./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/geo1-both-t.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_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/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_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/geo1-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/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_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/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 02059a7c4b7b922395986679dcda00ae0f1aedf3f381a067de494c2934fbed7c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:24:41,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:24:41,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:24:41,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:24:41,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:24:41,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:24:41,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:24:41,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:24:41,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:24:41,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:24:41,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:24:41,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:24:41,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:24:41,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:24:41,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:24:41,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:24:41,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:24:41,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:24:41,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:24:42,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:24:42,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:24:42,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:24:42,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:24:42,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:24:42,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:24:42,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:24:42,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:24:42,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:24:42,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:24:42,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:24:42,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:24:42,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:24:42,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:24:42,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:24:42,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:24:42,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:24:42,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:24:42,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:24:42,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:24:42,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:24:42,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:24:42,047 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-20 06:24:42,080 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:24:42,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:24:42,080 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:24:42,081 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:24:42,082 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:24:42,083 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:24:42,083 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:24:42,083 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 06:24:42,083 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 06:24:42,084 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 06:24:42,084 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 06:24:42,084 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 06:24:42,085 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 06:24:42,085 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:24:42,085 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:24:42,086 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:24:42,086 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:24:42,086 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:24:42,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:24:42,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 06:24:42,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 06:24:42,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 06:24:42,088 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:24:42,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:24:42,088 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 06:24:42,089 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:24:42,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 06:24:42,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:24:42,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:24:42,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:24:42,090 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:24:42,091 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:24:42,092 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 06:24:42,092 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_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02059a7c4b7b922395986679dcda00ae0f1aedf3f381a067de494c2934fbed7c [2021-11-20 06:24:42,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:24:42,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:24:42,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:24:42,530 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:24:42,531 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:24:42,533 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/termination-nla/geo1-both-t.c [2021-11-20 06:24:42,631 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/data/857f0686c/c65ea767151a4ea6a37928d28e9c7d1e/FLAGd563a9c46 [2021-11-20 06:24:43,251 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:24:43,252 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/sv-benchmarks/c/termination-nla/geo1-both-t.c [2021-11-20 06:24:43,268 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/data/857f0686c/c65ea767151a4ea6a37928d28e9c7d1e/FLAGd563a9c46 [2021-11-20 06:24:43,601 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/data/857f0686c/c65ea767151a4ea6a37928d28e9c7d1e [2021-11-20 06:24:43,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:24:43,605 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:24:43,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:24:43,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:24:43,612 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:24:43,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:24:43" (1/1) ... [2021-11-20 06:24:43,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dd820c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:43, skipping insertion in model container [2021-11-20 06:24:43,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:24:43" (1/1) ... [2021-11-20 06:24:43,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:24:43,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:24:43,850 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:24:43,854 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:24:43,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:24:43,875 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:24:43,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:43 WrapperNode [2021-11-20 06:24:43,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:24:43,877 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:24:43,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:24:43,878 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:24:43,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:43" (1/1) ... [2021-11-20 06:24:43,888 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:43" (1/1) ... [2021-11-20 06:24:43,903 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 26 [2021-11-20 06:24:43,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:24:43,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:24:43,905 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:24:43,905 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:24:43,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:43" (1/1) ... [2021-11-20 06:24:43,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:43" (1/1) ... [2021-11-20 06:24:43,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:43" (1/1) ... [2021-11-20 06:24:43,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:43" (1/1) ... [2021-11-20 06:24:43,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:43" (1/1) ... [2021-11-20 06:24:43,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:43" (1/1) ... [2021-11-20 06:24:43,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:43" (1/1) ... [2021-11-20 06:24:43,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:24:43,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:24:43,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:24:43,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:24:43,929 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:43" (1/1) ... [2021-11-20 06:24:43,939 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:43,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:43,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:43,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 06:24:44,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:24:44,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:24:44,100 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:24:44,102 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:24:44,234 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:24:44,241 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:24:44,242 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 06:24:44,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:24:44 BoogieIcfgContainer [2021-11-20 06:24:44,244 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:24:44,246 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 06:24:44,246 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 06:24:44,250 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 06:24:44,250 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:24:44,251 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 06:24:43" (1/3) ... [2021-11-20 06:24:44,252 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6cee9d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:24:44, skipping insertion in model container [2021-11-20 06:24:44,252 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:24:44,253 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:43" (2/3) ... [2021-11-20 06:24:44,259 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6cee9d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:24:44, skipping insertion in model container [2021-11-20 06:24:44,259 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:24:44,260 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:24:44" (3/3) ... [2021-11-20 06:24:44,261 INFO L388 chiAutomizerObserver]: Analyzing ICFG geo1-both-t.c [2021-11-20 06:24:44,323 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 06:24:44,324 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 06:24:44,324 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 06:24:44,324 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 06:24:44,324 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 06:24:44,324 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 06:24:44,324 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 06:24:44,324 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 06:24:44,337 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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 06:24:44,358 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 06:24:44,359 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:24:44,359 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:24:44,365 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 06:24:44,365 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 06:24:44,365 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 06:24:44,365 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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 06:24:44,366 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 06:24:44,367 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:24:44,367 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:24:44,367 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 06:24:44,367 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 06:24:44,373 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~z~0#1, main_~k~0#1, main_~x~0#1, main_~y~0#1, main_~c~0#1;havoc main_~z~0#1;havoc main_~k~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~c~0#1;main_~z~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := 1;main_~y~0#1 := main_~z~0#1;main_~c~0#1 := 1; 3#L32-2true [2021-11-20 06:24:44,374 INFO L793 eck$LassoCheckResult]: Loop: 3#L32-2true assume !false; 9#L35true assume !!(1 + (main_~x~0#1 * main_~z~0#1 - main_~x~0#1 - main_~y~0#1) + main_~c~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~x~0#1 := 1 + main_~x~0#1 * main_~z~0#1;main_~y~0#1 := main_~y~0#1 * main_~z~0#1; 3#L32-2true [2021-11-20 06:24:44,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:24:44,382 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-20 06:24:44,393 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:24:44,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765043278] [2021-11-20 06:24:44,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:24:44,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:24:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:24:44,483 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:24:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:24:44,506 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:24:44,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:24:44,511 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-11-20 06:24:44,511 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:24:44,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045002860] [2021-11-20 06:24:44,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:24:44,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:24:44,519 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:24:44,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [847862075] [2021-11-20 06:24:44,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:24:44,520 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:24:44,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:44,535 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:24:44,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 06:24:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:24:44,577 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:24:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:24:44,589 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:24:44,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:24:44,592 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-11-20 06:24:44,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:24:44,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386151815] [2021-11-20 06:24:44,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:24:44,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:24:44,615 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:24:44,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1036387463] [2021-11-20 06:24:44,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:24:44,616 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:24:44,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:44,619 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:24:44,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 06:24:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:24:44,736 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:24:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:24:44,747 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:24:44,882 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:24:44,882 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:24:44,883 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:24:44,883 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:24:44,883 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:24:44,883 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:44,884 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:24:44,884 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:24:44,884 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo1-both-t.c_Iteration1_Loop [2021-11-20 06:24:44,884 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:24:44,885 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:24:44,914 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 06:24:45,070 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:24:45,071 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:24:45,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:45,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:45,104 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:45,111 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:24:45,111 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:24:45,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 06:24:45,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:45,177 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:45,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:45,179 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:45,195 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:24:45,196 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:24:45,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 06:24:45,227 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:24:45,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:45,260 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:24:45,260 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:24:45,261 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:24:45,261 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:24:45,261 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:24:45,261 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:45,261 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:24:45,261 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:24:45,261 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo1-both-t.c_Iteration1_Loop [2021-11-20 06:24:45,261 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:24:45,262 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:24:45,265 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 06:24:45,351 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:24:45,356 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:24:45,358 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:45,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:45,363 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:45,367 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 06:24:45,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:45,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:45,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:45,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:45,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:24:45,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 06:24:45,389 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:24:45,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:45,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:45,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:45,454 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:24:45,454 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:45,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:45,459 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:45,467 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 06:24:45,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:45,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:45,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:45,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:45,481 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:45,494 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:45,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:45,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 06:24:45,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:45,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:45,552 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:24:45,553 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:45,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:45,554 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:45,560 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 06:24:45,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:45,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:45,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:45,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:45,571 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:45,575 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:45,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:45,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 06:24:45,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:45,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:45,661 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:24:45,661 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:45,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:45,662 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:45,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-20 06:24:45,664 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 06:24:45,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:45,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:45,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:45,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:45,676 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:45,683 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:45,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:45,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:45,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:45,753 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:24:45,754 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:45,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:45,755 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:45,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-20 06:24:45,760 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 06:24:45,770 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:45,770 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:45,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:45,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:45,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:45,771 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:45,778 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:45,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:45,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:45,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-11-20 06:24:45,837 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:24:45,837 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:45,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:45,838 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:45,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-20 06:24:45,841 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 06:24:45,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:45,858 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:24:45,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:45,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:45,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:45,859 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:45,872 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:45,872 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:45,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:45,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:45,942 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:24:45,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:45,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:45,947 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:45,954 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 06:24:45,968 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:45,968 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:45,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:45,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:45,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:45,969 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:45,985 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:45,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-20 06:24:45,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:46,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:46,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:46,063 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:24:46,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:46,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:46,067 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:46,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-20 06:24:46,072 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 06:24:46,082 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:46,082 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:46,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:46,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:46,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:46,083 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:46,090 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:46,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:46,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:46,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:46,164 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:24:46,165 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:46,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:46,173 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:46,181 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 06:24:46,194 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:46,194 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:46,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:46,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:46,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:46,195 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:24:46,210 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:24:46,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:46,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-20 06:24:46,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:46,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:46,309 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:24:46,309 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:24:46,309 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:24:46,309 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:24:46,310 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:24:46,310 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:46,310 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:24:46,310 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:24:46,310 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo1-both-t.c_Iteration1_Lasso [2021-11-20 06:24:46,310 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:24:46,311 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:24:46,317 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 06:24:46,339 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 06:24:46,343 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 06:24:46,346 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 06:24:46,471 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:24:46,471 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:24:46,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:46,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:46,473 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:46,476 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:24:46,476 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:24:46,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-20 06:24:46,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:46,537 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:46,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:46,539 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:46,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-20 06:24:46,542 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:24:46,542 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:24:46,566 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:24:46,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-11-20 06:24:46,611 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:24:46,611 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:24:46,611 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:24:46,612 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:24:46,612 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:24:46,612 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:46,612 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:24:46,612 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:24:46,612 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo1-both-t.c_Iteration1_Lasso [2021-11-20 06:24:46,612 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:24:46,612 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:24:46,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:24:46,619 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 06:24:46,622 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 06:24:46,624 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 06:24:46,729 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:24:46,730 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:24:46,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:46,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:46,731 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:46,745 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 06:24:46,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:46,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:46,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:46,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:46,758 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:24:46,759 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:24:46,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:46,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-20 06:24:46,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:46,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:46,824 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:46,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:46,826 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:46,836 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 06:24:46,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:46,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:46,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:46,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:46,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:24:46,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:24:46,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:46,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-20 06:24:46,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:46,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:46,912 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:46,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:46,913 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:46,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-20 06:24:46,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:24:46,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:46,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:46,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:46,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:46,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:24:46,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:24:46,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:46,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:46,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:46,951 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:46,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:46,952 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:46,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-20 06:24:46,959 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 06:24:46,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:46,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:46,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:46,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:24:46,980 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:24:46,980 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:24:46,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:47,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:47,043 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:24:47,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:47,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:47,055 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:47,067 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 06:24:47,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-20 06:24:47,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:47,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:47,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:47,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:47,077 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:47,078 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:47,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:47,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:47,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:47,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:47,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:47,113 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:47,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-20 06:24:47,120 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 06:24:47,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:47,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:47,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:47,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:47,127 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:47,128 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:47,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:47,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:47,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:47,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:47,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:47,203 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:47,207 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 06:24:47,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:47,217 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:47,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:47,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:47,217 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:47,218 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:47,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:47,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-20 06:24:47,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:47,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:47,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:47,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:47,276 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:47,279 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 06:24:47,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:47,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:47,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:47,290 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:47,297 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:24:47,297 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:24:47,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-20 06:24:47,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:47,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:47,354 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:24:47,355 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:47,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:47,356 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:47,358 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 06:24:47,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:47,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:47,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:47,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:47,367 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:47,368 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:47,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:47,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-20 06:24:47,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:47,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:47,420 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:47,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:47,423 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:47,425 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 06:24:47,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:47,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:47,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:47,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:47,434 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:47,435 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:47,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:47,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-20 06:24:47,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:47,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-11-20 06:24:47,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:47,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:47,479 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:47,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-20 06:24:47,480 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 06:24:47,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:47,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:47,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:47,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:47,489 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:47,490 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:47,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:47,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:47,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:47,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:47,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:47,548 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:47,556 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 06:24:47,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-20 06:24:47,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:47,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:47,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:47,571 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:47,584 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:24:47,584 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:24:47,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:47,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:47,637 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:24:47,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:47,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:47,638 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:47,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-20 06:24:47,641 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 06:24:47,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:47,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:47,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:47,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:47,655 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:47,657 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:47,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:47,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:47,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-11-20 06:24:47,699 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:47,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:47,699 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:47,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-20 06:24:47,701 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 06:24:47,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:47,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:47,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:47,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:47,712 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:47,713 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:47,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:47,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:47,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:47,747 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:47,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:47,748 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:47,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-20 06:24:47,754 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 06:24:47,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:47,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:47,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:47,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:47,765 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:47,765 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:47,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:47,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:47,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-11-20 06:24:47,796 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:47,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:47,797 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:47,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-20 06:24:47,798 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 06:24:47,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:47,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:47,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:47,811 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:47,832 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:24:47,832 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:24:47,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:47,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:47,916 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:24:47,917 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:47,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:47,918 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:47,924 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 06:24:47,935 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:47,935 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:47,936 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:47,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-20 06:24:47,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:47,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:47,936 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:47,937 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:47,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:47,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:47,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:47,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:47,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:47,989 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:47,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-20 06:24:47,991 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 06:24:48,000 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,000 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:48,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:48,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,001 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:48,002 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:48,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:48,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:48,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:48,067 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:48,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:48,068 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:48,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-20 06:24:48,070 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 06:24:48,079 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,079 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:48,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:48,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,079 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:48,080 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:48,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:48,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:48,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:48,122 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:48,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:48,123 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:48,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-20 06:24:48,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:24:48,135 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,135 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:48,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,136 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:48,147 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:24:48,147 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:24:48,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:48,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:48,231 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:24:48,232 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:48,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:48,233 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:48,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-20 06:24:48,239 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 06:24:48,249 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,249 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:24:48,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:48,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,250 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:48,251 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:48,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:48,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:48,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:48,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:48,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:48,311 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:48,314 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 06:24:48,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,324 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:24:48,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:48,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,324 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:48,326 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:48,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:48,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-20 06:24:48,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:48,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:48,374 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:48,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:48,379 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:48,381 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 06:24:48,391 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,391 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:24:48,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:48,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,392 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:48,393 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:48,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:48,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-20 06:24:48,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:48,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:48,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:48,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:48,430 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:48,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-20 06:24:48,433 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 06:24:48,442 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,442 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:24:48,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,442 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:48,453 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:24:48,453 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:24:48,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:48,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:48,503 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:24:48,503 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:48,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:48,504 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:48,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-20 06:24:48,505 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 06:24:48,514 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,514 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:48,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:48,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,515 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:48,518 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:48,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:48,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:48,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-11-20 06:24:48,564 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:48,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:48,565 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:48,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-20 06:24:48,566 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 06:24:48,578 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,579 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:48,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:48,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,579 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:48,583 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:48,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:48,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:48,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:48,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:48,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:48,613 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:48,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-20 06:24:48,615 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 06:24:48,622 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,622 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:48,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:48,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,623 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:48,624 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:48,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:48,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:48,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:48,659 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:48,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:48,660 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:48,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-20 06:24:48,663 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 06:24:48,672 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,672 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:48,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,672 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:48,688 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:24:48,688 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:24:48,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:48,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:48,763 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:24:48,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:48,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:48,764 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:48,766 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 06:24:48,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-20 06:24:48,773 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,774 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:48,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:48,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,774 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:48,775 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:48,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:48,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:48,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-11-20 06:24:48,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:48,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:48,817 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:48,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-20 06:24:48,824 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 06:24:48,833 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,833 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:48,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:48,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,833 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:48,834 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:48,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:48,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:48,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-11-20 06:24:48,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:48,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:48,861 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:48,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-20 06:24:48,863 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 06:24:48,872 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,872 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:48,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:48,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,872 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:48,873 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:48,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:48,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:48,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-20 06:24:48,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:48,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:48,901 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:48,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-20 06:24:48,902 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 06:24:48,913 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,913 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:48,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,913 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:48,931 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:24:48,931 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:24:48,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:48,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-11-20 06:24:48,978 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:24:48,978 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:48,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:48,979 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:48,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-20 06:24:48,980 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 06:24:48,988 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:48,989 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:48,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:48,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:48,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:48,989 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:24:48,990 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:24:48,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:48,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:49,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:49,020 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:49,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:49,020 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:49,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-20 06:24:49,023 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 06:24:49,031 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:49,031 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:49,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:49,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:49,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:49,031 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:24:49,033 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:24:49,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:49,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:49,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-11-20 06:24:49,066 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:49,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:49,067 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:49,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-20 06:24:49,068 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 06:24:49,078 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:49,078 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:49,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:49,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:49,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:49,078 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:24:49,079 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:24:49,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:49,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:49,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-11-20 06:24:49,107 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:49,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:49,109 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:49,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-20 06:24:49,111 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 06:24:49,125 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:49,125 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:49,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:49,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:49,125 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:24:49,141 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:24:49,141 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:24:49,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:49,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:49,234 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-20 06:24:49,234 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~z~0#1, main_~k~0#1, main_~x~0#1, main_~y~0#1, main_~c~0#1;havoc main_~z~0#1;havoc main_~k~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~c~0#1;main_~z~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := 1;main_~y~0#1 := main_~z~0#1;main_~c~0#1 := 1; 3#L32-2true assume !false; 9#L35true assume !!(1 + (main_~x~0#1 * main_~z~0#1 - main_~x~0#1 - main_~y~0#1) + main_~c~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~x~0#1 := 1 + main_~x~0#1 * main_~z~0#1;main_~y~0#1 := main_~y~0#1 * main_~z~0#1; 3#L32-2true [2021-11-20 06:24:49,235 INFO L793 eck$LassoCheckResult]: Loop: 3#L32-2true assume !false; 9#L35true assume !!(1 + (main_~x~0#1 * main_~z~0#1 - main_~x~0#1 - main_~y~0#1) + main_~c~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~x~0#1 := 1 + main_~x~0#1 * main_~z~0#1;main_~y~0#1 := main_~y~0#1 * main_~z~0#1; 3#L32-2true [2021-11-20 06:24:49,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:24:49,235 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-11-20 06:24:49,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:24:49,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158565767] [2021-11-20 06:24:49,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:24:49,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:24:49,244 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:24:49,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1292730352] [2021-11-20 06:24:49,246 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 06:24:49,246 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:24:49,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:49,248 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:24:49,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2021-11-20 06:24:49,283 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 06:24:49,283 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:24:49,283 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:24:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:24:49,291 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:24:49,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:24:49,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-11-20 06:24:49,293 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:24:49,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400899223] [2021-11-20 06:24:49,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:24:49,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:24:49,296 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:24:49,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1627185485] [2021-11-20 06:24:49,296 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 06:24:49,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:24:49,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:49,299 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:24:49,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2021-11-20 06:24:49,341 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 06:24:49,341 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:24:49,341 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:24:49,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:24:49,347 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:24:49,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:24:49,348 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-11-20 06:24:49,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:24:49,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242608542] [2021-11-20 06:24:49,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:24:49,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:24:49,352 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:24:49,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [112831772] [2021-11-20 06:24:49,353 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 06:24:49,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:24:49,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:49,355 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:24:49,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2021-11-20 06:24:49,388 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-20 06:24:49,388 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:24:49,388 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:24:49,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:24:49,398 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:24:49,439 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:24:49,439 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:24:49,439 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:24:49,439 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:24:49,439 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:24:49,440 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:49,440 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:24:49,440 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:24:49,440 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo1-both-t.c_Iteration1_Loop [2021-11-20 06:24:49,440 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:24:49,440 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:24:49,442 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 06:24:49,493 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:24:49,493 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:24:49,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:49,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:49,498 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:49,500 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:24:49,500 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:24:49,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-20 06:24:49,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:49,553 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:49,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:49,555 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:49,559 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:24:49,559 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:24:49,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-20 06:24:49,583 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:24:49,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-11-20 06:24:49,609 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:24:49,609 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:24:49,609 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:24:49,609 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:24:49,610 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:24:49,610 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:49,610 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:24:49,610 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:24:49,610 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo1-both-t.c_Iteration1_Loop [2021-11-20 06:24:49,610 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:24:49,610 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:24:49,611 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 06:24:49,644 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:24:49,644 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:24:49,644 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:49,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:49,645 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:49,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-20 06:24:49,646 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 06:24:49,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:49,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:49,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:49,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:49,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:24:49,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:24:49,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:49,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:49,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:49,688 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:24:49,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:49,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:49,689 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:49,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-20 06:24:49,690 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 06:24:49,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:49,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:49,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:49,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:49,698 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:49,700 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:49,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:49,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:49,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:49,735 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:24:49,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:49,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:49,755 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:49,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:24:49,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:49,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:49,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:49,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:49,770 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:49,773 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:49,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:49,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-20 06:24:49,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:49,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:49,837 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:24:49,838 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:49,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:49,839 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:49,841 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 06:24:49,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:49,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:49,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:49,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:49,852 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:49,855 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:49,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:49,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-20 06:24:49,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:49,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-11-20 06:24:49,904 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:24:49,904 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:49,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:49,906 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:49,910 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 06:24:49,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:49,923 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:49,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:49,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:49,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:49,923 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:49,926 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:49,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:49,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-20 06:24:49,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:49,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:49,992 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:24:49,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:49,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:49,993 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:49,996 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 06:24:50,009 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:50,009 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:24:50,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:50,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:50,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:50,009 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:50,013 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:50,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:50,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-20 06:24:50,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:50,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-20 06:24:50,071 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:24:50,072 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:50,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:50,073 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:50,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-20 06:24:50,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:24:50,085 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:50,085 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:50,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:50,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:50,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:50,085 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:50,090 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:50,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:50,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:50,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-11-20 06:24:50,161 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:24:50,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:50,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:50,162 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:50,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-20 06:24:50,164 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 06:24:50,172 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:50,172 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:50,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:50,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:50,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:50,173 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:50,175 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:50,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:50,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:50,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:50,214 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:24:50,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:50,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:50,216 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:50,225 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 06:24:50,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-20 06:24:50,234 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:50,234 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:50,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:50,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:50,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:50,234 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:24:50,238 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:24:50,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:50,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:50,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:50,366 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:24:50,366 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:24:50,366 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:24:50,366 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:24:50,367 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:24:50,367 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:50,367 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:24:50,367 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:24:50,367 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo1-both-t.c_Iteration1_Lasso [2021-11-20 06:24:50,367 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:24:50,367 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:24:50,370 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 06:24:50,387 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 06:24:50,390 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 06:24:50,392 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 06:24:50,472 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:24:50,472 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:24:50,472 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:50,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:50,476 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:50,503 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:24:50,503 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:24:50,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-20 06:24:50,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:50,564 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:50,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:50,564 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:50,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-20 06:24:50,568 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:24:50,568 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:24:50,580 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:24:50,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-11-20 06:24:50,601 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:24:50,601 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:24:50,601 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:24:50,601 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:24:50,601 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:24:50,601 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:50,601 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:24:50,601 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:24:50,601 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo1-both-t.c_Iteration1_Lasso [2021-11-20 06:24:50,602 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:24:50,602 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:24:50,604 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 06:24:50,621 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 06:24:50,626 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 06:24:50,629 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 06:24:50,710 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:24:50,710 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:24:50,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:50,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:50,712 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:50,714 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 06:24:50,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-20 06:24:50,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:50,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:50,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:50,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:24:50,727 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:24:50,727 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:24:50,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:50,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:50,755 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:50,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:50,756 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:50,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-20 06:24:50,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:24:50,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:50,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:50,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:50,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:50,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:24:50,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:24:50,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:50,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:50,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:50,788 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:50,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:50,789 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:50,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-20 06:24:50,791 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 06:24:50,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:50,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:50,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:50,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:50,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:24:50,808 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:24:50,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:50,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:50,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-11-20 06:24:50,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:50,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:50,845 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:50,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-20 06:24:50,846 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 06:24:50,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:50,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:50,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:50,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:50,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:24:50,859 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:24:50,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:50,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:50,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-11-20 06:24:50,895 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:24:50,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:50,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:50,896 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:50,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-20 06:24:50,898 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 06:24:50,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:50,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:50,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:50,907 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:50,914 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:24:50,914 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:24:50,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:50,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:50,951 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:50,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:50,952 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:50,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-20 06:24:50,953 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 06:24:50,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:50,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:50,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:50,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:50,965 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:50,966 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:50,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:50,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:51,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-11-20 06:24:51,016 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:51,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:51,017 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:51,026 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 06:24:51,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:51,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:51,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:51,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:51,037 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:51,038 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:51,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:51,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-20 06:24:51,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:51,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:51,087 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:51,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:51,088 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:51,092 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 06:24:51,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:51,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:51,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:51,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:51,102 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:51,103 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:51,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:51,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-20 06:24:51,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:51,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:51,149 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:24:51,149 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:51,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:51,150 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:51,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-20 06:24:51,151 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 06:24:51,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:51,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:51,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:51,160 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:51,167 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:24:51,168 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:24:51,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:51,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:51,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:51,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:51,235 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:51,243 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 06:24:51,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:51,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:51,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:51,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:51,253 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:51,254 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:51,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:51,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-20 06:24:51,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:51,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-11-20 06:24:51,308 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:51,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:51,309 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:51,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-20 06:24:51,310 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 06:24:51,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:51,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:51,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:51,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:51,319 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:51,319 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:51,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:51,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:51,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-11-20 06:24:51,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:51,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:51,349 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:51,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-20 06:24:51,351 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 06:24:51,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:51,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:51,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:51,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:51,359 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:51,360 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:51,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:51,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:51,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:51,416 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:24:51,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:51,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:51,419 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:51,426 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 06:24:51,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:51,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:51,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:51,437 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:51,446 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:24:51,446 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:24:51,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-20 06:24:51,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:51,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:51,502 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:51,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:51,503 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:51,505 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 06:24:51,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:51,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:51,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:51,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:51,515 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:51,516 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:51,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:51,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-20 06:24:51,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:51,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:51,568 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:51,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:51,569 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:51,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:24:51,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:51,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:51,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:51,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:51,582 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:51,583 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:51,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:51,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-20 06:24:51,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:51,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:51,643 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:51,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:51,647 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:51,649 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 06:24:51,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:24:51,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:51,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:51,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:51,661 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:51,662 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:51,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:51,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-20 06:24:51,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:51,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:51,722 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:24:51,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:51,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:51,724 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:51,727 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 06:24:51,739 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:51,740 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:51,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:51,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:51,740 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:51,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-20 06:24:51,748 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:24:51,748 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:24:51,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:51,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:51,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:51,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:51,816 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:51,818 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 06:24:51,830 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:51,830 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:51,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:51,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:51,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:51,831 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:51,831 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:51,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:51,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-20 06:24:51,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:51,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:51,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:51,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:51,880 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:51,882 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 06:24:51,894 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:51,894 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:51,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:51,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:51,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:51,895 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:51,895 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:51,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:51,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-20 06:24:51,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:51,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:51,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:51,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:51,944 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:51,946 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 06:24:51,958 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:51,958 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:51,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:51,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:51,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:51,958 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:24:51,959 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:24:51,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:51,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-20 06:24:51,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:52,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:52,008 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:24:52,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:52,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:52,009 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:52,010 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 06:24:52,021 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:52,021 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:24:52,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:52,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:52,021 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:52,030 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:24:52,030 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:24:52,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-20 06:24:52,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:52,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:52,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:52,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:52,091 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:52,093 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 06:24:52,102 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:52,103 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:24:52,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:52,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:52,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:52,103 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:52,104 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:52,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:52,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-20 06:24:52,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:52,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:52,146 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:52,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:52,148 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:52,151 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 06:24:52,163 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:52,163 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:24:52,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:52,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:52,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:52,164 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:52,165 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:52,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:52,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-20 06:24:52,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:52,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:52,221 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:52,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:52,222 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:52,227 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 06:24:52,237 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:52,237 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:24:52,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:52,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:52,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:52,238 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:52,239 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:52,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:52,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-20 06:24:52,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:52,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:52,295 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:24:52,295 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:52,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:52,296 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:52,298 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 06:24:52,311 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:52,311 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:52,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:52,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:52,311 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:52,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-20 06:24:52,324 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:24:52,324 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:24:52,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:52,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:52,416 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:52,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:52,418 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:52,419 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 06:24:52,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-20 06:24:52,431 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:52,431 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:52,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:52,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:52,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:52,431 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:52,433 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:52,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:52,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:52,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:52,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:52,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:52,486 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:52,490 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 06:24:52,500 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:52,500 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:52,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:52,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:52,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:52,500 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:52,501 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:52,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:52,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-20 06:24:52,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:52,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:52,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:52,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:52,547 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:52,549 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 06:24:52,559 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:52,559 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:52,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:52,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:52,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:52,560 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:24:52,561 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:24:52,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:52,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-20 06:24:52,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:52,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:52,621 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:24:52,621 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:52,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:52,622 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:52,631 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 06:24:52,643 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:52,643 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:52,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:52,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:52,643 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:52,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-20 06:24:52,654 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:24:52,655 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:24:52,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:52,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:52,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:52,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:52,730 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:52,736 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 06:24:52,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-20 06:24:52,747 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:52,748 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:52,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:52,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:52,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:52,748 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:52,749 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:52,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:52,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:52,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:52,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:52,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:52,804 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:52,806 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 06:24:52,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-20 06:24:52,818 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:52,818 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:52,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:52,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:52,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:52,818 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:52,819 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:52,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:52,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:52,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:52,870 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:52,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:52,871 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:52,873 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 06:24:52,884 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:52,884 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:24:52,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:52,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:52,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:52,885 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:24:52,886 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:24:52,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:52,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-20 06:24:52,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:52,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:52,938 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:24:52,939 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:52,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:52,940 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:52,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:24:52,952 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:52,953 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:52,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:52,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:52,953 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:24:52,965 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:24:52,965 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:24:52,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-20 06:24:52,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:53,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:53,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:53,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:53,039 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:53,041 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 06:24:53,052 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:53,052 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:53,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:53,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:53,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:53,053 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:24:53,054 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:24:53,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:53,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-20 06:24:53,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:53,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:53,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:53,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:53,109 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:53,111 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 06:24:53,122 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:53,122 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:53,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:53,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:53,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:53,123 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:24:53,124 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:24:53,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:53,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-20 06:24:53,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:53,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:53,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:24:53,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:24:53,185 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:24:53,187 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 06:24:53,198 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:24:53,198 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:24:53,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:24:53,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:24:53,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:24:53,199 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:24:53,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:24:53,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:24:53,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-20 06:24:53,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:24:53,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:53,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 06:24:53 BoogieIcfgContainer [2021-11-20 06:24:53,262 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 06:24:53,264 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:24:53,264 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:24:53,264 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:24:53,265 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:24:44" (3/4) ... [2021-11-20 06:24:53,268 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 06:24:53,268 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:24:53,270 INFO L158 Benchmark]: Toolchain (without parser) took 9663.66ms. Allocated memory was 81.8MB in the beginning and 123.7MB in the end (delta: 41.9MB). Free memory was 43.2MB in the beginning and 84.3MB in the end (delta: -41.1MB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. [2021-11-20 06:24:53,270 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 81.8MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:24:53,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.86ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 43.0MB in the beginning and 79.6MB in the end (delta: -36.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-20 06:24:53,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.54ms. Allocated memory is still 102.8MB. Free memory was 79.5MB in the beginning and 78.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:24:53,273 INFO L158 Benchmark]: Boogie Preprocessor took 22.27ms. Allocated memory is still 102.8MB. Free memory was 78.2MB in the beginning and 77.3MB in the end (delta: 956.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 06:24:53,276 INFO L158 Benchmark]: RCFGBuilder took 316.92ms. Allocated memory is still 102.8MB. Free memory was 77.3MB in the beginning and 69.2MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:24:53,276 INFO L158 Benchmark]: BuchiAutomizer took 9016.70ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 69.0MB in the beginning and 84.3MB in the end (delta: -15.4MB). Peak memory consumption was 56.7MB. Max. memory is 16.1GB. [2021-11-20 06:24:53,276 INFO L158 Benchmark]: Witness Printer took 4.51ms. Allocated memory is still 123.7MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:24:53,279 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 81.8MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.86ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 43.0MB in the beginning and 79.6MB in the end (delta: -36.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.54ms. Allocated memory is still 102.8MB. Free memory was 79.5MB in the beginning and 78.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.27ms. Allocated memory is still 102.8MB. Free memory was 78.2MB in the beginning and 77.3MB in the end (delta: 956.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 316.92ms. Allocated memory is still 102.8MB. Free memory was 77.3MB in the beginning and 69.2MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 9016.70ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 69.0MB in the beginning and 84.3MB in the end (delta: -15.4MB). Peak memory consumption was 56.7MB. Max. memory is 16.1GB. * Witness Printer took 4.51ms. Allocated memory is still 123.7MB. Free memory is still 84.3MB. 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 8.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 8.8s. 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: inital40 mio100 ax100 hnf98 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq170 hnf93 smp100 dnf100 smp100 tf102 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 59ms VariablesStem: 4 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~z~0#1, main_~k~0#1, main_~x~0#1, main_~y~0#1, main_~c~0#1;havoc main_~z~0#1;havoc main_~k~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~c~0#1;main_~z~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := 1;main_~y~0#1 := main_~z~0#1;main_~c~0#1 := 1;" "assume !false;" "assume !!(1 + (main_~x~0#1 * main_~z~0#1 - main_~x~0#1 - main_~y~0#1) + main_~c~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~x~0#1 := 1 + main_~x~0#1 * main_~z~0#1;main_~y~0#1 := main_~y~0#1 * main_~z~0#1;" Loop: "assume !false;" "assume !!(1 + (main_~x~0#1 * main_~z~0#1 - main_~x~0#1 - main_~y~0#1) + main_~c~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~x~0#1 := 1 + main_~x~0#1 * main_~z~0#1;main_~y~0#1 := main_~y~0#1 * main_~z~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-20 06:24:53,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:53,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Ended with exit code 0 [2021-11-20 06:24:53,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:53,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-20 06:24:54,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-20 06:24:54,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/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_09d23c2c-8ebc-4a46-9f40-1a61eda8ada1/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