./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/mannadiv-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/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_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/mannadiv-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/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_7ffebd6f-b372-4712-8be1-9d6bd51ce582/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 a4ee3173d4326d2443fe4f7d029b1e0a0868617520cce12a9401fb6c28521ea0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 05:48:56,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 05:48:56,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 05:48:56,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 05:48:56,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 05:48:56,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 05:48:56,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 05:48:56,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 05:48:56,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 05:48:56,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 05:48:56,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 05:48:56,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 05:48:56,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 05:48:56,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 05:48:56,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 05:48:56,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 05:48:56,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 05:48:56,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 05:48:56,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 05:48:56,423 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 05:48:56,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 05:48:56,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 05:48:56,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 05:48:56,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 05:48:56,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 05:48:56,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 05:48:56,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 05:48:56,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 05:48:56,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 05:48:56,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 05:48:56,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 05:48:56,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 05:48:56,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 05:48:56,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 05:48:56,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 05:48:56,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 05:48:56,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 05:48:56,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 05:48:56,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 05:48:56,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 05:48:56,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 05:48:56,455 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-20 05:48:56,505 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 05:48:56,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 05:48:56,505 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 05:48:56,506 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 05:48:56,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 05:48:56,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 05:48:56,508 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 05:48:56,510 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 05:48:56,510 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 05:48:56,510 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 05:48:56,512 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 05:48:56,512 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 05:48:56,512 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 05:48:56,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 05:48:56,513 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 05:48:56,513 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 05:48:56,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 05:48:56,514 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 05:48:56,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 05:48:56,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 05:48:56,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 05:48:56,515 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 05:48:56,515 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 05:48:56,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 05:48:56,516 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 05:48:56,516 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 05:48:56,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 05:48:56,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 05:48:56,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 05:48:56,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 05:48:56,518 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 05:48:56,518 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 05:48:56,520 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 05:48:56,520 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_7ffebd6f-b372-4712-8be1-9d6bd51ce582/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4ee3173d4326d2443fe4f7d029b1e0a0868617520cce12a9401fb6c28521ea0 [2021-11-20 05:48:56,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 05:48:56,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 05:48:56,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 05:48:56,876 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 05:48:56,877 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 05:48:56,879 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/termination-nla/mannadiv-both-nt.c [2021-11-20 05:48:56,959 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/data/ba318128c/e22eddf042f84ae08decdd3a0eca650d/FLAGc30e0eb64 [2021-11-20 05:48:57,524 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 05:48:57,525 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/sv-benchmarks/c/termination-nla/mannadiv-both-nt.c [2021-11-20 05:48:57,537 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/data/ba318128c/e22eddf042f84ae08decdd3a0eca650d/FLAGc30e0eb64 [2021-11-20 05:48:57,908 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/data/ba318128c/e22eddf042f84ae08decdd3a0eca650d [2021-11-20 05:48:57,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 05:48:57,913 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 05:48:57,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 05:48:57,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 05:48:57,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 05:48:57,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:48:57" (1/1) ... [2021-11-20 05:48:57,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aa2a12e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:57, skipping insertion in model container [2021-11-20 05:48:57,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:48:57" (1/1) ... [2021-11-20 05:48:57,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 05:48:57,952 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 05:48:58,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:48:58,163 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 05:48:58,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:48:58,209 INFO L208 MainTranslator]: Completed translation [2021-11-20 05:48:58,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:58 WrapperNode [2021-11-20 05:48:58,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 05:48:58,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 05:48:58,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 05:48:58,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 05:48:58,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:58" (1/1) ... [2021-11-20 05:48:58,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:58" (1/1) ... [2021-11-20 05:48:58,257 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2021-11-20 05:48:58,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 05:48:58,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 05:48:58,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 05:48:58,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 05:48:58,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:58" (1/1) ... [2021-11-20 05:48:58,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:58" (1/1) ... [2021-11-20 05:48:58,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:58" (1/1) ... [2021-11-20 05:48:58,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:58" (1/1) ... [2021-11-20 05:48:58,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:58" (1/1) ... [2021-11-20 05:48:58,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:58" (1/1) ... [2021-11-20 05:48:58,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:58" (1/1) ... [2021-11-20 05:48:58,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 05:48:58,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 05:48:58,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 05:48:58,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 05:48:58,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:58" (1/1) ... [2021-11-20 05:48:58,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:48:58,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:48:58,323 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:48:58,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 05:48:58,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 05:48:58,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 05:48:58,455 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 05:48:58,457 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 05:48:58,556 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 05:48:58,562 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 05:48:58,563 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 05:48:58,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:48:58 BoogieIcfgContainer [2021-11-20 05:48:58,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 05:48:58,566 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 05:48:58,566 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 05:48:58,570 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 05:48:58,571 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 05:48:58,571 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 05:48:57" (1/3) ... [2021-11-20 05:48:58,573 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f009703 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 05:48:58, skipping insertion in model container [2021-11-20 05:48:58,573 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 05:48:58,573 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:48:58" (2/3) ... [2021-11-20 05:48:58,574 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f009703 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 05:48:58, skipping insertion in model container [2021-11-20 05:48:58,574 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 05:48:58,574 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:48:58" (3/3) ... [2021-11-20 05:48:58,576 INFO L388 chiAutomizerObserver]: Analyzing ICFG mannadiv-both-nt.c [2021-11-20 05:48:58,627 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 05:48:58,628 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 05:48:58,628 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 05:48:58,628 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 05:48:58,628 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 05:48:58,628 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 05:48:58,629 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 05:48:58,629 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 05:48:58,643 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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 05:48:58,662 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-20 05:48:58,662 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:48:58,662 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:48:58,674 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-20 05:48:58,674 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-20 05:48:58,674 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 05:48:58,674 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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 05:48:58,676 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-20 05:48:58,676 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:48:58,677 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:48:58,677 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-20 05:48:58,677 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-20 05:48:58,700 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#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_~x1~0#1, main_~x2~0#1, main_~y1~0#1, main_~y2~0#1, main_~y3~0#1;havoc main_~x1~0#1;havoc main_~x2~0#1;havoc main_~y1~0#1;havoc main_~y2~0#1;havoc main_~y3~0#1;main_~x1~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x2~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 10#L32true assume !(main_~x1~0#1 < 0 || 0 == main_~x2~0#1);main_~y1~0#1 := 0;main_~y2~0#1 := 0;main_~y3~0#1 := main_~x1~0#1; 6#L45-2true [2021-11-20 05:48:58,701 INFO L793 eck$LassoCheckResult]: Loop: 6#L45-2true assume !false; 7#L43true assume !!(main_~y1~0#1 * main_~x2~0#1 + main_~y2~0#1 + main_~y3~0#1 == main_~x1~0#1); 8#L45true assume 1 + main_~y2~0#1 == main_~x2~0#1;main_~y1~0#1 := 1 + main_~y1~0#1;main_~y2~0#1 := 0;main_~y3~0#1 := main_~y3~0#1 - 1; 6#L45-2true [2021-11-20 05:48:58,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:48:58,707 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-11-20 05:48:58,727 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:48:58,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175816656] [2021-11-20 05:48:58,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:48:58,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:48:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:48:58,815 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:48:58,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:48:58,841 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:48:58,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:48:58,845 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 1 times [2021-11-20 05:48:58,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:48:58,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978753017] [2021-11-20 05:48:58,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:48:58,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:48:58,854 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:48:58,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [101835596] [2021-11-20 05:48:58,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:48:58,856 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:48:58,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:48:58,888 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:48:58,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 05:48:58,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:48:58,967 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:48:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:48:59,004 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:48:59,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:48:59,020 INFO L85 PathProgramCache]: Analyzing trace with hash 889575311, now seen corresponding path program 1 times [2021-11-20 05:48:59,020 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:48:59,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36435177] [2021-11-20 05:48:59,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:48:59,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:48:59,028 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:48:59,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1280785837] [2021-11-20 05:48:59,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:48:59,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:48:59,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:48:59,038 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:48:59,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 05:48:59,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:48:59,094 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:48:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:48:59,111 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:48:59,222 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 05:48:59,223 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 05:48:59,223 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 05:48:59,223 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 05:48:59,223 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 05:48:59,224 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:48:59,224 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 05:48:59,224 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 05:48:59,224 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Loop [2021-11-20 05:48:59,224 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 05:48:59,225 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 05:48:59,248 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 05:48:59,421 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 05:48:59,422 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 05:48:59,425 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:48:59,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:48:59,450 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:48:59,454 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 05:48:59,454 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 05:48:59,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 05:48:59,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-20 05:48:59,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:48:59,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:48:59,514 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:48:59,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 05:48:59,516 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 05:48:59,516 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 05:48:59,550 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 05:48:59,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-20 05:48:59,586 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 05:48:59,587 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 05:48:59,587 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 05:48:59,587 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 05:48:59,587 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 05:48:59,587 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:48:59,587 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 05:48:59,587 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 05:48:59,588 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Loop [2021-11-20 05:48:59,588 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 05:48:59,588 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 05:48:59,590 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 05:48:59,694 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 05:48:59,699 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 05:48:59,701 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:48:59,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:48:59,702 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:48:59,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:48:59,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:48:59,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:48:59,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:48:59,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:48:59,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:48:59,727 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:48:59,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:48:59,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 05:48:59,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:48:59,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-20 05:48:59,793 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 05:48:59,793 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:48:59,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:48:59,797 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:48:59,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:48:59,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:48:59,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:48:59,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:48:59,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:48:59,818 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:48:59,823 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:48:59,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:48:59,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 05:48:59,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:48:59,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-11-20 05:48:59,876 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 05:48:59,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:48:59,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:48:59,878 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:48:59,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 05:48:59,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:48:59,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:48:59,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:48:59,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:48:59,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:48:59,897 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:48:59,912 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:48:59,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:48:59,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:48:59,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-20 05:48:59,970 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 05:48:59,970 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:48:59,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:48:59,973 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:48:59,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:48:59,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:48:59,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:48:59,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:48:59,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:48:59,999 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:00,013 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:00,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:00,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-20 05:49:00,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:00,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:00,076 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 05:49:00,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:00,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:00,081 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:00,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:00,108 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:00,108 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:00,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:00,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:00,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:00,109 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:00,121 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:49:00,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:00,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-20 05:49:00,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:00,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:00,174 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 05:49:00,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:00,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:00,175 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:00,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-20 05:49:00,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:00,191 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:00,191 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 05:49:00,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:00,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:00,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:00,192 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:00,214 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:00,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:00,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:00,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:00,280 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 05:49:00,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:00,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:00,285 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:00,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:00,310 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:00,310 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:00,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:00,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:00,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:00,311 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:00,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-20 05:49:00,326 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:00,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:00,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:00,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:00,395 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 05:49:00,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:00,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:00,397 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:00,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-20 05:49:00,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:00,408 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:00,408 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:00,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:00,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:00,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:00,409 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:00,415 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:00,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:00,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:00,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:00,483 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 05:49:00,483 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:00,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:00,485 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:00,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-20 05:49:00,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:00,509 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:00,509 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:00,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:00,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:00,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:00,510 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 05:49:00,521 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:49:00,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:00,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:00,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:00,627 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 05:49:00,627 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 05:49:00,628 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 05:49:00,628 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 05:49:00,628 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 05:49:00,628 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:00,628 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 05:49:00,628 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 05:49:00,629 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Lasso [2021-11-20 05:49:00,629 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 05:49:00,629 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 05:49:00,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:49:00,656 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 05:49:00,659 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 05:49:00,662 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 05:49:00,805 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 05:49:00,805 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 05:49:00,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:00,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:00,809 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:00,816 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 05:49:00,817 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 05:49:00,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-20 05:49:00,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:00,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:00,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:00,885 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:00,891 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 05:49:00,891 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 05:49:00,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-20 05:49:00,928 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 05:49:00,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:00,968 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 05:49:00,968 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 05:49:00,968 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 05:49:00,968 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 05:49:00,968 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 05:49:00,969 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:00,969 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 05:49:00,969 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 05:49:00,969 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Lasso [2021-11-20 05:49:00,969 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 05:49:00,969 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 05:49:00,971 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 05:49:00,974 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 05:49:00,998 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 05:49:01,001 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 05:49:01,138 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 05:49:01,138 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 05:49:01,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:01,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:01,141 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:01,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-20 05:49:01,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:01,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:01,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:01,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:01,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:01,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:49:01,163 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:49:01,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:01,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:01,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:01,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:01,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:01,226 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:01,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:01,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:01,244 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-20 05:49:01,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:01,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:49:01,261 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-20 05:49:01,262 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:49:01,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-20 05:49:01,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:01,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:01,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:01,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:01,345 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:01,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:01,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:01,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:01,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:01,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:01,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:49:01,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:49:01,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:01,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-20 05:49:01,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:01,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:01,421 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:01,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:01,422 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:01,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:01,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:01,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:01,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:01,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:01,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:49:01,452 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:49:01,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:01,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-20 05:49:01,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:01,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:01,515 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 05:49:01,515 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:01,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:01,518 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:01,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:01,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:01,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:01,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:01,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:01,537 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:01,542 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:49:01,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:01,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-20 05:49:01,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:01,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:01,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:01,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:01,599 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:01,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-20 05:49:01,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:01,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:01,622 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-20 05:49:01,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:01,623 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:01,634 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 05:49:01,634 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 05:49:01,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:01,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:01,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:01,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:01,689 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:01,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:01,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:01,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:01,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:01,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:01,704 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:01,704 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:49:01,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:01,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-20 05:49:01,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:01,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:01,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:01,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:01,757 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:01,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:01,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:01,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:01,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:01,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:01,769 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:01,770 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:49:01,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:01,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-20 05:49:01,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:01,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:01,818 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 05:49:01,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:01,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:01,820 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:01,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:01,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:01,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:01,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:01,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:01,833 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:01,834 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:01,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:01,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-20 05:49:01,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:01,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:01,884 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:01,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:01,886 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:01,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:01,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:01,899 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-20 05:49:01,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:01,899 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:01,915 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-20 05:49:01,915 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 05:49:01,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-20 05:49:01,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:01,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:01,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:01,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:01,982 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:01,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:01,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:01,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:01,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:01,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:01,993 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:01,997 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:01,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:01,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-20 05:49:02,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:02,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-11-20 05:49:02,023 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:02,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:02,024 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:02,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-20 05:49:02,026 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 05:49:02,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:02,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:02,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:02,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:02,034 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:02,035 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:02,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:02,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:02,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-11-20 05:49:02,056 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 05:49:02,056 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:02,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:02,056 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:02,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-20 05:49:02,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:02,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:02,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:02,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:02,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:02,069 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:02,070 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:02,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:02,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:02,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:02,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:02,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:02,111 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:02,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-20 05:49:02,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:02,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:02,123 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-20 05:49:02,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:02,123 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:02,141 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-11-20 05:49:02,142 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 05:49:02,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:02,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:02,213 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:02,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:02,214 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:02,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:02,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:02,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:02,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-20 05:49:02,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:02,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:02,241 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:02,244 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:02,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:02,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:02,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:02,284 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:02,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:02,284 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:02,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-20 05:49:02,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:02,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:02,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:02,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:02,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:02,294 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:02,295 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:02,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:02,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:02,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:02,321 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 05:49:02,321 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:02,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:02,322 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:02,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-20 05:49:02,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:02,334 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:02,334 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:02,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:02,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:02,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:02,334 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:02,335 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:49:02,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:02,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:02,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-11-20 05:49:02,396 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:02,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:02,397 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:02,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-20 05:49:02,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:02,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:02,408 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:02,408 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-20 05:49:02,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:02,408 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:02,421 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 05:49:02,421 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 05:49:02,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:02,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:02,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:02,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:02,489 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:02,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-20 05:49:02,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:02,502 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:02,502 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:02,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:02,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:02,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:02,503 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:02,504 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:49:02,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:02,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:02,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:02,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:02,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:02,563 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:02,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:02,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-20 05:49:02,578 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:02,578 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:02,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:02,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:02,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:02,578 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:02,580 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:49:02,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:02,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:02,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:02,622 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 05:49:02,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:02,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:02,623 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:02,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-20 05:49:02,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:02,640 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:02,640 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 05:49:02,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:02,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:02,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:02,641 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:02,642 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:02,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:02,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:02,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:02,702 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:02,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:02,703 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:02,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-20 05:49:02,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:02,716 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:02,716 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 05:49:02,716 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-20 05:49:02,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:02,717 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:02,735 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-20 05:49:02,735 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 05:49:02,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:02,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:02,835 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:02,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:02,836 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:02,841 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 05:49:02,851 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:02,852 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 05:49:02,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:02,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:02,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:02,852 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:02,854 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:02,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:02,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-20 05:49:02,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:02,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:02,921 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:02,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:02,923 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:02,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:02,946 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:02,946 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 05:49:02,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:02,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:02,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:02,947 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:02,948 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:02,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:02,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-20 05:49:02,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:02,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:02,994 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 05:49:02,995 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:02,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:02,997 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:02,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-20 05:49:02,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:03,008 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:03,008 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:03,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:03,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:03,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:03,009 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:03,011 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:03,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:03,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:03,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:03,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:03,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:03,069 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:03,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:03,086 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:03,086 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:03,086 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-20 05:49:03,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:03,087 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:03,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-20 05:49:03,109 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-11-20 05:49:03,109 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 05:49:03,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:03,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-20 05:49:03,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:03,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:03,232 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:03,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-20 05:49:03,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:03,242 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:03,242 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:03,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:03,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:03,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:03,243 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:03,244 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:03,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:03,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:03,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-11-20 05:49:03,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:03,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:03,303 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:03,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-20 05:49:03,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:03,322 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:03,322 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:03,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:03,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:03,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:03,323 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:03,324 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:03,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:03,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:03,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:03,395 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 05:49:03,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:03,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:03,397 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:03,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:03,416 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:03,416 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:03,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:03,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:03,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:03,417 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:03,418 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:03,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:03,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-20 05:49:03,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:03,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:03,476 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:03,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:03,477 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:03,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:03,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-20 05:49:03,490 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:03,491 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:03,491 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-20 05:49:03,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:03,491 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:03,506 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-20 05:49:03,506 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 05:49:03,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:03,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-11-20 05:49:03,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:03,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:03,552 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:03,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-20 05:49:03,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:03,561 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:03,561 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:03,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:03,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:03,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:03,561 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:03,562 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:03,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:03,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:03,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-20 05:49:03,585 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:03,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:03,586 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:03,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-20 05:49:03,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:03,595 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:03,595 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:03,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:03,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:03,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:03,595 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:03,596 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:03,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:03,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:03,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:03,617 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 05:49:03,617 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:03,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:03,618 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:03,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-20 05:49:03,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:03,626 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:03,626 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:03,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:03,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:03,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:03,627 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 05:49:03,627 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:49:03,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:03,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:03,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:03,664 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:03,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:03,665 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:03,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-20 05:49:03,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:03,674 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:03,674 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:03,675 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-20 05:49:03,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:03,675 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 05:49:03,697 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-11-20 05:49:03,697 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 05:49:03,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:03,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:03,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:03,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:03,807 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:03,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:03,824 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:03,824 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:03,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:03,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:03,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:03,824 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 05:49:03,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-20 05:49:03,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:49:03,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:03,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:03,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:03,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:03,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:03,881 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:03,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:03,895 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:03,895 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:03,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:03,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:03,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:03,896 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 05:49:03,897 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:49:03,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:03,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-20 05:49:03,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:03,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:03,942 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-20 05:49:03,942 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#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_~x1~0#1, main_~x2~0#1, main_~y1~0#1, main_~y2~0#1, main_~y3~0#1;havoc main_~x1~0#1;havoc main_~x2~0#1;havoc main_~y1~0#1;havoc main_~y2~0#1;havoc main_~y3~0#1;main_~x1~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x2~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 10#L32true assume !(main_~x1~0#1 < 0 || 0 == main_~x2~0#1);main_~y1~0#1 := 0;main_~y2~0#1 := 0;main_~y3~0#1 := main_~x1~0#1; 6#L45-2true assume !false; 7#L43true assume !!(main_~y1~0#1 * main_~x2~0#1 + main_~y2~0#1 + main_~y3~0#1 == main_~x1~0#1); 8#L45true assume 1 + main_~y2~0#1 == main_~x2~0#1;main_~y1~0#1 := 1 + main_~y1~0#1;main_~y2~0#1 := 0;main_~y3~0#1 := main_~y3~0#1 - 1; 6#L45-2true [2021-11-20 05:49:03,942 INFO L793 eck$LassoCheckResult]: Loop: 6#L45-2true assume !false; 7#L43true assume !!(main_~y1~0#1 * main_~x2~0#1 + main_~y2~0#1 + main_~y3~0#1 == main_~x1~0#1); 8#L45true assume 1 + main_~y2~0#1 == main_~x2~0#1;main_~y1~0#1 := 1 + main_~y1~0#1;main_~y2~0#1 := 0;main_~y3~0#1 := main_~y3~0#1 - 1; 6#L45-2true [2021-11-20 05:49:03,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:49:03,943 INFO L85 PathProgramCache]: Analyzing trace with hash 889575311, now seen corresponding path program 2 times [2021-11-20 05:49:03,944 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:49:03,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906445852] [2021-11-20 05:49:03,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:49:03,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:49:03,949 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:49:03,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2043835545] [2021-11-20 05:49:03,950 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 05:49:03,950 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:49:03,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:03,953 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:49:03,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2021-11-20 05:49:03,999 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 05:49:03,999 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 05:49:03,999 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:49:04,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:49:04,013 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:49:04,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:49:04,015 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 2 times [2021-11-20 05:49:04,015 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:49:04,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579362549] [2021-11-20 05:49:04,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:49:04,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:49:04,018 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:49:04,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1166891831] [2021-11-20 05:49:04,019 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 05:49:04,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:49:04,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:04,021 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:49:04,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2021-11-20 05:49:04,048 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 05:49:04,048 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 05:49:04,048 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:49:04,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:49:04,054 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:49:04,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:49:04,055 INFO L85 PathProgramCache]: Analyzing trace with hash 1389889732, now seen corresponding path program 3 times [2021-11-20 05:49:04,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:49:04,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197793853] [2021-11-20 05:49:04,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:49:04,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:49:04,061 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 05:49:04,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [457499427] [2021-11-20 05:49:04,062 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 05:49:04,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:49:04,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:04,068 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:49:04,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2021-11-20 05:49:04,104 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-20 05:49:04,104 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 05:49:04,105 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:49:04,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:49:04,115 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:49:04,160 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 05:49:04,160 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 05:49:04,161 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 05:49:04,161 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 05:49:04,161 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 05:49:04,161 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:04,161 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 05:49:04,161 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 05:49:04,162 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Loop [2021-11-20 05:49:04,162 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 05:49:04,162 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 05:49:04,163 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 05:49:04,225 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 05:49:04,226 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 05:49:04,226 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:04,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:04,228 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:04,230 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 05:49:04,230 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 05:49:04,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-20 05:49:04,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:04,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:04,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:04,289 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:04,291 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 05:49:04,291 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 05:49:04,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-20 05:49:04,324 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 05:49:04,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:04,358 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 05:49:04,358 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 05:49:04,358 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 05:49:04,359 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 05:49:04,359 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 05:49:04,359 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:04,359 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 05:49:04,359 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 05:49:04,359 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Loop [2021-11-20 05:49:04,359 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 05:49:04,359 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 05:49:04,360 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 05:49:04,419 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 05:49:04,419 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 05:49:04,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:04,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:04,420 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:04,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-20 05:49:04,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:04,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:04,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:04,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:04,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:04,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:49:04,433 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:49:04,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:04,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:04,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-11-20 05:49:04,456 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 05:49:04,456 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:04,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:04,457 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:04,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-20 05:49:04,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:04,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:04,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:04,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:04,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:04,467 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:04,470 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:49:04,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:04,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:04,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-11-20 05:49:04,505 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 05:49:04,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:04,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:04,506 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:04,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-20 05:49:04,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:04,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:04,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:04,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:04,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:04,516 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:04,521 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:04,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:04,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:04,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-11-20 05:49:04,576 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 05:49:04,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:04,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:04,578 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:04,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:04,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:04,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:04,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:04,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:04,598 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:04,601 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:04,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:04,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-20 05:49:04,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:04,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:04,658 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 05:49:04,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:04,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:04,659 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:04,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-20 05:49:04,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:04,674 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:04,674 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:04,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:04,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:04,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:04,674 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:04,677 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:49:04,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:04,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:04,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-11-20 05:49:04,720 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 05:49:04,721 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:04,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:04,721 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:04,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-20 05:49:04,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:04,731 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:04,731 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 05:49:04,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:04,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:04,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:04,732 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:04,734 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:04,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:04,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:04,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-20 05:49:04,790 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 05:49:04,791 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:04,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:04,792 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:04,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-20 05:49:04,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:04,801 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:04,802 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:04,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:04,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:04,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:04,802 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:04,807 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:04,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:04,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:04,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:04,881 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 05:49:04,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:04,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:04,882 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:04,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:04,899 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:04,899 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:04,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:04,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:04,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:04,900 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:04,903 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:04,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:04,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-20 05:49:04,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:04,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:04,951 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 05:49:04,951 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:04,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:04,955 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:04,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:04,971 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:04,971 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:04,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:04,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:04,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:04,972 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 05:49:04,977 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:49:04,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:04,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-20 05:49:05,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:05,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:05,135 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 05:49:05,135 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 05:49:05,135 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 05:49:05,135 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 05:49:05,136 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 05:49:05,136 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:05,136 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 05:49:05,136 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 05:49:05,136 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Lasso [2021-11-20 05:49:05,136 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 05:49:05,136 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 05:49:05,143 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 05:49:05,164 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 05:49:05,167 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 05:49:05,169 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 05:49:05,271 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 05:49:05,272 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 05:49:05,272 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:05,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:05,276 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:05,283 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 05:49:05,283 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 05:49:05,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-20 05:49:05,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:05,351 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:05,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:05,352 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:05,356 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 05:49:05,356 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 05:49:05,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-20 05:49:05,392 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 05:49:05,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:05,426 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 05:49:05,426 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 05:49:05,426 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 05:49:05,426 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 05:49:05,426 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 05:49:05,426 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:05,426 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 05:49:05,426 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 05:49:05,426 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Lasso [2021-11-20 05:49:05,426 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 05:49:05,426 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 05:49:05,428 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 05:49:05,432 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 05:49:05,434 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 05:49:05,436 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 05:49:05,561 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 05:49:05,561 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 05:49:05,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:05,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:05,564 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:05,566 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 05:49:05,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:05,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:05,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:05,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:05,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:49:05,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:49:05,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:05,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-20 05:49:05,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:05,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:05,629 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:05,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:05,633 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:05,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:05,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:05,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:05,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:05,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:05,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:49:05,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:49:05,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:05,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-20 05:49:05,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:05,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-11-20 05:49:05,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:05,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:05,690 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:05,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-20 05:49:05,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:05,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:05,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:05,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:05,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:05,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:49:05,708 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:49:05,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:05,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:05,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:05,734 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:05,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:05,735 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:05,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-20 05:49:05,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:05,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:05,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:05,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:05,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:49:05,753 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:49:05,753 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:49:05,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:05,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:05,782 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 05:49:05,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:05,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:05,783 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:05,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-20 05:49:05,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:05,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:05,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:05,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:05,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:05,792 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:05,792 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:49:05,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:05,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:05,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-11-20 05:49:05,813 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:05,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:05,814 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:05,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-20 05:49:05,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:05,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:05,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:05,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:05,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:05,824 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:05,824 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:49:05,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:05,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:05,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-11-20 05:49:05,852 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:05,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:05,853 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:05,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-20 05:49:05,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:05,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:05,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:05,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:05,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:05,862 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:05,863 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:49:05,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:05,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:05,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-11-20 05:49:05,884 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:05,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:05,884 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:05,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-20 05:49:05,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:05,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:05,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:05,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:05,893 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:05,901 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 05:49:05,901 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 05:49:05,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:05,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-20 05:49:05,943 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 05:49:05,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:05,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:05,944 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:05,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-20 05:49:05,946 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 05:49:05,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:05,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:05,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:05,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:05,955 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:05,956 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:05,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:05,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:05,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-11-20 05:49:05,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:05,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:05,986 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:05,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-20 05:49:05,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:05,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:05,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:05,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:05,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:05,996 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:05,996 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:05,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:05,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-11-20 05:49:06,018 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,019 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-20 05:49:06,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:06,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:06,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,029 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:06,029 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:06,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:06,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-11-20 05:49:06,050 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,051 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-20 05:49:06,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:06,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,061 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:06,069 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 05:49:06,070 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 05:49:06,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-11-20 05:49:06,106 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 05:49:06,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,107 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-20 05:49:06,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:06,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:06,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,117 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:06,117 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:06,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:06,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:06,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,176 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-20 05:49:06,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:06,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:06,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,203 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:06,204 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:06,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:06,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:06,258 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,259 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:06,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:06,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,272 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:06,273 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:06,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:06,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-20 05:49:06,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:06,319 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,320 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:49:06,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,334 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:06,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-20 05:49:06,347 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 05:49:06,348 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 05:49:06,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:06,413 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 05:49:06,413 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,414 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,427 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:06,427 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:06,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:06,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,427 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:06,428 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:49:06,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:06,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-20 05:49:06,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:06,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,470 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,486 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:06,487 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:06,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:06,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,487 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:06,488 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:49:06,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:06,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-20 05:49:06,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-11-20 05:49:06,519 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,520 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-20 05:49:06,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,529 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:06,529 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:06,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:06,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,529 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:06,530 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 05:49:06,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:06,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:06,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,552 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-20 05:49:06,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,561 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:06,561 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:06,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,562 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 05:49:06,569 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 05:49:06,569 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 05:49:06,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-11-20 05:49:06,618 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 05:49:06,618 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,619 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-20 05:49:06,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,627 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:06,627 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 05:49:06,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:06,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,627 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:06,628 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:06,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:06,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:06,651 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,652 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-20 05:49:06,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,660 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:06,660 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 05:49:06,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:06,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,661 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:06,661 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:06,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:06,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:06,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,683 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-20 05:49:06,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,693 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:06,693 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 05:49:06,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:06,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,693 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:06,694 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:06,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:06,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:06,716 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,716 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-20 05:49:06,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,725 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:06,725 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 05:49:06,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,726 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:06,744 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 05:49:06,744 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 05:49:06,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-11-20 05:49:06,797 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 05:49:06,798 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,798 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-20 05:49:06,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:06,808 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:06,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:06,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,808 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:06,809 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:06,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:06,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:06,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,834 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-20 05:49:06,836 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 05:49:06,844 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:06,844 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:06,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:06,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,845 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:06,846 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:06,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:06,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:06,870 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,870 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-20 05:49:06,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,880 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:06,880 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:06,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:06,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,881 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:06,882 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 05:49:06,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:06,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:06,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-11-20 05:49:06,911 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:06,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:06,911 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:06,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-20 05:49:06,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:06,920 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:06,921 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:06,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:06,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:06,921 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 05:49:06,941 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 05:49:06,941 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 05:49:07,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:07,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:07,074 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 05:49:07,074 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:07,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:07,075 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:07,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:07,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:07,092 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:07,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:07,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:07,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:07,093 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:07,094 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:07,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:07,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-20 05:49:07,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:07,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-11-20 05:49:07,132 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:07,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:07,133 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:07,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-20 05:49:07,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:07,141 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:07,142 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:07,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:07,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:07,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:07,142 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:07,143 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:07,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:07,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:07,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-11-20 05:49:07,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:07,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:07,184 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:07,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-20 05:49:07,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:07,193 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:07,194 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:07,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:07,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:07,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:07,194 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:07,195 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 05:49:07,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:07,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:07,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2021-11-20 05:49:07,256 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:07,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:07,257 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:07,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:07,270 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:07,270 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 05:49:07,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:07,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:07,270 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 05:49:07,280 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 05:49:07,280 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 05:49:07,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-20 05:49:07,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:07,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:07,347 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 05:49:07,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:07,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:07,348 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:07,351 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 05:49:07,361 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:07,362 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:07,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:07,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:07,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:07,362 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 05:49:07,363 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:49:07,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:07,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-20 05:49:07,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:07,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:07,413 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:07,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:07,417 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:07,419 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 05:49:07,429 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:07,429 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:07,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:07,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:07,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:07,430 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 05:49:07,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:49:07,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:07,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-20 05:49:07,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:07,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:07,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:07,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:07,492 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:07,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:07,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-20 05:49:07,503 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:07,503 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:07,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:49:07,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:07,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:07,504 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 05:49:07,504 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:49:07,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:49:07,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:07,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:07,529 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:49:07,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:49:07,529 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:49:07,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-20 05:49:07,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:49:07,542 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 05:49:07,542 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 05:49:07,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:49:07,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:49:07,542 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 05:49:07,556 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 05:49:07,556 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 05:49:07,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:49:07,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-11-20 05:49:07,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 05:49:07 BoogieIcfgContainer [2021-11-20 05:49:07,639 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 05:49:07,640 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 05:49:07,640 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 05:49:07,641 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 05:49:07,641 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:48:58" (3/4) ... [2021-11-20 05:49:07,644 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 05:49:07,644 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 05:49:07,646 INFO L158 Benchmark]: Toolchain (without parser) took 9731.87ms. Allocated memory was 90.2MB in the beginning and 142.6MB in the end (delta: 52.4MB). Free memory was 53.7MB in the beginning and 108.9MB in the end (delta: -55.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 05:49:07,646 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 90.2MB. Free memory is still 69.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 05:49:07,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.46ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 53.4MB in the beginning and 95.0MB in the end (delta: -41.6MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-20 05:49:07,647 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.39ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 93.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 05:49:07,648 INFO L158 Benchmark]: Boogie Preprocessor took 21.43ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 92.6MB in the end (delta: 834.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 05:49:07,650 INFO L158 Benchmark]: RCFGBuilder took 284.27ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 84.5MB in the end (delta: 8.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-20 05:49:07,651 INFO L158 Benchmark]: BuchiAutomizer took 9072.61ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 84.2MB in the beginning and 108.9MB in the end (delta: -24.6MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. [2021-11-20 05:49:07,651 INFO L158 Benchmark]: Witness Printer took 4.16ms. Allocated memory is still 142.6MB. Free memory is still 108.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 05:49:07,653 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 90.2MB. Free memory is still 69.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.46ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 53.4MB in the beginning and 95.0MB in the end (delta: -41.6MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.39ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 93.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.43ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 92.6MB in the end (delta: 834.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 284.27ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 84.5MB in the end (delta: 8.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 9072.61ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 84.2MB in the beginning and 108.9MB in the end (delta: -24.6MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. * Witness Printer took 4.16ms. Allocated memory is still 142.6MB. Free memory is still 108.9MB. 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 9.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 8.9s. 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: inital42 mio100 ax100 hnf93 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq209 hnf91 smp98 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 84ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x1~0#1, main_~x2~0#1, main_~y1~0#1, main_~y2~0#1, main_~y3~0#1;havoc main_~x1~0#1;havoc main_~x2~0#1;havoc main_~y1~0#1;havoc main_~y2~0#1;havoc main_~y3~0#1;main_~x1~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x2~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume !(main_~x1~0#1 < 0 || 0 == main_~x2~0#1);main_~y1~0#1 := 0;main_~y2~0#1 := 0;main_~y3~0#1 := main_~x1~0#1;" "assume !false;" "assume !!(main_~y1~0#1 * main_~x2~0#1 + main_~y2~0#1 + main_~y3~0#1 == main_~x1~0#1);" "assume 1 + main_~y2~0#1 == main_~x2~0#1;main_~y1~0#1 := 1 + main_~y1~0#1;main_~y2~0#1 := 0;main_~y3~0#1 := main_~y3~0#1 - 1;" Loop: "assume !false;" "assume !!(main_~y1~0#1 * main_~x2~0#1 + main_~y2~0#1 + main_~y3~0#1 == main_~x1~0#1);" "assume 1 + main_~y2~0#1 == main_~x2~0#1;main_~y1~0#1 := 1 + main_~y1~0#1;main_~y2~0#1 := 0;main_~y3~0#1 := main_~y3~0#1 - 1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-20 05:49:07,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Ended with exit code 0 [2021-11-20 05:49:07,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Ended with exit code 0 [2021-11-20 05:49:08,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:08,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-20 05:49:08,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-20 05:49:08,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ffebd6f-b372-4712-8be1-9d6bd51ce582/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with 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_7ffebd6f-b372-4712-8be1-9d6bd51ce582/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