./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/mannadiv-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/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_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/mannadiv-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/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_3aef4090-a92b-4d00-9061-3cfb84b7f20d/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 a4ee3173d4326d2443fe4f7d029b1e0a0868617520cce12a9401fb6c28521ea0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:14:07,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:14:07,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:14:07,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:14:07,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:14:07,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:14:07,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:14:07,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:14:07,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:14:07,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:14:07,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:14:07,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:14:07,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:14:07,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:14:07,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:14:07,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:14:07,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:14:07,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:14:07,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:14:07,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:14:07,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:14:07,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:14:07,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:14:07,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:14:07,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:14:07,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:14:07,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:14:07,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:14:07,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:14:07,229 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:14:07,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:14:07,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:14:07,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:14:07,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:14:07,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:14:07,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:14:07,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:14:07,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:14:07,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:14:07,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:14:07,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:14:07,242 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-13 18:14:07,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:14:07,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:14:07,302 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:14:07,302 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:14:07,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:14:07,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:14:07,306 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:14:07,306 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-13 18:14:07,306 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-13 18:14:07,306 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-13 18:14:07,308 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-13 18:14:07,308 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-13 18:14:07,308 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-13 18:14:07,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:14:07,309 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:14:07,309 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:14:07,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:14:07,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:14:07,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:14:07,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-13 18:14:07,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-13 18:14:07,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-13 18:14:07,311 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:14:07,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:14:07,312 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-13 18:14:07,312 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:14:07,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-13 18:14:07,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:14:07,315 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:14:07,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:14:07,315 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:14:07,316 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:14:07,317 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-13 18:14:07,317 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_3aef4090-a92b-4d00-9061-3cfb84b7f20d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4ee3173d4326d2443fe4f7d029b1e0a0868617520cce12a9401fb6c28521ea0 [2021-11-13 18:14:07,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:14:07,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:14:07,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:14:07,672 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:14:07,673 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:14:07,675 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/termination-nla/mannadiv-both-nt.c [2021-11-13 18:14:07,762 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/data/326e9fc73/84744ba836624574b4b788baeaad783c/FLAGbfcbf0058 [2021-11-13 18:14:08,346 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:14:08,347 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/sv-benchmarks/c/termination-nla/mannadiv-both-nt.c [2021-11-13 18:14:08,355 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/data/326e9fc73/84744ba836624574b4b788baeaad783c/FLAGbfcbf0058 [2021-11-13 18:14:08,693 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/data/326e9fc73/84744ba836624574b4b788baeaad783c [2021-11-13 18:14:08,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:14:08,698 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:14:08,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:14:08,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:14:08,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:14:08,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:14:08" (1/1) ... [2021-11-13 18:14:08,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b268d9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:08, skipping insertion in model container [2021-11-13 18:14:08,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:14:08" (1/1) ... [2021-11-13 18:14:08,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:14:08,751 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:14:08,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:14:08,980 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:14:09,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:14:09,020 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:14:09,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:09 WrapperNode [2021-11-13 18:14:09,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:14:09,023 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:14:09,023 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:14:09,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:14:09,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:09" (1/1) ... [2021-11-13 18:14:09,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:09" (1/1) ... [2021-11-13 18:14:09,074 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:14:09,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:14:09,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:14:09,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:14:09,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:09" (1/1) ... [2021-11-13 18:14:09,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:09" (1/1) ... [2021-11-13 18:14:09,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:09" (1/1) ... [2021-11-13 18:14:09,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:09" (1/1) ... [2021-11-13 18:14:09,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:09" (1/1) ... [2021-11-13 18:14:09,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:09" (1/1) ... [2021-11-13 18:14:09,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:09" (1/1) ... [2021-11-13 18:14:09,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:14:09,118 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:14:09,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:14:09,119 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:14:09,120 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:09" (1/1) ... [2021-11-13 18:14:09,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:09,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:09,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:09,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-13 18:14:09,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:14:09,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:14:09,436 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:14:09,437 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 18:14:09,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:14:09 BoogieIcfgContainer [2021-11-13 18:14:09,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:14:09,440 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-13 18:14:09,440 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-13 18:14:09,445 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-13 18:14:09,446 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:14:09,446 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 06:14:08" (1/3) ... [2021-11-13 18:14:09,448 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4f6a1f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:14:09, skipping insertion in model container [2021-11-13 18:14:09,448 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:14:09,448 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:09" (2/3) ... [2021-11-13 18:14:09,449 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4f6a1f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:14:09, skipping insertion in model container [2021-11-13 18:14:09,449 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:14:09,449 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:14:09" (3/3) ... [2021-11-13 18:14:09,451 INFO L388 chiAutomizerObserver]: Analyzing ICFG mannadiv-both-nt.c [2021-11-13 18:14:09,510 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-13 18:14:09,510 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-13 18:14:09,510 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-13 18:14:09,511 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-13 18:14:09,511 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-13 18:14:09,511 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-13 18:14:09,511 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-13 18:14:09,511 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-13 18:14:09,531 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:14:09,553 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-13 18:14:09,553 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:14:09,553 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:14:09,560 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-13 18:14:09,561 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-13 18:14:09,561 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-13 18:14:09,561 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:14:09,563 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-13 18:14:09,563 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:14:09,564 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:14:09,564 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-13 18:14:09,564 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-13 18:14:09,573 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x1~0#1, main_~x2~0#1, main_~y1~0#1, main_~y2~0#1, main_~y3~0#1;havoc main_~x1~0#1;havoc main_~x2~0#1;havoc main_~y1~0#1;havoc main_~y2~0#1;havoc main_~y3~0#1;main_~x1~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x2~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 10#L32true assume !(main_~x1~0#1 < 0 || 0 == main_~x2~0#1);main_~y1~0#1 := 0;main_~y2~0#1 := 0;main_~y3~0#1 := main_~x1~0#1; 6#L45-2true [2021-11-13 18:14:09,573 INFO L793 eck$LassoCheckResult]: Loop: 6#L45-2true assume !false; 7#L43true assume !!(main_~y1~0#1 * main_~x2~0#1 + main_~y2~0#1 + main_~y3~0#1 == main_~x1~0#1); 8#L45true assume 1 + main_~y2~0#1 == main_~x2~0#1;main_~y1~0#1 := 1 + main_~y1~0#1;main_~y2~0#1 := 0;main_~y3~0#1 := main_~y3~0#1 - 1; 6#L45-2true [2021-11-13 18:14:09,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:14:09,581 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-11-13 18:14:09,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:14:09,594 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315979151] [2021-11-13 18:14:09,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:14:09,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:14:09,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:14:09,694 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:14:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:14:09,743 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:14:09,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:14:09,755 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 1 times [2021-11-13 18:14:09,755 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:14:09,756 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141476194] [2021-11-13 18:14:09,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:14:09,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:14:09,773 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:14:09,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1322268383] [2021-11-13 18:14:09,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:14:09,776 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:14:09,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:09,783 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:14:09,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 18:14:09,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:14:09,855 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:14:09,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:14:09,868 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:14:09,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:14:09,871 INFO L85 PathProgramCache]: Analyzing trace with hash 889575311, now seen corresponding path program 1 times [2021-11-13 18:14:09,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:14:09,872 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910455153] [2021-11-13 18:14:09,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:14:09,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:14:09,879 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:14:09,880 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [543971425] [2021-11-13 18:14:09,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:14:09,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:14:09,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:09,884 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:14:09,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 18:14:09,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:14:09,963 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:14:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:14:09,990 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:14:10,200 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:14:10,201 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:14:10,202 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:14:10,202 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:14:10,202 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:14:10,203 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:10,203 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:14:10,203 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:14:10,204 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Loop [2021-11-13 18:14:10,204 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:14:10,204 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:14:10,239 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 18:14:10,372 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:14:10,373 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:14:10,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:10,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:10,409 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:10,423 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:14:10,423 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:14:10,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-13 18:14:10,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-13 18:14:10,594 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:10,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:10,596 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:10,605 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:14:10,605 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:14:10,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-13 18:14:10,648 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:14:10,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:10,695 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:14:10,695 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:14:10,695 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:14:10,696 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:14:10,696 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:14:10,696 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:10,696 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:14:10,696 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:14:10,696 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Loop [2021-11-13 18:14:10,697 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:14:10,697 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:14:10,699 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 18:14:10,797 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:14:10,802 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:14:10,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:10,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:10,816 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:10,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:10,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:10,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:10,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:10,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:10,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:14:10,853 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:14:10,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:10,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-13 18:14:10,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:10,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:10,914 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 18:14:10,914 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:10,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:10,916 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:10,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:10,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-13 18:14:10,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:10,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:10,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:10,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:10,935 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:10,941 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:10,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:10,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:11,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:11,007 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 18:14:11,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:11,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:11,014 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:11,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:11,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-13 18:14:11,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:11,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:11,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:11,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:11,034 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:11,041 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:11,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:11,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:11,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:11,107 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 18:14:11,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:11,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:11,113 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:11,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-13 18:14:11,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:11,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:11,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:11,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:11,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:11,139 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:11,148 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:11,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:11,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:11,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:11,216 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 18:14:11,216 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:11,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:11,218 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:11,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-13 18:14:11,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:11,238 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:11,238 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:11,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:11,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:11,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:11,239 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:11,247 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:11,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:11,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:11,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:11,328 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 18:14:11,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:11,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:11,329 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:11,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:11,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-13 18:14:11,355 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:11,355 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:14:11,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:11,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:11,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:11,356 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:11,371 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:11,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:11,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:11,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:11,445 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 18:14:11,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:11,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:11,448 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:11,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:11,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-13 18:14:11,480 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:11,480 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:11,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:11,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:11,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:11,482 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:11,496 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:11,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:11,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:11,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:11,593 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 18:14:11,593 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:11,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:11,595 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:11,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:11,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-13 18:14:11,614 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:11,614 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:11,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:11,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:11,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:11,615 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:11,623 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:11,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:11,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:11,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:11,695 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 18:14:11,695 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:11,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:11,698 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:11,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-13 18:14:11,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:11,724 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:11,724 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:11,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:11,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:11,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:11,725 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:14:11,737 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:14:11,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:11,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:11,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:11,865 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:14:11,865 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:14:11,866 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:14:11,866 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:14:11,866 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:14:11,866 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:11,866 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:14:11,866 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:14:11,866 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Lasso [2021-11-13 18:14:11,867 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:14:11,867 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:14:11,873 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 18:14:11,899 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 18:14:11,901 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 18:14:11,905 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 18:14:12,061 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:14:12,061 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:14:12,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:12,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:12,063 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:12,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-13 18:14:12,071 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:14:12,071 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:14:12,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:12,124 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:12,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:12,125 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:12,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-13 18:14:12,127 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:14:12,127 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:14:12,156 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:14:12,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:12,191 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:14:12,191 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:14:12,212 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:14:12,212 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:14:12,212 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:14:12,212 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:12,212 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:14:12,213 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:14:12,213 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Lasso [2021-11-13 18:14:12,213 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:14:12,213 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:14:12,215 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 18:14:12,220 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 18:14:12,244 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 18:14:12,246 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 18:14:12,383 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:14:12,383 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:14:12,383 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:12,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:12,390 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:12,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-13 18:14:12,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:12,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:12,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:12,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:12,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:12,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:14:12,408 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:14:12,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:12,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:12,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:12,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:12,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:12,460 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:12,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:12,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:12,483 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-13 18:14:12,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:12,483 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:14:12,500 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-13 18:14:12,500 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:14:12,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-13 18:14:12,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:12,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:12,574 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:12,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:12,575 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:12,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:12,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:12,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:12,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:12,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:12,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:14:12,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:14:12,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:12,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-13 18:14:12,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:12,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:12,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:12,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:12,656 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:12,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:12,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:12,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:12,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:12,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:12,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:14:12,680 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:14:12,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:12,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-13 18:14:12,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:12,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:12,732 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 18:14:12,732 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:12,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:12,733 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:12,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-13 18:14:12,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:12,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:12,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:12,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:12,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:12,746 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:12,747 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:12,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:12,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:12,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-11-13 18:14:12,810 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:12,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:12,811 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:12,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:12,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-13 18:14:12,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:12,828 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-13 18:14:12,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:12,828 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:12,840 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:14:12,840 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:14:12,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:12,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:12,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:12,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:12,893 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:12,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-13 18:14:12,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:12,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:12,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:12,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:12,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:12,904 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:12,905 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:12,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:12,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:12,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:12,935 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:12,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:12,936 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:12,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-13 18:14:12,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:12,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:12,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:12,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:12,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:12,946 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:12,946 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:12,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:12,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:13,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:13,019 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 18:14:13,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:13,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:13,021 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:13,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:13,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:13,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:13,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:13,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:13,039 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:13,040 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:13,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:13,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-13 18:14:13,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:13,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-11-13 18:14:13,079 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:13,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:13,080 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:13,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-13 18:14:13,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:13,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:13,092 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-13 18:14:13,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:13,092 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:13,114 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-13 18:14:13,115 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:14:13,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:13,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-11-13 18:14:13,169 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:13,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:13,170 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:13,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-13 18:14:13,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:13,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:13,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:13,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:13,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:13,180 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:13,181 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:13,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:13,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:13,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-11-13 18:14:13,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:13,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:13,206 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:13,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-13 18:14:13,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:13,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:13,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:13,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:13,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:13,218 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:13,219 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:13,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:13,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:13,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:13,244 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 18:14:13,244 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:13,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:13,245 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:13,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-13 18:14:13,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:13,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:13,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:13,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:13,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:13,258 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:13,259 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:13,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:13,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:13,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-11-13 18:14:13,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:13,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:13,286 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:13,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-13 18:14:13,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:13,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:13,303 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-13 18:14:13,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:13,303 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:13,327 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-11-13 18:14:13,327 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:14:13,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:13,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:13,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:13,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:13,396 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:13,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-13 18:14:13,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:13,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:13,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:13,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:13,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:13,408 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:13,409 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:13,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:13,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:13,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:13,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:13,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:13,436 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:13,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:13,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-13 18:14:13,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:13,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:13,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:13,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:13,455 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:13,457 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:13,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:13,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:13,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:13,516 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 18:14:13,516 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:13,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:13,520 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:13,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:13,535 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:13,535 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:13,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:13,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:13,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:13,536 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:13,537 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:13,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:13,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-13 18:14:13,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:13,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:13,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:13,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:13,594 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:13,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:13,608 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:13,608 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:13,609 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-13 18:14:13,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:13,609 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:13,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-13 18:14:13,624 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:14:13,624 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:14:13,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:13,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-11-13 18:14:13,713 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:13,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:13,713 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:13,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-13 18:14:13,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:13,724 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:13,724 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:13,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:13,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:13,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:13,724 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:13,725 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:13,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:13,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:13,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-11-13 18:14:13,750 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:13,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:13,751 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:13,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:13,765 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:13,765 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:13,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:13,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:13,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:13,765 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:13,767 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:13,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:13,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-13 18:14:13,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:13,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:13,827 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 18:14:13,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:13,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:13,829 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:13,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:13,848 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:13,848 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:14:13,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:13,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:13,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:13,849 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:13,851 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:13,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:13,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-13 18:14:13,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:13,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-11-13 18:14:13,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:13,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:13,888 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:13,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:13,906 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:13,906 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:14:13,907 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-13 18:14:13,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:13,907 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:13,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-13 18:14:13,941 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-13 18:14:13,942 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:14:14,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:14,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:14,060 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:14,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:14,062 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:14,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:14,076 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:14,076 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:14:14,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:14,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:14,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:14,077 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:14,080 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:14,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:14,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-13 18:14:14,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:14,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-11-13 18:14:14,123 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:14,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:14,125 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:14,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:14,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-13 18:14:14,136 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:14,136 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:14:14,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:14,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:14,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:14,137 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:14,139 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:14,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:14,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:14,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:14,201 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 18:14:14,201 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:14,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:14,203 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:14,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:14,223 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:14,223 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:14,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:14,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:14,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:14,224 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:14,226 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:14,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:14,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-13 18:14:14,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:14,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:14,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:14,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:14,287 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:14,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-13 18:14:14,290 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 18:14:14,299 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:14,300 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:14,300 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-13 18:14:14,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:14,300 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:14,329 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-11-13 18:14:14,329 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:14:14,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:14,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:14,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:14,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:14,453 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:14,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-13 18:14:14,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:14,463 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:14,464 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:14,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:14,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:14,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:14,464 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:14,466 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:14,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:14,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:14,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:14,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:14,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:14,519 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:14,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-13 18:14:14,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:14,537 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:14,537 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:14,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:14,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:14,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:14,538 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:14,539 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:14,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:14,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:14,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-11-13 18:14:14,572 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 18:14:14,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:14,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:14,573 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:14,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-13 18:14:14,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:14,582 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:14,583 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:14,583 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:14,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:14,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:14,583 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:14,584 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:14,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:14,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:14,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:14,636 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:14,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:14,641 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:14,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:14,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:14,664 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:14,664 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-13 18:14:14,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:14,664 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:14,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-13 18:14:14,681 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-13 18:14:14,681 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:14:14,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:14,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-11-13 18:14:14,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:14,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:14,731 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:14,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-13 18:14:14,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:14,742 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:14,743 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:14,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:14,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:14,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:14,743 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:14,744 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:14,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:14,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:14,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-13 18:14:14,767 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:14,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:14,768 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:14,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-13 18:14:14,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:14,777 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:14,777 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:14,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:14,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:14,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:14,777 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:14,778 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:14,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:14,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:14,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-11-13 18:14:14,806 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 18:14:14,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:14,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:14,807 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:14,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-13 18:14:14,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:14,825 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:14,825 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:14,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:14,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:14,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:14,825 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:14:14,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:14:14,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:14,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:14,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-13 18:14:14,858 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:14,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:14,859 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:14,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-13 18:14:14,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:14,870 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:14,871 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:14,871 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-13 18:14:14,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:14,871 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:14:14,902 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-11-13 18:14:14,903 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-13 18:14:14,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:14,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-11-13 18:14:14,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:14,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:14,994 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:14,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-13 18:14:14,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:15,006 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:15,006 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:15,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:15,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:15,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:15,006 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:14:15,008 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:14:15,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:15,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:15,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:15,037 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:15,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:15,040 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:15,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-13 18:14:15,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:15,051 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:15,051 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:15,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:15,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:15,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:15,052 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:14:15,053 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:14:15,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:15,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:15,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:15,084 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-13 18:14:15,084 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x1~0#1, main_~x2~0#1, main_~y1~0#1, main_~y2~0#1, main_~y3~0#1;havoc main_~x1~0#1;havoc main_~x2~0#1;havoc main_~y1~0#1;havoc main_~y2~0#1;havoc main_~y3~0#1;main_~x1~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x2~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 10#L32true assume !(main_~x1~0#1 < 0 || 0 == main_~x2~0#1);main_~y1~0#1 := 0;main_~y2~0#1 := 0;main_~y3~0#1 := main_~x1~0#1; 6#L45-2true assume !false; 7#L43true assume !!(main_~y1~0#1 * main_~x2~0#1 + main_~y2~0#1 + main_~y3~0#1 == main_~x1~0#1); 8#L45true assume 1 + main_~y2~0#1 == main_~x2~0#1;main_~y1~0#1 := 1 + main_~y1~0#1;main_~y2~0#1 := 0;main_~y3~0#1 := main_~y3~0#1 - 1; 6#L45-2true [2021-11-13 18:14:15,084 INFO L793 eck$LassoCheckResult]: Loop: 6#L45-2true assume !false; 7#L43true assume !!(main_~y1~0#1 * main_~x2~0#1 + main_~y2~0#1 + main_~y3~0#1 == main_~x1~0#1); 8#L45true assume 1 + main_~y2~0#1 == main_~x2~0#1;main_~y1~0#1 := 1 + main_~y1~0#1;main_~y2~0#1 := 0;main_~y3~0#1 := main_~y3~0#1 - 1; 6#L45-2true [2021-11-13 18:14:15,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:14:15,085 INFO L85 PathProgramCache]: Analyzing trace with hash 889575311, now seen corresponding path program 2 times [2021-11-13 18:14:15,085 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:14:15,085 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130428158] [2021-11-13 18:14:15,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:14:15,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:14:15,091 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:14:15,091 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [368896467] [2021-11-13 18:14:15,091 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:14:15,091 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:14:15,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:15,093 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:14:15,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2021-11-13 18:14:15,121 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:14:15,121 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:14:15,122 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:14:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:14:15,134 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:14:15,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:14:15,135 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 2 times [2021-11-13 18:14:15,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:14:15,136 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582053341] [2021-11-13 18:14:15,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:14:15,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:14:15,139 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:14:15,139 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1773287612] [2021-11-13 18:14:15,140 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:14:15,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:14:15,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:15,156 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:14:15,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2021-11-13 18:14:15,201 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:14:15,201 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:14:15,201 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:14:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:14:15,209 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:14:15,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:14:15,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1389889732, now seen corresponding path program 3 times [2021-11-13 18:14:15,210 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:14:15,211 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078138094] [2021-11-13 18:14:15,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:14:15,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:14:15,216 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:14:15,216 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [559279312] [2021-11-13 18:14:15,217 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:14:15,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:14:15,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:15,219 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:14:15,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2021-11-13 18:14:15,256 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-13 18:14:15,256 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:14:15,256 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:14:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:14:15,268 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:14:15,317 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:14:15,317 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:14:15,317 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:14:15,318 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:14:15,318 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:14:15,318 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:15,318 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:14:15,318 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:14:15,318 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Loop [2021-11-13 18:14:15,319 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:14:15,319 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:14:15,320 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 18:14:15,392 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:14:15,393 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:14:15,393 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:15,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:15,399 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:15,401 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:14:15,401 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:14:15,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-13 18:14:15,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-11-13 18:14:15,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:15,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:15,445 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:15,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-13 18:14:15,448 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:14:15,448 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:14:15,486 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:14:15,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:15,515 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:14:15,515 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:14:15,516 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:14:15,516 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:14:15,516 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:14:15,516 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:15,516 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:14:15,516 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:14:15,516 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Loop [2021-11-13 18:14:15,516 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:14:15,516 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:14:15,518 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 18:14:15,588 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:14:15,588 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:14:15,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:15,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:15,590 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:15,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:15,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:15,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:15,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:15,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:15,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:14:15,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:14:15,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:15,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-13 18:14:15,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:15,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:15,669 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 18:14:15,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:15,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:15,671 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:15,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:15,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:15,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:15,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:15,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:15,684 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:15,687 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:15,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:15,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-13 18:14:15,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:15,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:15,742 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 18:14:15,742 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:15,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:15,743 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:15,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:15,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:15,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:15,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:15,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:15,759 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:15,763 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:15,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:15,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-13 18:14:15,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:15,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:15,821 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 18:14:15,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:15,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:15,824 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:15,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:15,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:15,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:15,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:15,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:15,842 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:15,847 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:15,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:15,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-13 18:14:15,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:15,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:15,909 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 18:14:15,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:15,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:15,911 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:15,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:15,928 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:15,928 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:15,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:15,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:15,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:15,929 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:15,932 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:15,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:15,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-13 18:14:15,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:15,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:15,994 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 18:14:15,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:15,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:15,996 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:16,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:16,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-13 18:14:16,011 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:16,012 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:14:16,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:16,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:16,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:16,012 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:16,015 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:16,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:16,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:16,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:16,080 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 18:14:16,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:16,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:16,082 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:16,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:16,105 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:16,106 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:16,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:16,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:16,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:16,106 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:16,113 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:16,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:16,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-13 18:14:16,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:16,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:16,189 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 18:14:16,189 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:16,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:16,190 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:16,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:16,205 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:16,205 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:16,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:16,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:16,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:16,205 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:16,209 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:16,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:16,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-13 18:14:16,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:16,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:16,272 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 18:14:16,272 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:16,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:16,273 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:16,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:16,287 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:16,287 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:16,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:16,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:16,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:16,288 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:14:16,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:14:16,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:16,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-13 18:14:16,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:16,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:16,442 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:14:16,443 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:14:16,443 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:14:16,443 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:14:16,443 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:14:16,443 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:16,443 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:14:16,443 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:14:16,444 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Lasso [2021-11-13 18:14:16,444 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:14:16,444 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:14:16,446 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 18:14:16,469 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 18:14:16,473 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 18:14:16,475 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 18:14:16,576 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:14:16,576 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:14:16,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:16,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:16,577 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:16,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-13 18:14:16,581 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:14:16,582 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:14:16,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:16,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:16,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:16,643 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:16,648 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:14:16,648 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:14:16,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-13 18:14:16,677 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:14:16,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:16,711 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:14:16,711 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:14:16,711 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:14:16,712 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:14:16,712 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:14:16,712 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:16,712 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:14:16,712 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:14:16,712 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Lasso [2021-11-13 18:14:16,712 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:14:16,712 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:14:16,714 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 18:14:16,718 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 18:14:16,720 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 18:14:16,723 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 18:14:16,851 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:14:16,851 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:14:16,852 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:16,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:16,853 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:16,855 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 18:14:16,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:16,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:16,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:16,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:16,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:14:16,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:14:16,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:16,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-13 18:14:16,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:16,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:16,917 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:16,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:16,919 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:16,922 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 18:14:16,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:16,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:16,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:16,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:16,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:14:16,933 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:14:16,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:16,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-13 18:14:16,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:16,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:16,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:16,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:16,987 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:16,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:16,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:17,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:17,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:17,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:17,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:14:17,001 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:14:17,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:17,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-13 18:14:17,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:17,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:17,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:17,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:17,055 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:17,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:17,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:17,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:17,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:17,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:14:17,074 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:14:17,074 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:14:17,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-13 18:14:17,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:17,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:17,133 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 18:14:17,134 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:17,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:17,135 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:17,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:17,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:17,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:17,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:17,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:17,148 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:17,150 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:17,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:17,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-13 18:14:17,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:17,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:17,176 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:17,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:17,176 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:17,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-13 18:14:17,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:17,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:17,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:17,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:17,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:17,186 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:17,186 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:17,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:17,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:17,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-11-13 18:14:17,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:17,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:17,209 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:17,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-13 18:14:17,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:17,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:17,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:17,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:17,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:17,220 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:17,220 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:17,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:17,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:17,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-11-13 18:14:17,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:17,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:17,244 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:17,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-13 18:14:17,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:17,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:17,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:17,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:17,255 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:17,268 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:14:17,269 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:14:17,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:17,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:17,322 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 18:14:17,322 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:17,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:17,324 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:17,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-13 18:14:17,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:17,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:17,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:17,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:17,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:17,344 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:17,344 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:17,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:17,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:17,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-11-13 18:14:17,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:17,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:17,367 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:17,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:17,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:17,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:17,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:17,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:17,390 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:17,391 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:17,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:17,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-13 18:14:17,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:17,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:17,441 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:17,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:17,442 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:17,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:17,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:17,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:17,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:17,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:17,463 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:17,464 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:17,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:17,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-13 18:14:17,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:17,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:17,516 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:17,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:17,517 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:17,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:17,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:17,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:17,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:17,535 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:17,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-13 18:14:17,548 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:14:17,549 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:14:17,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:17,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-11-13 18:14:17,601 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 18:14:17,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:17,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:17,602 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:17,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-13 18:14:17,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:17,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:17,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:17,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:17,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:17,614 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:17,614 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:17,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:17,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:17,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:17,641 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:17,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:17,643 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:17,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-13 18:14:17,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:17,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:17,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:17,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:17,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:17,677 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:17,681 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:17,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:17,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:17,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:17,746 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:17,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:17,748 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:17,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:17,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-13 18:14:17,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:17,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:17,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:17,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:17,776 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:17,777 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:17,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:17,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:17,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:17,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:17,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:17,810 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:17,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-13 18:14:17,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:17,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:14:17,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:17,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:17,822 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:17,838 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:14:17,839 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:14:17,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:17,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:17,919 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 18:14:17,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:17,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:17,921 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:17,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:17,940 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:17,940 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:17,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:17,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:17,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:17,940 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:17,941 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:17,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:17,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-13 18:14:17,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:17,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:17,997 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:17,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:17,998 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:18,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-13 18:14:18,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:18,015 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:18,015 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:18,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:18,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:18,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:18,016 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:18,017 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:18,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:18,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:18,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:18,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:18,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:18,080 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:18,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:18,095 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:18,095 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:18,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:18,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:18,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:18,096 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:18,097 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:14:18,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:18,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-13 18:14:18,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:18,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:18,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:18,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:18,161 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:18,164 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 18:14:18,176 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:18,176 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:18,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:18,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:18,176 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:14:18,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-13 18:14:18,187 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:14:18,187 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:14:18,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:18,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:18,261 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 18:14:18,261 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:18,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:18,262 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:18,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:18,279 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:18,279 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:14:18,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:18,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:18,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:18,280 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:18,281 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:18,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:18,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-13 18:14:18,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:18,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:18,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:18,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:18,342 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:18,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:18,357 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:18,357 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:14:18,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:18,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:18,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:18,358 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:18,359 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:18,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:18,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-13 18:14:18,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:18,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:18,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:18,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:18,416 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:18,421 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 18:14:18,433 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:18,433 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:14:18,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:18,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:18,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:18,433 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:18,435 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:18,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:18,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-13 18:14:18,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:18,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:18,492 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:18,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:18,494 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:18,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:18,512 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:18,513 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:14:18,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:18,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:18,513 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:18,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-13 18:14:18,528 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:14:18,528 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:14:18,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:18,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:18,629 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 18:14:18,629 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:18,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:18,631 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:18,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:18,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:18,649 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:18,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:18,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:18,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:18,649 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:18,651 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:18,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:18,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-13 18:14:18,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:18,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:18,713 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:18,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:18,715 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:18,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:18,729 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:18,729 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:18,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:18,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:18,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:18,730 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:18,732 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:18,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:18,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-13 18:14:18,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:18,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:18,793 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:18,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:18,794 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:18,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:18,809 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:18,809 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:18,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:18,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:18,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:18,810 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:18,811 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:14:18,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:18,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-13 18:14:18,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:18,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:18,841 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:18,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:18,842 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:18,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-13 18:14:18,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:18,853 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:18,853 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:18,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:18,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:18,854 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:14:18,877 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:14:18,877 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:14:18,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:19,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:19,036 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 18:14:19,036 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:19,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:19,038 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:19,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:19,052 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:19,052 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:19,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:19,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:19,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:19,052 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:19,054 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:19,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:19,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-13 18:14:19,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:19,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:19,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:19,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:19,110 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:19,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-13 18:14:19,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:19,121 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:19,122 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:19,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:19,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:19,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:19,122 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:19,123 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:19,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:19,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:19,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:19,150 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:19,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:19,151 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:19,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-13 18:14:19,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:19,162 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:19,162 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:19,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:19,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:19,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:19,162 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:19,163 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:14:19,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:19,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:19,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:19,190 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:19,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:19,191 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:19,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-13 18:14:19,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:14:19,202 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:19,202 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:14:19,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:19,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:19,202 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:14:19,213 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:14:19,213 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:14:19,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:19,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-11-13 18:14:19,275 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 18:14:19,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:19,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:19,276 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:19,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:19,290 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:19,290 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:19,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:19,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:19,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:19,291 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:14:19,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-13 18:14:19,292 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:14:19,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:19,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:19,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2021-11-13 18:14:19,321 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:19,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:19,322 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:19,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-13 18:14:19,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:19,334 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:19,335 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:19,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:19,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:19,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:19,335 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:14:19,336 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:14:19,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:19,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:19,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-11-13 18:14:19,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:19,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:19,391 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:19,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-13 18:14:19,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:19,402 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:19,402 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:19,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:14:19,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:19,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:19,402 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:14:19,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:14:19,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:14:19,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:19,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:19,433 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:14:19,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:14:19,434 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:14:19,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-13 18:14:19,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:14:19,445 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:14:19,445 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:14:19,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:14:19,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:14:19,445 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:14:19,460 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-13 18:14:19,460 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-13 18:14:19,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:14:19,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-11-13 18:14:19,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 06:14:19 BoogieIcfgContainer [2021-11-13 18:14:19,562 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-13 18:14:19,563 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:14:19,563 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:14:19,563 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:14:19,564 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:14:09" (3/4) ... [2021-11-13 18:14:19,568 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-13 18:14:19,568 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:14:19,570 INFO L158 Benchmark]: Toolchain (without parser) took 10870.57ms. Allocated memory was 90.2MB in the beginning and 134.2MB in the end (delta: 44.0MB). Free memory was 58.0MB in the beginning and 104.7MB in the end (delta: -46.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:14:19,570 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 90.2MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:14:19,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.20ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 57.8MB in the beginning and 88.7MB in the end (delta: -30.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:14:19,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.70ms. Allocated memory is still 111.1MB. Free memory was 88.7MB in the beginning and 87.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:14:19,572 INFO L158 Benchmark]: Boogie Preprocessor took 41.18ms. Allocated memory is still 111.1MB. Free memory was 87.5MB in the beginning and 86.5MB in the end (delta: 959.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:14:19,573 INFO L158 Benchmark]: RCFGBuilder took 320.98ms. Allocated memory is still 111.1MB. Free memory was 86.5MB in the beginning and 78.2MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:14:19,573 INFO L158 Benchmark]: BuchiAutomizer took 10121.92ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 78.2MB in the beginning and 104.7MB in the end (delta: -26.5MB). Peak memory consumption was 67.8MB. Max. memory is 16.1GB. [2021-11-13 18:14:19,574 INFO L158 Benchmark]: Witness Printer took 5.74ms. Allocated memory is still 134.2MB. Free memory was 104.7MB in the beginning and 104.7MB in the end (delta: 52.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:14:19,577 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 90.2MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.20ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 57.8MB in the beginning and 88.7MB in the end (delta: -30.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.70ms. Allocated memory is still 111.1MB. Free memory was 88.7MB in the beginning and 87.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.18ms. Allocated memory is still 111.1MB. Free memory was 87.5MB in the beginning and 86.5MB in the end (delta: 959.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 320.98ms. Allocated memory is still 111.1MB. Free memory was 86.5MB in the beginning and 78.2MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 10121.92ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 78.2MB in the beginning and 104.7MB in the end (delta: -26.5MB). Peak memory consumption was 67.8MB. Max. memory is 16.1GB. * Witness Printer took 5.74ms. Allocated memory is still 134.2MB. Free memory was 104.7MB in the beginning and 104.7MB in the end (delta: 52.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 9.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital42 mio100 ax100 hnf93 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq209 hnf91 smp98 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 86ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x1~0#1, main_~x2~0#1, main_~y1~0#1, main_~y2~0#1, main_~y3~0#1;havoc main_~x1~0#1;havoc main_~x2~0#1;havoc main_~y1~0#1;havoc main_~y2~0#1;havoc main_~y3~0#1;main_~x1~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x2~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume !(main_~x1~0#1 < 0 || 0 == main_~x2~0#1);main_~y1~0#1 := 0;main_~y2~0#1 := 0;main_~y3~0#1 := main_~x1~0#1;" "assume !false;" "assume !!(main_~y1~0#1 * main_~x2~0#1 + main_~y2~0#1 + main_~y3~0#1 == main_~x1~0#1);" "assume 1 + main_~y2~0#1 == main_~x2~0#1;main_~y1~0#1 := 1 + main_~y1~0#1;main_~y2~0#1 := 0;main_~y3~0#1 := main_~y3~0#1 - 1;" Loop: "assume !false;" "assume !!(main_~y1~0#1 * main_~x2~0#1 + main_~y2~0#1 + main_~y3~0#1 == main_~x1~0#1);" "assume 1 + main_~y2~0#1 == main_~x2~0#1;main_~y1~0#1 := 1 + main_~y1~0#1;main_~y2~0#1 := 0;main_~y3~0#1 := main_~y3~0#1 - 1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-13 18:14:19,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Ended with exit code 0 [2021-11-13 18:14:19,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Ended with exit code 0 [2021-11-13 18:14:20,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Forceful destruction successful, exit code 0 [2021-11-13 18:14:20,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-13 18:14:20,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-13 18:14:20,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3aef4090-a92b-4d00-9061-3cfb84b7f20d/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_3aef4090-a92b-4d00-9061-3cfb84b7f20d/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