./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/cohencu3-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/cohencu3-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3ca7ce9ebd9ab1a6eee9fc9006cb49cb4f31e2e39b3b21c759320bb8210d6441 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 17:36:32,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 17:36:32,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 17:36:32,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 17:36:32,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 17:36:32,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 17:36:32,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 17:36:32,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 17:36:32,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 17:36:32,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 17:36:32,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 17:36:32,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 17:36:32,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 17:36:32,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 17:36:32,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 17:36:32,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 17:36:32,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 17:36:32,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 17:36:32,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 17:36:32,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 17:36:32,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 17:36:32,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 17:36:32,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 17:36:32,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 17:36:32,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 17:36:32,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 17:36:32,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 17:36:32,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 17:36:32,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 17:36:32,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 17:36:32,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 17:36:32,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 17:36:32,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 17:36:32,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 17:36:32,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 17:36:32,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 17:36:32,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 17:36:32,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 17:36:32,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 17:36:32,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 17:36:32,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 17:36:32,421 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-13 17:36:32,468 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 17:36:32,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 17:36:32,475 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 17:36:32,475 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 17:36:32,477 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 17:36:32,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 17:36:32,477 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 17:36:32,477 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-13 17:36:32,478 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-13 17:36:32,478 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-13 17:36:32,479 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-13 17:36:32,479 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-13 17:36:32,480 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-13 17:36:32,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 17:36:32,480 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 17:36:32,480 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 17:36:32,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 17:36:32,481 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 17:36:32,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 17:36:32,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-13 17:36:32,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-13 17:36:32,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-13 17:36:32,482 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 17:36:32,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 17:36:32,482 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-13 17:36:32,482 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 17:36:32,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-13 17:36:32,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 17:36:32,485 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 17:36:32,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 17:36:32,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 17:36:32,486 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 17:36:32,487 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-13 17:36:32,487 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_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ca7ce9ebd9ab1a6eee9fc9006cb49cb4f31e2e39b3b21c759320bb8210d6441 [2021-11-13 17:36:32,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 17:36:32,777 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 17:36:32,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 17:36:32,781 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 17:36:32,782 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 17:36:32,784 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/termination-nla/cohencu3-both-nt.c [2021-11-13 17:36:32,871 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/data/a52cb1119/3d91991a5c6d4b8ea26c4c73b857cb73/FLAG90b5fc9fb [2021-11-13 17:36:33,296 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 17:36:33,297 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/sv-benchmarks/c/termination-nla/cohencu3-both-nt.c [2021-11-13 17:36:33,308 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/data/a52cb1119/3d91991a5c6d4b8ea26c4c73b857cb73/FLAG90b5fc9fb [2021-11-13 17:36:33,693 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/data/a52cb1119/3d91991a5c6d4b8ea26c4c73b857cb73 [2021-11-13 17:36:33,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 17:36:33,704 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 17:36:33,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 17:36:33,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 17:36:33,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 17:36:33,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:36:33" (1/1) ... [2021-11-13 17:36:33,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7006b6bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:36:33, skipping insertion in model container [2021-11-13 17:36:33,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:36:33" (1/1) ... [2021-11-13 17:36:33,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 17:36:33,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 17:36:33,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 17:36:33,923 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 17:36:33,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 17:36:33,950 INFO L208 MainTranslator]: Completed translation [2021-11-13 17:36:33,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:36:33 WrapperNode [2021-11-13 17:36:33,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 17:36:33,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 17:36:33,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 17:36:33,953 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 17:36:33,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:36:33" (1/1) ... [2021-11-13 17:36:33,966 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:36:33" (1/1) ... [2021-11-13 17:36:33,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 17:36:33,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 17:36:33,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 17:36:33,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 17:36:33,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:36:33" (1/1) ... [2021-11-13 17:36:33,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:36:33" (1/1) ... [2021-11-13 17:36:33,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:36:33" (1/1) ... [2021-11-13 17:36:34,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:36:33" (1/1) ... [2021-11-13 17:36:34,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:36:33" (1/1) ... [2021-11-13 17:36:34,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:36:33" (1/1) ... [2021-11-13 17:36:34,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:36:33" (1/1) ... [2021-11-13 17:36:34,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 17:36:34,012 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 17:36:34,012 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 17:36:34,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 17:36:34,015 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:36:33" (1/1) ... [2021-11-13 17:36:34,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:34,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:34,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:34,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-13 17:36:34,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 17:36:34,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 17:36:34,282 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 17:36:34,282 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 17:36:34,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:36:34 BoogieIcfgContainer [2021-11-13 17:36:34,284 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 17:36:34,285 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-13 17:36:34,285 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-13 17:36:34,288 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-13 17:36:34,288 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 17:36:34,289 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 05:36:33" (1/3) ... [2021-11-13 17:36:34,290 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f715c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 05:36:34, skipping insertion in model container [2021-11-13 17:36:34,291 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 17:36:34,291 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:36:33" (2/3) ... [2021-11-13 17:36:34,291 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1f715c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 05:36:34, skipping insertion in model container [2021-11-13 17:36:34,292 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 17:36:34,292 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:36:34" (3/3) ... [2021-11-13 17:36:34,294 INFO L388 chiAutomizerObserver]: Analyzing ICFG cohencu3-both-nt.c [2021-11-13 17:36:34,350 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-13 17:36:34,350 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-13 17:36:34,350 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-13 17:36:34,350 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-13 17:36:34,350 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-13 17:36:34,350 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-13 17:36:34,350 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-13 17:36:34,351 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-13 17:36:34,362 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:36:34,381 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-13 17:36:34,381 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 17:36:34,381 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 17:36:34,387 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-13 17:36:34,387 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-13 17:36:34,387 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-13 17:36:34,388 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 17:36:34,389 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-13 17:36:34,389 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 17:36:34,389 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 17:36:34,391 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-13 17:36:34,392 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-13 17:36:34,399 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6; 3#L32-2true [2021-11-13 17:36:34,400 INFO L793 eck$LassoCheckResult]: Loop: 3#L32-2true assume !!(main_~x~0#1 == main_~n~0#1 * main_~n~0#1 * main_~n~0#1);main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 3#L32-2true [2021-11-13 17:36:34,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:36:34,408 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-13 17:36:34,422 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:36:34,423 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454129586] [2021-11-13 17:36:34,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:36:34,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:36:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:36:34,515 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 17:36:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:36:34,556 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 17:36:34,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:36:34,561 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2021-11-13 17:36:34,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:36:34,562 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80409587] [2021-11-13 17:36:34,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:36:34,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:36:34,578 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 17:36:34,580 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1131729021] [2021-11-13 17:36:34,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:36:34,581 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 17:36:34,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:34,583 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 17:36:34,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 17:36:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:36:34,638 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 17:36:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:36:34,647 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 17:36:34,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:36:34,652 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2021-11-13 17:36:34,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:36:34,653 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15283354] [2021-11-13 17:36:34,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:36:34,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:36:34,660 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 17:36:34,669 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [346172871] [2021-11-13 17:36:34,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:36:34,669 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 17:36:34,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:34,705 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 17:36:34,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 17:36:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:36:34,803 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 17:36:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:36:34,812 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 17:36:34,992 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 17:36:34,992 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 17:36:34,993 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 17:36:34,993 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 17:36:34,993 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 17:36:34,993 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:34,993 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 17:36:34,993 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 17:36:34,994 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Loop [2021-11-13 17:36:34,994 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 17:36:34,994 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 17:36:35,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:36:35,092 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 17:36:35,093 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 17:36:35,095 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:35,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:35,130 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:35,132 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 17:36:35,132 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 17:36:35,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-13 17:36:35,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:35,181 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:35,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:35,182 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:35,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-13 17:36:35,184 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 17:36:35,184 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 17:36:35,225 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 17:36:35,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:35,259 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 17:36:35,259 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 17:36:35,259 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 17:36:35,260 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 17:36:35,260 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 17:36:35,260 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:35,260 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 17:36:35,260 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 17:36:35,260 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Loop [2021-11-13 17:36:35,260 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 17:36:35,260 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 17:36:35,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:36:35,353 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 17:36:35,358 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 17:36:35,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:35,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:35,369 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:35,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:35,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-13 17:36:35,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:35,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:35,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:35,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:35,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:36:35,398 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 17:36:35,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:35,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:35,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:35,459 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 17:36:35,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:35,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:35,460 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:35,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:35,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:35,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:35,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:35,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:35,478 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:36:35,490 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:36:35,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:35,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-13 17:36:35,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:35,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:35,554 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 17:36:35,554 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:35,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:35,557 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:35,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:35,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:35,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:35,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-13 17:36:35,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:35,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:35,577 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:35,587 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:36:35,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:35,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:35,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-11-13 17:36:35,625 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 17:36:35,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:35,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:35,626 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:35,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-13 17:36:35,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:35,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:35,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:35,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:35,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:35,638 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:36:35,649 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:36:35,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:35,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:35,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:35,688 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 17:36:35,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:35,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:35,689 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:35,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-13 17:36:35,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:35,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:35,708 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:36:35,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:35,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:35,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:35,709 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:36:35,715 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:36:35,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:35,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:35,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:35,772 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 17:36:35,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:35,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:35,773 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:35,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:35,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-13 17:36:35,784 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:35,784 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 17:36:35,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:35,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:35,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:35,785 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:35,794 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:36:35,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:35,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:35,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:35,866 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 17:36:35,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:35,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:35,868 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:35,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-13 17:36:35,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:35,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:35,891 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:36:35,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:35,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:35,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:35,892 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:36:35,905 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:36:35,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:35,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:36,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:36,037 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 17:36:36,037 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:36,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:36,038 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:36,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:36,056 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:36,056 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:36:36,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:36,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:36,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:36,057 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:36,062 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:36:36,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:36,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-13 17:36:36,081 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:36,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:36,118 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 17:36:36,118 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:36,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:36,121 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:36,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:36,140 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:36,140 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:36:36,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:36,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:36,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:36,141 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 17:36:36,151 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:36:36,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:36,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-13 17:36:36,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:36,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:36,245 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 17:36:36,245 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 17:36:36,245 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 17:36:36,245 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 17:36:36,245 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 17:36:36,245 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:36,246 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 17:36:36,246 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 17:36:36,246 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Lasso [2021-11-13 17:36:36,246 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 17:36:36,246 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 17:36:36,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:36:36,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:36:36,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:36:36,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:36:36,383 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 17:36:36,383 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 17:36:36,383 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:36,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:36,385 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:36,392 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 17:36:36,393 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 17:36:36,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-13 17:36:36,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:36,447 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:36,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:36,448 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:36,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-13 17:36:36,451 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 17:36:36,451 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 17:36:36,483 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 17:36:36,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:36,517 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 17:36:36,517 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 17:36:36,518 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 17:36:36,518 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 17:36:36,518 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 17:36:36,518 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:36,518 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 17:36:36,518 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 17:36:36,518 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Lasso [2021-11-13 17:36:36,518 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 17:36:36,518 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 17:36:36,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:36:36,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:36:36,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:36:36,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:36:36,652 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 17:36:36,652 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 17:36:36,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:36,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:36,657 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:36,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-13 17:36:36,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:36,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:36,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:36,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:36,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:36:36,681 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:36:36,681 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 17:36:36,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:36,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:36,733 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:36,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:36,734 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:36,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-13 17:36:36,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:36,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:36,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:36,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:36,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:36,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:36:36,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 17:36:36,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:36,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:36,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:36,801 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:36,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:36,805 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:36,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:36,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:36,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:36,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:36,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:36,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:36:36,821 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 17:36:36,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:36,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-13 17:36:36,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:36,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:36,874 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:36,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:36,875 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:36,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:36,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:36,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:36,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:36,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:36,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:36:36,901 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 17:36:36,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:36,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-13 17:36:36,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:36,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:36,949 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 17:36:36,950 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:36,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:36,951 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:36,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:36,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:36,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:36,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:36,971 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:36:36,981 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 17:36:36,981 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 17:36:37,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-13 17:36:37,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:37,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:37,054 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:37,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:37,055 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:37,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:37,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:37,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:37,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:37,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:37,077 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:36:37,078 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:36:37,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:37,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-13 17:36:37,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:37,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:37,137 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:37,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:37,138 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:37,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:37,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:37,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:37,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:37,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:37,151 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:36:37,151 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:36:37,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:37,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-13 17:36:37,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:37,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:37,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:37,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:37,206 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:37,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:37,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:37,217 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:37,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:37,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:37,218 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:36:37,218 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:36:37,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:37,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-13 17:36:37,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:37,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:37,273 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 17:36:37,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:37,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:37,277 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:37,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:37,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:37,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:37,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:37,291 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:37,305 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 17:36:37,305 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 17:36:37,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-13 17:36:37,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:37,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:37,373 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:37,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:37,377 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:37,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:37,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-13 17:36:37,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:37,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:37,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:37,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:37,392 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:37,393 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:36:37,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:37,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:37,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-11-13 17:36:37,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:37,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:37,415 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:37,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-13 17:36:37,416 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 [2021-11-13 17:36:37,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:37,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:37,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:37,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:37,424 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:37,424 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:36:37,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:37,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:37,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:37,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:37,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:37,449 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:37,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-13 17:36:37,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:37,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:37,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:37,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:37,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:37,462 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:37,464 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:36:37,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:37,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:37,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:37,486 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 17:36:37,486 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:37,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:37,487 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:37,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-13 17:36:37,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:37,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:37,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:37,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:37,503 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:36:37,518 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 17:36:37,518 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 17:36:37,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:37,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:37,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:37,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:37,590 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:37,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:37,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-13 17:36:37,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:37,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:37,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:37,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:37,603 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:36:37,604 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:36:37,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:37,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:37,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:37,633 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:37,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:37,634 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:37,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-13 17:36:37,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:37,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:37,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:37,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:37,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:37,643 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:36:37,644 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:36:37,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:37,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:37,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-11-13 17:36:37,702 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:37,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:37,703 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:37,709 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 [2021-11-13 17:36:37,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:37,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:37,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:37,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:37,719 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:36:37,720 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:36:37,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:37,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-13 17:36:37,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:37,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-11-13 17:36:37,760 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 17:36:37,760 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:37,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:37,761 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:37,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-13 17:36:37,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:37,775 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:37,776 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:36:37,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:37,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:37,776 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:36:37,792 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 17:36:37,792 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 17:36:37,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:37,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:37,853 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:37,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:37,854 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:37,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-13 17:36:37,855 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 [2021-11-13 17:36:37,863 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:37,863 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:36:37,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:37,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:37,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:37,863 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:36:37,864 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:36:37,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:37,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:37,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:37,903 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:37,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:37,904 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:37,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-13 17:36:37,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:37,912 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:37,913 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:36:37,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:37,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:37,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:37,913 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:36:37,914 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:36:37,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:37,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:37,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:37,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:37,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:37,978 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:37,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:37,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:37,991 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:36:37,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:37,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:37,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:37,991 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:36:37,992 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:36:37,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:37,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-13 17:36:38,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:38,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:38,049 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 17:36:38,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:38,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:38,050 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:38,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:38,064 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:38,064 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 17:36:38,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:38,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:38,064 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:38,084 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 17:36:38,084 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 17:36:38,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-13 17:36:38,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:38,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:38,222 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:38,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:38,223 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:38,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:38,236 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:38,237 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 17:36:38,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:38,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:38,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:38,237 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:38,238 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:36:38,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:38,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-13 17:36:38,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:38,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:38,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:38,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:38,293 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:38,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:38,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-13 17:36:38,307 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:38,308 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 17:36:38,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:38,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:38,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:38,308 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:38,309 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:36:38,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:38,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:38,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:38,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:38,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:38,363 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:38,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:38,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-13 17:36:38,382 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:38,382 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 17:36:38,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:38,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:38,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:38,382 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:38,383 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:36:38,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:38,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:38,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-11-13 17:36:38,405 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 17:36:38,405 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:38,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:38,418 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:38,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-13 17:36:38,419 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 [2021-11-13 17:36:38,428 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:38,428 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:36:38,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:38,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:38,428 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:36:38,445 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 17:36:38,445 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 17:36:38,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:38,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-11-13 17:36:38,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:38,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:38,621 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:38,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-13 17:36:38,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:38,631 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:38,631 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:36:38,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:38,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:38,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:38,631 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:36:38,637 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:36:38,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:38,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:38,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:38,687 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:38,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:38,689 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:38,693 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 [2021-11-13 17:36:38,702 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:38,702 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:36:38,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:38,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:38,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:38,703 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:36:38,705 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:36:38,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:38,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-13 17:36:38,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:38,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-11-13 17:36:38,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:38,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:38,731 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:38,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-13 17:36:38,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:38,751 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:38,751 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:36:38,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:38,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:38,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:38,751 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:36:38,754 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:36:38,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:38,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:38,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:38,802 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 17:36:38,802 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:38,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:38,803 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:38,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:38,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-13 17:36:38,811 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:38,812 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:36:38,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:38,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:38,812 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:38,822 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 17:36:38,822 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 17:36:38,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:38,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-11-13 17:36:38,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:38,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:38,917 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:38,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-13 17:36:38,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:38,931 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:38,931 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:36:38,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:38,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:38,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:38,932 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:38,933 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:36:38,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:38,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:38,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-11-13 17:36:38,954 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:38,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:38,955 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:38,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:38,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-13 17:36:38,964 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:38,964 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:36:38,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:38,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:38,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:38,964 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:38,965 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:36:38,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:38,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:38,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-13 17:36:38,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:38,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:38,987 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:38,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-13 17:36:38,988 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 [2021-11-13 17:36:38,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:38,996 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:36:38,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:38,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:38,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:38,996 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:38,997 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:36:38,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:38,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:39,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:39,018 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 17:36:39,018 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:39,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:39,019 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:39,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-13 17:36:39,021 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 [2021-11-13 17:36:39,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:39,029 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:36:39,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:39,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:39,029 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 17:36:39,046 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-13 17:36:39,046 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-13 17:36:39,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:39,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-13 17:36:39,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:39,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:39,169 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:39,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:39,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-13 17:36:39,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:39,190 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:36:39,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:39,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:39,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:39,190 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 17:36:39,191 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:36:39,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:39,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:39,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:39,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:39,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:39,254 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:39,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:39,270 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:39,270 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:36:39,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:39,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:39,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:39,271 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 17:36:39,273 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:36:39,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:39,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-13 17:36:39,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:39,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-11-13 17:36:39,308 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:39,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:39,309 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:39,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-13 17:36:39,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:39,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:39,324 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:36:39,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:39,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:39,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:39,325 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 17:36:39,325 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:36:39,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:39,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:39,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:39,347 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-13 17:36:39,348 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6; 3#L32-2true assume !!(main_~x~0#1 == main_~n~0#1 * main_~n~0#1 * main_~n~0#1);main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 3#L32-2true [2021-11-13 17:36:39,348 INFO L793 eck$LassoCheckResult]: Loop: 3#L32-2true assume !!(main_~x~0#1 == main_~n~0#1 * main_~n~0#1 * main_~n~0#1);main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 3#L32-2true [2021-11-13 17:36:39,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:36:39,348 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2021-11-13 17:36:39,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:36:39,349 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297777524] [2021-11-13 17:36:39,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:36:39,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:36:39,351 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 17:36:39,352 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1931566641] [2021-11-13 17:36:39,352 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 17:36:39,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 17:36:39,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:39,354 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 17:36:39,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2021-11-13 17:36:39,374 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 17:36:39,375 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 17:36:39,375 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 17:36:39,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:36:39,383 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 17:36:39,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:36:39,383 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2021-11-13 17:36:39,384 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:36:39,384 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708447599] [2021-11-13 17:36:39,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:36:39,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:36:39,387 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 17:36:39,387 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [988285465] [2021-11-13 17:36:39,387 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 17:36:39,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 17:36:39,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:39,417 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 17:36:39,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2021-11-13 17:36:39,442 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 17:36:39,442 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 17:36:39,442 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 17:36:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:36:39,450 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 17:36:39,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:36:39,451 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2021-11-13 17:36:39,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:36:39,451 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938988386] [2021-11-13 17:36:39,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:36:39,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:36:39,455 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 17:36:39,455 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [194913188] [2021-11-13 17:36:39,455 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 17:36:39,455 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 17:36:39,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:39,462 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 17:36:39,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2021-11-13 17:36:39,500 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-13 17:36:39,500 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 17:36:39,501 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 17:36:39,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 17:36:39,510 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 17:36:39,556 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 17:36:39,556 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 17:36:39,556 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 17:36:39,556 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 17:36:39,556 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 17:36:39,556 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:39,556 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 17:36:39,557 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 17:36:39,557 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Loop [2021-11-13 17:36:39,557 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 17:36:39,557 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 17:36:39,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:36:39,624 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 17:36:39,624 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 17:36:39,624 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:39,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:39,626 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:39,627 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 17:36:39,627 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 17:36:39,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-13 17:36:39,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:39,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:39,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:39,693 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:39,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-13 17:36:39,697 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 17:36:39,698 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 17:36:39,719 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 17:36:39,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:39,739 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 17:36:39,739 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 17:36:39,739 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 17:36:39,739 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 17:36:39,739 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 17:36:39,739 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:39,739 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 17:36:39,739 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 17:36:39,739 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Loop [2021-11-13 17:36:39,739 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 17:36:39,739 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 17:36:39,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:36:39,812 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 17:36:39,813 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 17:36:39,813 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:39,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:39,814 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:39,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:39,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:39,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:39,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:39,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:39,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:36:39,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-13 17:36:39,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 17:36:39,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:39,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:39,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:39,896 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 17:36:39,897 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:39,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:39,898 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:39,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:39,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:39,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:39,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:39,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:39,909 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:36:39,911 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:36:39,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:39,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-13 17:36:39,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:39,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:39,957 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 17:36:39,957 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:39,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:39,958 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:39,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:39,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:39,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:39,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:39,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:39,970 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:39,973 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:36:39,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:39,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-13 17:36:39,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:40,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:40,021 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 17:36:40,021 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:40,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:40,023 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:40,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-13 17:36:40,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:40,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:36:40,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:40,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:40,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:40,035 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:36:40,039 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:36:40,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:40,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:40,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:40,082 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 17:36:40,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:40,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:40,085 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:40,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:40,100 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:40,100 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:36:40,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:40,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:40,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:40,100 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:36:40,103 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:36:40,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:40,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-13 17:36:40,120 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:40,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:40,153 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 17:36:40,153 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:40,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:40,157 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:40,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:40,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:40,171 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 17:36:40,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:40,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:40,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:40,171 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:40,176 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:36:40,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:40,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-13 17:36:40,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:40,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:40,238 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 17:36:40,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:40,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:40,240 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:40,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:40,253 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:40,253 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:36:40,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:40,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:40,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:40,254 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:36:40,260 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:36:40,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:40,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-13 17:36:40,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:40,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:40,357 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 17:36:40,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:40,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:40,358 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:40,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-13 17:36:40,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:40,371 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:40,372 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:36:40,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:40,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:40,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:40,372 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:36:40,378 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:36:40,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:40,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:40,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-13 17:36:40,412 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 17:36:40,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:36:40,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:36:40,412 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:36:40,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-13 17:36:40,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:36:40,421 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:36:40,421 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:36:40,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:36:40,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:36:40,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:36:40,422 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 17:36:40,427 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:36:40,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:36:40,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:36:40,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:38,196 WARN L227 SmtUtils]: Spent 1.96m on a formula simplification that was a NOOP. DAG size: 3 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-13 17:38:38,215 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 17:38:38,215 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 17:38:38,215 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 17:38:38,215 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 17:38:38,215 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 17:38:38,215 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:38,215 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 17:38:38,215 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 17:38:38,215 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Lasso [2021-11-13 17:38:38,216 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 17:38:38,216 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 17:38:38,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:38:38,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:38:38,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:38:38,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:38:38,371 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 17:38:38,371 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 17:38:38,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:38,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:38,374 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:38,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-13 17:38:38,429 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 17:38:38,429 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 17:38:38,454 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 17:38:38,454 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~a~0#1=0} Honda state: {ULTIMATE.start_main_~a~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 17:38:38,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:38,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:38,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:38,486 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:38,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-13 17:38:38,489 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 17:38:38,489 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 17:38:38,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-11-13 17:38:38,525 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:38,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:38,526 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:38,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-13 17:38:38,527 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 17:38:38,527 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 17:38:38,561 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 17:38:38,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:38,593 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 17:38:38,593 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 17:38:38,594 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 17:38:38,594 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 17:38:38,594 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 17:38:38,594 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:38,594 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 17:38:38,594 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 17:38:38,594 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu3-both-nt.c_Iteration1_Lasso [2021-11-13 17:38:38,594 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 17:38:38,594 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 17:38:38,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:38:38,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:38:38,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:38:38,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 17:38:38,717 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 17:38:38,717 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 17:38:38,717 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:38,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:38,718 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:38,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:38,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:38,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:38,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:38,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:38,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:38:38,735 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 17:38:38,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:38,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-13 17:38:38,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:38,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:38,761 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:38,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:38,762 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:38,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-13 17:38:38,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:38,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:38,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:38,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:38,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:38,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:38:38,782 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 17:38:38,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:38,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:38,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-11-13 17:38:38,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:38,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:38,803 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:38,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-13 17:38:38,805 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 [2021-11-13 17:38:38,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:38,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:38,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:38,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:38,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:38:38,812 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 17:38:38,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:38,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:38,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-11-13 17:38:38,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:38,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:38,834 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:38,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-13 17:38:38,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:38,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:38,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:38,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:38,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 17:38:38,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:38:38,846 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 17:38:38,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:38,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:38,905 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 17:38:38,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:38,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:38,906 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:38,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:38,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-13 17:38:38,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:38,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:38,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:38,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:38,917 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:38:38,917 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:38:38,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:38,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:38,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-11-13 17:38:38,947 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:38,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:38,949 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:38,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-13 17:38:38,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:38,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:38,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:38,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:38,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:38,958 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:38:38,959 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:38:38,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:38,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:38,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-11-13 17:38:38,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:38,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:38,981 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:38,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-13 17:38:38,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:38,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:38,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:38,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:38,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:38,989 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:38:38,990 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:38:38,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:38,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:39,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-13 17:38:39,010 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:39,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:39,011 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:39,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-13 17:38:39,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:39,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:39,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:39,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:39,020 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:38:39,027 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 17:38:39,027 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 17:38:39,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:39,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:39,097 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 17:38:39,097 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:39,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:39,098 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:39,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:39,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:39,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:39,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:39,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:39,112 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:38:39,112 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:38:39,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:39,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-13 17:38:39,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:39,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:39,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:39,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:39,162 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:39,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:39,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:39,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:39,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:39,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:39,174 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:38:39,175 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:38:39,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:39,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-13 17:38:39,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:39,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:39,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:39,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:39,230 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:39,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:39,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:39,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:39,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:39,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:39,242 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:38:39,242 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:38:39,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:39,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-13 17:38:39,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:39,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:39,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:39,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:39,286 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:39,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:39,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:39,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:39,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:39,298 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:38:39,308 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 17:38:39,308 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 17:38:39,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-13 17:38:39,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:39,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:39,377 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 17:38:39,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:39,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:39,378 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:39,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:39,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:39,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:39,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:39,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:39,391 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:38:39,392 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:38:39,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:39,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-13 17:38:39,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:39,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:39,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:39,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:39,438 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:39,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:39,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:39,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:39,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:39,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:39,449 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:38:39,450 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:38:39,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:39,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-13 17:38:39,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:39,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:39,492 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:39,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:39,493 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:39,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:39,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:39,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:39,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:39,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:39,505 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:38:39,506 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:38:39,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:39,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-13 17:38:39,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:39,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:39,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:39,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:39,563 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:39,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:39,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 17:38:39,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:39,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:39,575 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:38:39,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-13 17:38:39,588 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 17:38:39,588 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 17:38:39,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:39,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:39,653 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 17:38:39,654 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:39,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:39,655 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:39,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-13 17:38:39,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:39,668 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:39,668 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:38:39,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:39,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:39,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:39,669 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:38:39,669 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:38:39,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:39,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:39,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-11-13 17:38:39,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:39,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:39,692 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:39,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-13 17:38:39,693 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 [2021-11-13 17:38:39,701 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:39,701 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:38:39,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:39,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:39,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:39,701 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:38:39,702 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:38:39,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:39,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:39,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:39,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:39,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:39,724 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:39,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-13 17:38:39,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:39,738 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:39,739 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:38:39,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:39,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:39,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:39,739 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:38:39,740 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 17:38:39,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:39,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:39,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:39,801 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:39,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:39,803 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:39,805 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 [2021-11-13 17:38:39,815 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:39,815 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:38:39,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:39,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:39,815 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 17:38:39,824 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 17:38:39,824 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 17:38:39,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-13 17:38:39,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:39,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:39,906 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 17:38:39,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:39,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:39,909 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:39,912 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 [2021-11-13 17:38:39,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:39,922 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 17:38:39,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:39,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:39,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:39,922 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:38:39,923 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:38:39,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:39,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-13 17:38:39,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:39,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:39,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:39,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:39,981 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:39,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:40,001 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:40,002 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 17:38:40,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:40,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:40,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:40,002 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:38:40,003 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:38:40,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:40,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-13 17:38:40,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:40,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:40,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:40,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:40,051 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:40,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:40,064 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:40,064 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 17:38:40,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:40,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:40,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:40,064 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:38:40,065 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:38:40,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:40,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-13 17:38:40,081 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:40,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:40,118 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:40,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:40,119 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:40,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:40,134 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:40,134 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 17:38:40,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:40,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:40,135 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:38:40,147 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 17:38:40,147 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 17:38:40,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-13 17:38:40,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:40,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:40,285 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 17:38:40,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:40,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:40,286 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:40,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:40,300 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:40,300 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:38:40,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:40,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:40,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:40,301 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:38:40,302 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:38:40,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:40,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-13 17:38:40,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:40,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:40,350 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:40,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:40,351 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:40,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:40,364 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:40,364 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:38:40,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:40,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:40,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:40,365 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:38:40,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-13 17:38:40,366 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:38:40,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:40,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:40,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:40,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:40,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:40,418 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:40,421 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 [2021-11-13 17:38:40,431 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:40,431 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:38:40,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:40,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:40,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:40,431 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:38:40,433 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 17:38:40,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:40,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-13 17:38:40,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:40,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:40,479 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:40,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:40,481 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:40,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:40,493 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:40,493 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:38:40,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:40,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:40,493 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 17:38:40,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-13 17:38:40,508 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 17:38:40,508 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 17:38:40,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:40,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:40,793 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 17:38:40,793 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:40,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:40,795 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:40,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:40,806 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:40,806 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:38:40,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:40,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:40,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:40,807 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:38:40,808 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:38:40,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:40,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-13 17:38:40,833 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:40,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:40,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:40,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:40,867 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:40,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:40,879 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:40,879 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:38:40,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:40,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:40,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:40,880 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:38:40,880 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:38:40,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:40,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-13 17:38:40,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:40,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:40,933 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:40,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:40,934 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:40,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:40,946 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:40,946 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:38:40,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:40,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:40,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:40,946 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:38:40,947 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 17:38:40,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:40,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-13 17:38:40,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:40,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:40,990 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:40,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:40,992 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:41,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:41,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:41,020 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 17:38:41,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:41,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:41,020 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 17:38:41,031 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 17:38:41,031 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 17:38:41,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-13 17:38:41,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:41,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:41,105 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 17:38:41,105 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:41,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:41,109 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:41,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:41,121 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:41,121 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:38:41,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:41,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:41,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:41,121 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 17:38:41,123 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:38:41,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:41,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-13 17:38:41,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:41,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-11-13 17:38:41,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:41,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:41,162 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:41,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-13 17:38:41,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:41,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:41,171 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:38:41,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:41,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:41,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:41,171 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 17:38:41,172 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:38:41,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:41,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:41,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-11-13 17:38:41,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:41,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:41,196 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:41,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-13 17:38:41,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:41,205 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:41,205 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:38:41,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 17:38:41,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:41,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:41,206 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 17:38:41,206 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 17:38:41,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 17:38:41,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:41,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:41,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 17:38:41,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:38:41,230 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 17:38:41,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-11-13 17:38:41,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 17:38:41,239 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 17:38:41,239 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 17:38:41,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 17:38:41,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 17:38:41,240 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 17:38:41,255 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-13 17:38:41,255 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-13 17:38:41,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 17:38:41,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:41,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 05:38:41 BoogieIcfgContainer [2021-11-13 17:38:41,395 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-13 17:38:41,396 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 17:38:41,397 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 17:38:41,397 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 17:38:41,398 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:36:34" (3/4) ... [2021-11-13 17:38:41,402 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-13 17:38:41,402 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 17:38:41,403 INFO L158 Benchmark]: Toolchain (without parser) took 127699.34ms. Allocated memory was 75.5MB in the beginning and 113.2MB in the end (delta: 37.7MB). Free memory was 38.8MB in the beginning and 70.6MB in the end (delta: -31.8MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2021-11-13 17:38:41,404 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory was 54.8MB in the beginning and 54.8MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 17:38:41,405 INFO L158 Benchmark]: CACSL2BoogieTranslator took 244.65ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 38.6MB in the beginning and 72.6MB in the end (delta: -33.9MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2021-11-13 17:38:41,406 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.79ms. Allocated memory is still 94.4MB. Free memory was 72.4MB in the beginning and 71.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 17:38:41,406 INFO L158 Benchmark]: Boogie Preprocessor took 25.30ms. Allocated memory is still 94.4MB. Free memory was 71.2MB in the beginning and 70.3MB in the end (delta: 912.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 17:38:41,407 INFO L158 Benchmark]: RCFGBuilder took 272.20ms. Allocated memory is still 94.4MB. Free memory was 70.3MB in the beginning and 62.8MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-13 17:38:41,407 INFO L158 Benchmark]: BuchiAutomizer took 127110.32ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 62.8MB in the beginning and 71.4MB in the end (delta: -8.7MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. [2021-11-13 17:38:41,407 INFO L158 Benchmark]: Witness Printer took 6.47ms. Allocated memory is still 113.2MB. Free memory was 71.4MB in the beginning and 70.6MB in the end (delta: 851.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 17:38:41,410 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 75.5MB. Free memory was 54.8MB in the beginning and 54.8MB in the end (delta: 41.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 244.65ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 38.6MB in the beginning and 72.6MB in the end (delta: -33.9MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.79ms. Allocated memory is still 94.4MB. Free memory was 72.4MB in the beginning and 71.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.30ms. Allocated memory is still 94.4MB. Free memory was 71.2MB in the beginning and 70.3MB in the end (delta: 912.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 272.20ms. Allocated memory is still 94.4MB. Free memory was 70.3MB in the beginning and 62.8MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 127110.32ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 62.8MB in the beginning and 71.4MB in the end (delta: -8.7MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. * Witness Printer took 6.47ms. Allocated memory is still 113.2MB. Free memory was 71.4MB in the beginning and 70.6MB in the end (delta: 851.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 127.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 126.9s. 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: inital43 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq211 hnf92 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 121ms VariablesStem: 3 VariablesLoop: 8 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6;" "assume !!(main_~x~0#1 == main_~n~0#1 * main_~n~0#1 * main_~n~0#1);main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1;" Loop: "assume !!(main_~x~0#1 == main_~n~0#1 * main_~n~0#1 * main_~n~0#1);main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-13 17:38:41,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:41,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:41,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Forceful destruction successful, exit code 0 [2021-11-13 17:38:42,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-13 17:38:42,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-13 17:38:42,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc3c2d65-8f5c-4c58-9db2-5aaccd1f49e2/bin/uautomizer-YU5uOKAj3y/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