11-20 06:45:43,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:45:43,909 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 06:45:43,910 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 06:45:43,914 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 06:45:43,916 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:45:43,916 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 06:45:43" (1/3) ... [2021-11-20 06:45:43,918 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70e39d58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:45:43, skipping insertion in model container [2021-11-20 06:45:43,918 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:45:43,918 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:45:43" (2/3) ... [2021-11-20 06:45:43,919 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70e39d58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:45:43, skipping insertion in model container [2021-11-20 06:45:43,919 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:45:43,919 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:45:43" (3/3) ... [2021-11-20 06:45:43,922 INFO L388 chiAutomizerObserver]: Analyzing ICFG cohencu3-both-nt.c [2021-11-20 06:45:43,996 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 06:45:43,996 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 06:45:43,996 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 06:45:43,996 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 06:45:43,996 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 06:45:43,997 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 06:45:43,997 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 06:45:43,997 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 06:45:44,017 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 06:45:44,041 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-20 06:45:44,041 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:45:44,041 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:45:44,047 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 06:45:44,048 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-20 06:45:44,048 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 06:45:44,048 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 06:45:44,049 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-20 06:45:44,050 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:45:44,050 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:45:44,050 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 06:45:44,050 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-20 06:45:44,057 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6; 3#L32-2true [2021-11-20 06:45:44,058 INFO L793 eck$LassoCheckResult]: Loop: 3#L32-2true assume !!(main_~x~0#1 == main_~n~0#1 * main_~n~0#1 * main_~n~0#1);main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 3#L32-2true [2021-11-20 06:45:44,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:45:44,064 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-20 06:45:44,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:45:44,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483062950] [2021-11-20 06:45:44,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:45:44,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:45:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:45:44,138 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:45:44,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:45:44,157 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:45:44,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:45:44,160 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2021-11-20 06:45:44,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:45:44,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244770939] [2021-11-20 06:45:44,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:45:44,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:45:44,168 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:45:44,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1170055174] [2021-11-20 06:45:44,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:45:44,171 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:45:44,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:44,173 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:45:44,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 06:45:44,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:45:44,213 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:45:44,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:45:44,222 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:45:44,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:45:44,224 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2021-11-20 06:45:44,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:45:44,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653972933] [2021-11-20 06:45:44,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:45:44,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:45:44,230 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:45:44,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1232762420] [2021-11-20 06:45:44,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:45:44,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:45:44,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:44,236 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:45:44,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 06:45:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:45:44,267 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:45:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:45:44,292 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:45:44,453 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:45:44,454 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:45:44,454 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:45:44,455 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:45:44,455 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:45:44,455 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:44,455 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:45:44,464 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:45:44,464 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Loop [2021-11-20 06:45:44,464 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:45:44,464 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:45:44,481 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 06:45:44,563 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:45:44,564 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:45:44,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:44,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:44,597 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:44,601 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:45:44,602 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:45:44,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 06:45:44,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:44,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:44,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:44,657 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:44,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 06:45:44,658 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:45:44,658 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:45:44,699 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:45:44,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:44,739 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:45:44,739 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:45:44,740 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:45:44,740 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:45:44,740 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:45:44,740 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:44,740 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:45:44,740 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:45:44,740 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Loop [2021-11-20 06:45:44,740 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:45:44,740 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:45:44,742 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 06:45:44,869 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:45:44,874 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:45:44,876 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:44,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:44,879 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:44,888 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 06:45:44,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:44,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:44,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:44,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:44,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:45:44,908 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:45:44,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:44,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 06:45:44,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:44,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-11-20 06:45:44,971 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:45:44,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:44,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:44,973 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:44,988 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 06:45:45,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:45,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:45,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:45,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:45,004 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:45:45,014 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:45:45,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:45,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 06:45:45,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:45,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:45,047 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:45:45,048 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:45,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:45,050 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:45,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 06:45:45,053 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 06:45:45,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:45,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:45,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:45,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:45,063 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:45,069 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:45:45,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:45,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:45,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-11-20 06:45:45,126 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:45:45,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:45,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:45,128 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:45,134 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 06:45:45,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:45,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:45,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:45,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:45,146 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:45:45,153 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:45:45,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:45,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-20 06:45:45,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:45,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:45,199 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:45:45,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:45,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:45,203 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:45,209 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 06:45:45,218 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:45,218 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:45:45,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:45,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:45,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:45,219 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:45:45,226 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:45:45,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:45,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-20 06:45:45,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:45,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:45,279 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:45:45,279 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:45,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:45,280 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:45,288 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 06:45:45,299 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:45,299 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:45:45,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:45,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:45,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:45,300 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:45,313 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:45:45,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:45,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-20 06:45:45,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:45,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:45,377 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:45:45,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:45,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:45,378 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:45,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-20 06:45:45,383 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 06:45:45,394 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:45,394 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:45:45,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:45,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:45,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:45,395 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:45:45,408 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:45:45,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:45,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:45,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:45,505 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:45:45,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:45,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:45,506 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:45,515 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 06:45:45,525 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:45,525 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:45:45,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:45,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:45,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:45,526 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:45,531 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:45:45,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:45,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-20 06:45:45,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:45,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:45,591 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:45:45,591 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:45,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:45,592 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:45,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-20 06:45:45,599 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 06:45:45,609 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:45,609 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:45:45,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:45,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:45,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:45,610 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:45:45,620 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:45:45,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:45,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:45,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-11-20 06:45:45,729 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:45:45,729 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:45:45,729 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:45:45,730 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:45:45,730 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:45:45,730 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:45,730 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:45:45,730 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:45:45,730 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Lasso [2021-11-20 06:45:45,731 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:45:45,732 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:45:45,739 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 06:45:45,777 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 06:45:45,781 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 06:45:45,789 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 06:45:45,905 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:45:45,906 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:45:45,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:45,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:45,911 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:45,917 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:45:45,918 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:45:45,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-20 06:45:45,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:45,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:45,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:45,975 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:45,982 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:45:45,982 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:45:45,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-20 06:45:46,010 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:45:46,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:46,043 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:45:46,043 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:45:46,043 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:45:46,043 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:45:46,043 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:45:46,043 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:46,044 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:45:46,044 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:45:46,044 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Lasso [2021-11-20 06:45:46,044 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:45:46,044 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:45:46,046 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 06:45:46,065 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 06:45:46,068 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 06:45:46,071 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 06:45:46,151 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:45:46,151 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:45:46,152 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:46,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:46,155 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:46,160 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 06:45:46,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:46,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:46,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:46,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:45:46,177 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:45:46,177 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:45:46,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-20 06:45:46,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:46,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:46,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:46,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:46,239 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:46,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-20 06:45:46,250 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 06:45:46,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:46,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:46,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:46,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:46,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:45:46,264 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:45:46,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:46,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:46,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:46,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:46,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:46,318 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:46,324 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 06:45:46,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:46,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:46,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:46,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:46,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:45:46,333 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:45:46,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:46,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-20 06:45:46,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:46,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:46,386 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:46,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:46,391 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:46,400 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 06:45:46,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:46,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:46,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:46,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:46,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:45:46,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:45:46,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:46,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-20 06:45:46,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:46,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:46,462 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:45:46,462 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:46,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:46,464 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:46,471 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 06:45:46,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:46,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:46,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:46,483 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:45:46,495 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:45:46,498 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:45:46,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-20 06:45:46,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:46,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:46,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:46,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:46,568 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:46,579 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 06:45:46,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:46,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:46,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:46,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:46,591 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:45:46,591 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:45:46,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:46,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-20 06:45:46,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:46,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:46,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:46,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:46,653 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:46,659 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 06:45:46,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:46,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:46,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:46,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:46,669 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:45:46,670 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:45:46,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:46,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-20 06:45:46,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:46,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:46,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:46,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:46,723 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:46,727 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 06:45:46,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:46,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:46,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:46,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:46,736 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:45:46,737 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:45:46,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:46,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-20 06:45:46,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:46,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:46,794 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:45:46,794 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:46,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:46,799 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:46,804 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 06:45:46,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:46,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:46,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:46,814 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:46,826 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:45:46,826 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:45:46,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-20 06:45:46,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:46,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:46,891 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:46,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:46,893 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:46,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-20 06:45:46,894 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 06:45:46,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:46,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:46,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:46,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:46,902 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:46,906 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:45:46,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:46,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:46,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:46,967 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:46,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:46,968 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:46,971 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 06:45:46,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:46,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:46,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:46,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:46,981 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:46,982 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:45:46,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:46,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-20 06:45:46,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:47,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:47,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:47,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:47,036 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:47,039 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 06:45:47,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:47,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:47,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:47,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:47,049 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:47,050 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:45:47,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:47,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-20 06:45:47,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:47,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:47,089 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:45:47,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:47,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:47,089 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:47,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-20 06:45:47,092 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 06:45:47,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:47,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:47,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:47,100 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:45:47,114 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:45:47,115 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:45:47,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:47,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:47,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:47,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:47,199 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:47,201 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 06:45:47,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:47,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:47,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:47,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:47,213 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:45:47,214 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:45:47,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:47,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-20 06:45:47,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:47,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:47,262 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:47,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:47,263 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:47,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-20 06:45:47,265 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 06:45:47,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:47,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:47,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:47,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:47,274 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:45:47,275 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:45:47,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:47,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:47,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-11-20 06:45:47,305 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:47,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:47,306 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:47,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-20 06:45:47,307 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 06:45:47,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:47,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:47,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:47,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:47,316 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:45:47,317 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:45:47,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:47,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:47,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:47,391 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:45:47,391 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:47,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:47,395 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:47,397 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 06:45:47,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:47,407 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:45:47,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:47,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:47,407 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:45:47,416 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:45:47,416 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:45:47,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-20 06:45:47,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:47,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:47,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:47,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:47,486 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:47,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-20 06:45:47,487 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 06:45:47,494 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:47,494 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:45:47,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:47,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:47,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:47,495 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:45:47,496 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:45:47,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:47,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:47,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-11-20 06:45:47,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:47,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:47,518 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:47,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-20 06:45:47,520 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 06:45:47,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:47,528 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:45:47,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:47,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:47,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:47,528 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:45:47,529 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:45:47,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:47,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:47,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:47,559 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:47,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:47,560 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:47,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-20 06:45:47,563 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 06:45:47,570 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:47,570 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:45:47,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:47,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:47,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:47,571 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:45:47,572 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:45:47,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:47,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:47,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-11-20 06:45:47,619 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:45:47,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:47,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:47,620 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:47,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-20 06:45:47,623 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 06:45:47,630 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:47,631 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:45:47,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:47,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:47,631 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:47,643 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:45:47,643 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:45:47,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:47,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:47,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:47,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:47,783 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:47,787 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 06:45:47,797 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:47,797 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:45:47,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:47,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:47,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:47,797 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:47,799 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:45:47,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:47,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-20 06:45:47,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:47,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:47,850 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:47,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:47,851 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:47,853 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 06:45:47,862 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:47,862 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:45:47,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:47,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:47,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:47,863 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:47,864 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:45:47,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:47,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-20 06:45:47,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:47,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:47,903 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:47,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:47,904 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:47,906 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 06:45:47,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-20 06:45:47,913 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:47,914 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:45:47,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:47,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:47,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:47,914 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:47,917 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:45:47,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:47,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:47,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-11-20 06:45:47,961 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:45:47,961 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:47,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:47,962 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:47,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-20 06:45:47,963 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 06:45:47,971 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:47,972 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:45:47,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:47,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:47,972 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:45:47,987 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:45:47,987 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:45:48,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:48,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:48,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:48,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:48,185 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:48,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-20 06:45:48,186 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 06:45:48,195 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:48,195 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:45:48,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:48,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:48,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:48,196 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:45:48,197 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:45:48,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:48,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:48,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:48,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:48,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:48,272 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:48,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-20 06:45:48,273 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 06:45:48,280 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:48,280 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:45:48,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:48,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:48,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:48,281 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:45:48,282 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:45:48,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:48,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:48,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-11-20 06:45:48,304 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:48,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:48,305 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:48,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-20 06:45:48,309 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 06:45:48,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:48,317 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:45:48,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:48,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:48,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:48,317 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:45:48,319 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:45:48,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:48,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:48,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:48,383 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:45:48,384 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:48,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:48,385 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:48,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-20 06:45:48,386 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 06:45:48,393 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:48,394 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:45:48,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:48,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:48,394 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:48,404 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:45:48,404 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:45:48,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:48,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-11-20 06:45:48,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:48,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:48,489 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:48,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-20 06:45:48,495 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 06:45:48,502 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:48,502 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:45:48,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:48,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:48,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:48,503 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:48,503 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:45:48,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:48,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:48,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-11-20 06:45:48,526 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:48,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:48,531 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:48,532 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 06:45:48,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-20 06:45:48,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:48,540 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:45:48,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:48,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:48,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:48,540 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:48,540 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:45:48,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:48,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:48,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-20 06:45:48,565 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:48,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:48,566 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:48,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-20 06:45:48,567 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 06:45:48,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:48,574 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:45:48,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:48,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:48,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:48,574 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:48,575 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:45:48,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:48,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:48,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-11-20 06:45:48,595 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:45:48,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:48,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:48,596 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:48,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-20 06:45:48,598 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 06:45:48,606 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:48,606 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:45:48,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:48,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:48,606 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:45:48,630 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:45:48,630 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:45:48,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:48,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-20 06:45:48,757 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:48,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:48,758 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:48,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-20 06:45:48,759 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 06:45:48,768 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:48,768 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:45:48,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:48,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:48,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:48,769 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:45:48,770 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:45:48,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:48,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:48,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-11-20 06:45:48,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:48,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:48,810 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:48,811 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 06:45:48,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-20 06:45:48,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:48,820 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:45:48,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:48,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:48,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:48,821 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:45:48,822 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:45:48,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:48,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:48,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-11-20 06:45:48,847 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:48,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:48,849 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:48,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-20 06:45:48,851 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 06:45:48,860 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:48,861 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:45:48,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:48,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:48,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:48,861 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:45:48,862 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:45:48,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:48,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:48,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-11-20 06:45:48,911 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-20 06:45:48,912 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6; 3#L32-2true assume !!(main_~x~0#1 == main_~n~0#1 * main_~n~0#1 * main_~n~0#1);main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 3#L32-2true [2021-11-20 06:45:48,912 INFO L793 eck$LassoCheckResult]: Loop: 3#L32-2true assume !!(main_~x~0#1 == main_~n~0#1 * main_~n~0#1 * main_~n~0#1);main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 3#L32-2true [2021-11-20 06:45:48,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:45:48,913 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2021-11-20 06:45:48,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:45:48,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520165145] [2021-11-20 06:45:48,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:45:48,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:45:48,918 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:45:48,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1057115192] [2021-11-20 06:45:48,918 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 06:45:48,919 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:45:48,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:48,920 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:45:48,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2021-11-20 06:45:48,960 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 06:45:48,960 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:45:48,960 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:45:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:45:48,969 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:45:48,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:45:48,970 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2021-11-20 06:45:48,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:45:48,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854976062] [2021-11-20 06:45:48,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:45:48,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:45:48,973 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:45:48,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1002015139] [2021-11-20 06:45:48,974 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 06:45:48,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:45:48,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:48,982 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:45:48,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2021-11-20 06:45:49,024 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 06:45:49,024 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:45:49,025 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:45:49,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:45:49,035 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:45:49,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:45:49,037 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2021-11-20 06:45:49,037 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:45:49,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039838031] [2021-11-20 06:45:49,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:45:49,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:45:49,041 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:45:49,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [451035597] [2021-11-20 06:45:49,042 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 06:45:49,042 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:45:49,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:49,074 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:45:49,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2021-11-20 06:45:49,114 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-20 06:45:49,114 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:45:49,115 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:45:49,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:45:49,124 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:45:49,167 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:45:49,167 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:45:49,167 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:45:49,167 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:45:49,168 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:45:49,168 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:49,168 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:45:49,168 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:45:49,168 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Loop [2021-11-20 06:45:49,168 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:45:49,168 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:45:49,173 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 06:45:49,243 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:45:49,243 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:45:49,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:49,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:49,255 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:49,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-20 06:45:49,260 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:45:49,260 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:45:49,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:49,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:49,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:49,317 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:49,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-20 06:45:49,318 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:45:49,319 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:45:49,342 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:45:49,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:49,361 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:45:49,361 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:45:49,361 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:45:49,361 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:45:49,361 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:45:49,362 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:49,362 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:45:49,362 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:45:49,362 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Loop [2021-11-20 06:45:49,362 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:45:49,362 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:45:49,363 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 06:45:49,429 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:45:49,429 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:45:49,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:49,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:49,431 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:49,439 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 06:45:49,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-20 06:45:49,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:49,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:49,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:49,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:49,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:45:49,450 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:45:49,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:49,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:49,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:49,503 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:45:49,503 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:49,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:49,504 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:49,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-20 06:45:49,505 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 06:45:49,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:49,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:49,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:49,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:49,513 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:45:49,515 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:45:49,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:49,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:49,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:49,580 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:45:49,580 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:49,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:49,583 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:49,587 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 06:45:49,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:49,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:49,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:49,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:49,599 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:49,602 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:45:49,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:49,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-20 06:45:49,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:49,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:49,660 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:45:49,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:49,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:49,663 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:49,665 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 06:45:49,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:45:49,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:49,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:49,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:49,677 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:45:49,681 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:45:49,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:49,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-20 06:45:49,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:49,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:49,758 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:45:49,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:49,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:49,760 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:49,762 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 06:45:49,771 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:49,772 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:45:49,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:49,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:49,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:49,772 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:45:49,775 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:45:49,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:49,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-20 06:45:49,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:49,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:49,827 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:45:49,827 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:49,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:49,828 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:49,830 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 06:45:49,841 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:49,842 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:45:49,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:49,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:49,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:49,842 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:49,847 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:45:49,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:49,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-20 06:45:49,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:49,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:49,915 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:45:49,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:49,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:49,916 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:49,918 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 06:45:49,931 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:49,931 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:45:49,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:49,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:49,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:49,931 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:45:49,938 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:45:49,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:49,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-20 06:45:50,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:50,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:50,043 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:45:50,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:50,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:50,044 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:50,047 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 06:45:50,056 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:50,057 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:45:50,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:50,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:50,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:50,057 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:45:50,060 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:45:50,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:50,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-20 06:45:50,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:50,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-20 06:45:50,114 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:45:50,114 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:45:50,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:45:50,119 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:45:50,121 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 06:45:50,130 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:45:50,130 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:45:50,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:45:50,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:45:50,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:45:50,131 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:45:50,136 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:45:50,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:45:50,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-20 06:45:50,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:45:50,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:55,394 WARN L227 SmtUtils]: Spent 2.09m on a formula simplification that was a NOOP. DAG size: 3 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-20 06:47:55,414 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:47:55,415 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:47:55,415 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:47:55,415 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:47:55,415 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:47:55,415 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:55,415 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:47:55,415 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:47:55,415 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Lasso [2021-11-20 06:47:55,415 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:47:55,416 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:47:55,418 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 06:47:55,424 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 06:47:55,448 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 06:47:55,450 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 06:47:55,615 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:47:55,615 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:47:55,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:55,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:55,617 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:55,663 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:47:55,663 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:47:55,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-20 06:47:55,687 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:47:55,688 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~a~0#1=0} Honda state: {ULTIMATE.start_main_~a~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:47:55,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:55,728 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:55,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:55,729 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:55,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-20 06:47:55,733 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:47:55,733 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:47:55,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:55,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:55,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:55,791 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:55,795 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:47:55,795 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:47:55,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-20 06:47:55,822 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:47:55,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:55,861 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:47:55,861 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:47:55,861 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:47:55,861 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:47:55,861 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:47:55,861 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:55,861 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:47:55,861 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:47:55,861 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Lasso [2021-11-20 06:47:55,861 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:47:55,862 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:47:55,864 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 06:47:55,867 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 06:47:55,871 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 06:47:55,874 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 06:47:56,005 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:47:56,005 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:47:56,006 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:56,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:56,006 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:56,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-20 06:47:56,008 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 06:47:56,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:56,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:56,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:56,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:56,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:47:56,018 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:47:56,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:56,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:56,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-11-20 06:47:56,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:56,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:56,052 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:56,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-20 06:47:56,053 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 06:47:56,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:56,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:56,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:56,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:56,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:47:56,062 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:47:56,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:56,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:56,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-11-20 06:47:56,086 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:56,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:56,087 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:56,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-20 06:47:56,091 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 06:47:56,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:56,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:56,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:56,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:56,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:47:56,100 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:47:56,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:56,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:56,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-11-20 06:47:56,125 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:56,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:56,126 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:56,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-20 06:47:56,127 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 06:47:56,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:56,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:56,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:56,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:47:56,150 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:47:56,150 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:47:56,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:56,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:56,208 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:47:56,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:56,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:56,209 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:56,215 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 06:47:56,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:56,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:56,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:56,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:56,226 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:56,227 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:56,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:56,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-20 06:47:56,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:56,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:56,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:56,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:56,283 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:56,287 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 06:47:56,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:56,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:56,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:56,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:56,298 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:56,299 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:56,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:56,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-20 06:47:56,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:56,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:56,355 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:56,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:56,356 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:56,359 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 06:47:56,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:56,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:56,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:56,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:56,370 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:56,371 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:56,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:56,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-20 06:47:56,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:56,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-20 06:47:56,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:56,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:56,419 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:56,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-20 06:47:56,420 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 06:47:56,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:56,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:56,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:56,430 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:56,438 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:47:56,438 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:47:56,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:56,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:56,508 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:47:56,508 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:56,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:56,509 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:56,515 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 06:47:56,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:56,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:56,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:56,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:56,527 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:56,528 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:56,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:56,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-20 06:47:56,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:56,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:56,582 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:56,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:56,584 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:56,586 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 06:47:56,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:56,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:56,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:56,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:56,598 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:56,598 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:56,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:56,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-20 06:47:56,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:56,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:56,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:56,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:56,650 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:56,653 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 06:47:56,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:56,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:56,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:56,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:56,664 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:56,665 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:56,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:56,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-20 06:47:56,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:56,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:56,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:56,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:56,723 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:56,725 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 06:47:56,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:56,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:56,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:56,737 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:56,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-20 06:47:56,749 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:47:56,749 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:47:56,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:56,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:56,818 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:47:56,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:56,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:56,819 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:56,821 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 06:47:56,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:56,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:56,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:56,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:56,833 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:56,834 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:56,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:56,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-20 06:47:56,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:56,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:56,884 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:56,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:56,886 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:56,888 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 06:47:56,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:56,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:56,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:56,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:56,900 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:56,901 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:56,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:56,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-20 06:47:56,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:56,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:56,954 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:56,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:56,959 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:56,963 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 06:47:56,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:56,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:56,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:56,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:56,975 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:56,976 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:56,976 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:56,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-20 06:47:56,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:57,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:57,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:57,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:57,025 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:57,031 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 06:47:57,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:57,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:57,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:57,043 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:57,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-20 06:47:57,058 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:47:57,058 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:47:57,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:57,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:57,135 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:47:57,136 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:57,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:57,137 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:57,139 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 06:47:57,151 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:57,151 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:57,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:57,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:57,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:57,151 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:57,152 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:57,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:57,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-20 06:47:57,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:57,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:57,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:57,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:57,216 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:57,218 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 06:47:57,229 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:57,229 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:57,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:57,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:57,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:57,230 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:57,231 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:57,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:57,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-20 06:47:57,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:57,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:57,279 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:57,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:57,281 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:57,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-20 06:47:57,287 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 06:47:57,296 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:57,296 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:57,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:57,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:57,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:57,297 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:57,297 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:57,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:57,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:57,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:57,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:57,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:57,319 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:57,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-20 06:47:57,320 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 06:47:57,328 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:57,328 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:57,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:57,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:57,329 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:57,336 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:47:57,336 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:47:57,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:57,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:57,429 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:47:57,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:57,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:57,430 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:57,440 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 06:47:57,451 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:57,451 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:47:57,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:57,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:57,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:57,452 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:57,453 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:57,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:57,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-20 06:47:57,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:57,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:57,508 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:57,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:57,510 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:57,517 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 06:47:57,529 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:57,529 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:47:57,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:57,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:57,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:57,529 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:57,530 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:57,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:57,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-20 06:47:57,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:57,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:57,582 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:57,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:57,584 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:57,588 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 06:47:57,599 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:57,600 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:47:57,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:57,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:57,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:57,600 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:57,601 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:57,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:57,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-20 06:47:57,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:57,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:57,663 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:57,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:57,664 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:57,666 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 06:47:57,682 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:57,682 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:47:57,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:57,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:57,682 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:57,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-20 06:47:57,695 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:47:57,695 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:47:57,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:57,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:57,838 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:47:57,838 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:57,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:57,839 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:57,841 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 06:47:57,853 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:57,853 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:57,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:57,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:57,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:57,854 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:57,855 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:57,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:57,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-20 06:47:57,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:57,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:57,913 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:57,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:57,914 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:57,917 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 06:47:57,928 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:57,928 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:57,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:57,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:57,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:57,928 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:57,930 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:57,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:57,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-20 06:47:57,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:57,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:57,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:57,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:57,982 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:57,984 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 06:47:57,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-20 06:47:57,994 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:57,994 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:57,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:57,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:57,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:57,995 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:57,996 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:57,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:58,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:58,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:58,065 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:58,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:58,066 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:58,072 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 06:47:58,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-20 06:47:58,082 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:58,082 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:58,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:58,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:58,082 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:58,096 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:47:58,096 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:47:58,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:58,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-11-20 06:47:58,318 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:47:58,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:58,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:58,319 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:58,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-20 06:47:58,320 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 06:47:58,328 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:58,328 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:58,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:58,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:58,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:58,328 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:58,329 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:58,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:58,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:58,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:58,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:58,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:58,354 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:58,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-20 06:47:58,355 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 06:47:58,363 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:58,363 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:58,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:58,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:58,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:58,364 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:58,375 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:58,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:58,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:58,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:58,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:58,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:58,438 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:58,440 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 06:47:58,451 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:58,451 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:58,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:58,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:58,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:58,451 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:58,452 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:58,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:58,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-20 06:47:58,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:58,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:58,506 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:58,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:58,507 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:58,511 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 06:47:58,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-20 06:47:58,522 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:58,523 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:58,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:58,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:58,523 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:58,535 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:47:58,535 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:47:58,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:58,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2021-11-20 06:47:58,583 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:47:58,583 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:58,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:58,584 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:58,586 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 06:47:58,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-20 06:47:58,594 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:58,595 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:58,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:58,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:58,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:58,595 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:47:58,596 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:47:58,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:58,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:58,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:58,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:58,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:58,641 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:58,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-20 06:47:58,643 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 06:47:58,653 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:58,653 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:58,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:58,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:58,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:58,653 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:47:58,654 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:47:58,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:58,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:58,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:58,680 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:58,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:58,681 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:58,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-20 06:47:58,687 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 06:47:58,699 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:58,700 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:58,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:58,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:58,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:58,700 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:47:58,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:47:58,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:58,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:58,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-11-20 06:47:58,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:58,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:58,754 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:58,763 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 06:47:58,774 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:58,774 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:58,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:58,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:58,775 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:47:58,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-11-20 06:47:58,790 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:47:58,791 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:47:58,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:58,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-11-20 06:47:58,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 06:47:58 BoogieIcfgContainer [2021-11-20 06:47:58,889 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 06:47:58,890 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:47:58,890 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:47:58,890 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:47:58,891 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:45:43" (3/4) ... [2021-11-20 06:47:58,894 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 06:47:58,894 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:47:58,895 INFO L158 Benchmark]: Toolchain (without parser) took 135519.12ms. Allocated memory was 88.1MB in the beginning and 134.2MB in the end (delta: 46.1MB). Free memory was 50.7MB in the beginning and 82.5MB in the end (delta: -31.9MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2021-11-20 06:47:58,896 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory was 66.8MB in the beginning and 66.7MB in the end (delta: 46.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:47:58,896 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.07ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 50.4MB in the beginning and 88.6MB in the end (delta: -38.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-11-20 06:47:58,897 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.66ms. Allocated memory is still 111.1MB. Free memory was 88.6MB in the beginning and 87.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:47:58,897 INFO L158 Benchmark]: Boogie Preprocessor took 17.40ms. Allocated memory is still 111.1MB. Free memory was 87.2MB in the beginning and 86.4MB in the end (delta: 764.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:47:58,898 INFO L158 Benchmark]: RCFGBuilder took 270.45ms. Allocated memory is still 111.1MB. Free memory was 86.3MB in the beginning and 78.6MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:47:58,899 INFO L158 Benchmark]: BuchiAutomizer took 134979.89ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 78.6MB in the beginning and 83.6MB in the end (delta: -5.0MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2021-11-20 06:47:58,899 INFO L158 Benchmark]: Witness Printer took 4.64ms. Allocated memory is still 134.2MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:47:58,902 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory was 66.8MB in the beginning and 66.7MB in the end (delta: 46.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207.07ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 50.4MB in the beginning and 88.6MB in the end (delta: -38.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.66ms. Allocated memory is still 111.1MB. Free memory was 88.6MB in the beginning and 87.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.40ms. Allocated memory is still 111.1MB. Free memory was 87.2MB in the beginning and 86.4MB in the end (delta: 764.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 270.45ms. Allocated memory is still 111.1MB. Free memory was 86.3MB in the beginning and 78.6MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 134979.89ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 78.6MB in the beginning and 83.6MB in the end (delta: -5.0MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. * Witness Printer took 4.64ms. Allocated memory is still 134.2MB. Free memory is still 82.5MB. There was no memory consumed. 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 134.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 134.8s. 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: inital43 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq211 hnf92 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 108ms VariablesStem: 3 VariablesLoop: 8 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - 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_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6;" "assume !!(main_~x~0#1 == main_~n~0#1 * main_~n~0#1 * main_~n~0#1);main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1;" Loop: "assume !!(main_~x~0#1 == main_~n~0#1 * main_~n~0#1 * main_~n~0#1);main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-20 06:47:58,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Ended with exit code 0 [2021-11-20 06:47:59,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:59,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:59,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:59,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-20 06:47:59,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b225734f-60c4-4f47-bda7-6460fc3a0396/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_b225734f-60c4-4f47-bda7-6460fc3a0396/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