./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps4-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_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/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_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps4-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/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_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/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 63d6964a27a2633defbf4fad0bc200de1e673192bcaa510a6d3539fb9cbd17cb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:01:09,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:01:09,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:01:09,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:01:09,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:01:09,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:01:09,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:01:09,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:01:09,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:01:09,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:01:09,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:01:09,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:01:09,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:01:09,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:01:09,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:01:09,270 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:01:09,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:01:09,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:01:09,275 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:01:09,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:01:09,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:01:09,286 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:01:09,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:01:09,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:01:09,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:01:09,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:01:09,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:01:09,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:01:09,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:01:09,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:01:09,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:01:09,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:01:09,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:01:09,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:01:09,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:01:09,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:01:09,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:01:09,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:01:09,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:01:09,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:01:09,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:01:09,316 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-13 18:01:09,358 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:01:09,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:01:09,359 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:01:09,359 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:01:09,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:01:09,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:01:09,360 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:01:09,361 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-13 18:01:09,361 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-13 18:01:09,361 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-13 18:01:09,361 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-13 18:01:09,361 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-13 18:01:09,361 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-13 18:01:09,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:01:09,362 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:01:09,362 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:01:09,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:01:09,362 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:01:09,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:01:09,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-13 18:01:09,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-13 18:01:09,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-13 18:01:09,363 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:01:09,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:01:09,364 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-13 18:01:09,364 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:01:09,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-13 18:01:09,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:01:09,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:01:09,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:01:09,365 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:01:09,365 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:01:09,366 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-13 18:01:09,367 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_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63d6964a27a2633defbf4fad0bc200de1e673192bcaa510a6d3539fb9cbd17cb [2021-11-13 18:01:09,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:01:09,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:01:09,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:01:09,686 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:01:09,687 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:01:09,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/termination-nla/ps4-both-nt.c [2021-11-13 18:01:09,755 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/data/8d061730e/1271bf52b58c4c59b1de4939f3eb58fc/FLAGcbd2fa1f8 [2021-11-13 18:01:10,270 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:01:10,270 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/sv-benchmarks/c/termination-nla/ps4-both-nt.c [2021-11-13 18:01:10,281 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/data/8d061730e/1271bf52b58c4c59b1de4939f3eb58fc/FLAGcbd2fa1f8 [2021-11-13 18:01:10,635 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/data/8d061730e/1271bf52b58c4c59b1de4939f3eb58fc [2021-11-13 18:01:10,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:01:10,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:01:10,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:01:10,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:01:10,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:01:10,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:01:10" (1/1) ... [2021-11-13 18:01:10,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67f9f8f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:01:10, skipping insertion in model container [2021-11-13 18:01:10,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:01:10" (1/1) ... [2021-11-13 18:01:10,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:01:10,679 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:01:10,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:01:10,913 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:01:10,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:01:10,942 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:01:10,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:01:10 WrapperNode [2021-11-13 18:01:10,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:01:10,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:01:10,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:01:10,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:01:10,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:01:10" (1/1) ... [2021-11-13 18:01:10,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:01:10" (1/1) ... [2021-11-13 18:01:10,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:01:10,978 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:01:10,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:01:10,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:01:10,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:01:10" (1/1) ... [2021-11-13 18:01:10,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:01:10" (1/1) ... [2021-11-13 18:01:10,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:01:10" (1/1) ... [2021-11-13 18:01:10,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:01:10" (1/1) ... [2021-11-13 18:01:10,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:01:10" (1/1) ... [2021-11-13 18:01:10,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:01:10" (1/1) ... [2021-11-13 18:01:10,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:01:10" (1/1) ... [2021-11-13 18:01:11,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:01:11,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:01:11,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:01:11,003 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:01:11,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:01:10" (1/1) ... [2021-11-13 18:01:11,012 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:11,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:11,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:11,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-13 18:01:11,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:01:11,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:01:11,258 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:01:11,259 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 18:01:11,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:01:11 BoogieIcfgContainer [2021-11-13 18:01:11,261 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:01:11,265 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-13 18:01:11,265 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-13 18:01:11,268 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-13 18:01:11,269 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:01:11,269 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 06:01:10" (1/3) ... [2021-11-13 18:01:11,271 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@23ed0ca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:01:11, skipping insertion in model container [2021-11-13 18:01:11,271 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:01:11,271 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:01:10" (2/3) ... [2021-11-13 18:01:11,272 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@23ed0ca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:01:11, skipping insertion in model container [2021-11-13 18:01:11,272 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:01:11,272 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:01:11" (3/3) ... [2021-11-13 18:01:11,274 INFO L388 chiAutomizerObserver]: Analyzing ICFG ps4-both-nt.c [2021-11-13 18:01:11,333 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-13 18:01:11,334 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-13 18:01:11,334 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-13 18:01:11,334 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-13 18:01:11,334 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-13 18:01:11,334 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-13 18:01:11,335 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-13 18:01:11,335 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-13 18:01:11,350 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:01:11,370 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-13 18:01:11,371 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:01:11,371 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:01:11,377 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-13 18:01:11,377 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-13 18:01:11,377 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-13 18:01:11,377 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:01:11,379 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-13 18:01:11,379 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:01:11,380 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:01:11,380 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-13 18:01:11,380 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-13 18:01:11,387 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 5#L26-2true [2021-11-13 18:01:11,387 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(0 == 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-11-13 18:01:11,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:01:11,394 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-13 18:01:11,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:01:11,407 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556098592] [2021-11-13 18:01:11,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:01:11,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:01:11,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:01:11,486 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:01:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:01:11,512 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:01:11,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:01:11,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-11-13 18:01:11,516 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:01:11,518 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204096246] [2021-11-13 18:01:11,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:01:11,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:01:11,536 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:01:11,537 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [806682253] [2021-11-13 18:01:11,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:01:11,538 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:01:11,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:11,541 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:01:11,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 18:01:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:01:11,597 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:01:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:01:11,606 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:01:11,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:01:11,614 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-11-13 18:01:11,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:01:11,615 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099955365] [2021-11-13 18:01:11,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:01:11,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:01:11,621 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:01:11,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1864365111] [2021-11-13 18:01:11,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:01:11,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:01:11,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:11,663 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:01:11,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 18:01:11,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:01:11,737 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:01:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:01:11,752 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:01:12,018 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:01:12,019 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:01:12,019 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:01:12,019 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:01:12,019 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:01:12,019 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:12,019 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:01:12,019 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:01:12,019 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Loop [2021-11-13 18:01:12,019 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:01:12,020 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:01:12,035 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 18:01:12,045 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 18:01:12,131 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:01:12,132 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:01:12,134 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:12,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:12,172 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:12,174 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:01:12,174 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:12,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-13 18:01:12,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:12,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:12,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:12,239 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:12,245 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:01:12,245 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:12,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-13 18:01:12,278 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:01:12,278 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0#1=0} Honda state: {ULTIMATE.start_main_~c~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0#1=0}, {ULTIMATE.start_main_~c~0#1=2}, {ULTIMATE.start_main_~c~0#1=-1}] Lambdas: [6, 1, 1] Nus: [0, 0] [2021-11-13 18:01:12,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:12,313 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:12,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:12,315 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:12,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-13 18:01:12,323 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:01:12,324 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:12,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:12,384 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:12,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:12,387 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:12,395 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:01:12,395 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:12,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-13 18:01:12,430 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:01:12,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:12,466 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:01:12,466 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:01:12,467 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:01:12,467 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:01:12,467 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:01:12,467 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:12,467 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:01:12,467 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:01:12,467 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Loop [2021-11-13 18:01:12,467 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:01:12,468 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:01:12,470 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 18:01:12,474 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 18:01:12,605 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:01:12,609 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:01:12,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:12,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:12,612 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:12,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:12,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:12,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:12,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:12,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:12,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:01:12,633 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:01:12,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:12,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-13 18:01:12,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:12,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:12,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:12,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:12,689 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:12,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:12,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:12,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:12,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:12,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:12,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:01:12,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:01:12,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:12,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-13 18:01:12,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:12,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:12,763 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 18:01:12,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:12,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:12,766 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:12,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:12,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:12,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:12,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:12,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:12,782 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:12,786 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:12,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:12,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-13 18:01:12,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:12,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:12,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:12,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:12,845 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:12,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:12,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:12,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:12,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:12,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:12,861 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:12,866 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:12,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:12,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-13 18:01:12,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:12,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:12,923 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 18:01:12,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:12,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:12,925 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:12,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:12,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-13 18:01:12,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:12,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:12,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:12,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:12,943 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:12,948 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:12,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:12,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:12,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:12,996 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:12,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:12,997 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:12,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-13 18:01:13,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:13,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:13,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:13,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:13,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:13,011 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:13,030 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:13,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:13,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:13,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:13,079 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 18:01:13,080 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:13,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:13,081 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:13,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-13 18:01:13,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:13,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:13,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:13,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:13,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:13,094 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:13,096 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:13,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:13,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:13,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:13,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:13,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:13,132 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:13,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-13 18:01:13,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:13,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:13,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:13,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:13,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:13,154 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:13,160 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:13,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:13,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:13,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:13,219 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 18:01:13,219 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:13,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:13,229 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:13,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:13,245 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:13,245 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:13,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:13,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:13,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:13,246 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:13,254 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:13,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:13,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-13 18:01:13,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:13,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:13,319 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:13,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:13,320 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:13,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-13 18:01:13,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:13,335 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:13,335 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:13,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:13,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:13,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:13,336 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:13,339 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:13,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:13,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:13,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:13,374 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 18:01:13,374 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:13,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:13,378 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:13,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-13 18:01:13,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:13,388 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:13,388 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:01:13,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:13,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:13,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:13,389 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:13,392 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:13,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:13,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:13,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:13,454 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:13,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:13,455 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:13,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-13 18:01:13,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:13,470 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:13,470 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:01:13,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:13,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:13,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:13,470 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:13,475 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:13,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:13,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:13,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:13,511 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 18:01:13,511 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:13,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:13,513 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:13,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-13 18:01:13,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:13,528 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:13,528 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:13,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:13,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:13,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:13,528 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:13,533 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:13,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:13,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:13,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:13,593 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:13,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:13,594 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:13,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-13 18:01:13,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:13,604 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:13,604 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:13,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:13,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:13,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:13,604 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:13,611 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:13,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:13,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:13,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:13,692 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 18:01:13,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:13,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:13,695 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:13,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:13,716 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:13,716 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:13,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:13,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:13,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:13,717 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:13,719 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:13,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:13,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-13 18:01:13,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:13,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:13,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:13,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:13,788 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:13,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-13 18:01:13,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:13,797 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:13,797 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:13,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:13,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:13,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:13,798 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:13,803 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:13,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:13,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:13,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:13,835 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 18:01:13,835 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:13,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:13,836 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:13,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-13 18:01:13,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:13,845 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:13,845 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:13,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:13,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:13,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:13,846 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:01:13,849 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:01:13,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:13,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:13,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:13,893 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:13,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:13,894 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:13,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-13 18:01:13,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:13,904 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:13,904 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:13,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:13,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:13,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:13,905 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:01:13,909 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:01:13,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:13,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:13,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:13,977 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:01:13,978 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:01:13,978 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:01:13,978 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:01:13,978 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:01:13,978 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:13,978 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:01:13,979 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:01:13,979 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Lasso [2021-11-13 18:01:13,979 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:01:13,979 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:01:13,982 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 18:01:13,986 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 18:01:13,989 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 18:01:13,991 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 18:01:13,993 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 18:01:14,232 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:01:14,232 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:01:14,232 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:14,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:14,243 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:14,261 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:01:14,261 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:14,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-13 18:01:14,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:14,363 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:14,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:14,367 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:14,381 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:01:14,381 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:14,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-13 18:01:14,407 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:01:14,408 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0#1=0} Honda state: {ULTIMATE.start_main_~c~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0#1=0}, {ULTIMATE.start_main_~c~0#1=2}, {ULTIMATE.start_main_~c~0#1=-1}] Lambdas: [6, 1, 1] Nus: [0, 0] [2021-11-13 18:01:14,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:14,445 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:14,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:14,446 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:14,451 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:01:14,451 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:14,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-13 18:01:14,471 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:01:14,471 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:01:14,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:14,506 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:14,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:14,508 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:14,511 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:01:14,511 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:14,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-13 18:01:14,522 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:01:14,522 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:01:14,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:14,545 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:14,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:14,546 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:14,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-13 18:01:14,547 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:01:14,547 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:14,565 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:01:14,566 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~k~0#1=0} Honda state: {ULTIMATE.start_main_~k~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:01:14,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:14,603 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:14,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:14,613 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:14,620 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:01:14,620 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:14,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-13 18:01:14,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:14,681 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:14,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:14,682 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:14,684 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:01:14,684 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:14,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-13 18:01:14,710 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:01:14,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-11-13 18:01:14,731 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:01:14,731 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:01:14,731 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:01:14,732 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:01:14,732 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:01:14,732 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:14,732 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:01:14,732 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:01:14,732 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Lasso [2021-11-13 18:01:14,732 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:01:14,732 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:01:14,734 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 18:01:14,751 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 18:01:14,754 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 18:01:14,757 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 18:01:14,763 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 18:01:15,032 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:01:15,032 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:01:15,032 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,039 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:15,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:01:15,064 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:01:15,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:01:15,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-13 18:01:15,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:15,123 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,124 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:15,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:01:15,140 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:01:15,140 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:01:15,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-13 18:01:15,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-11-13 18:01:15,176 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,177 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-13 18:01:15,178 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 18:01:15,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:15,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:01:15,186 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:01:15,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:15,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:15,212 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,213 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-13 18:01:15,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:15,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:15,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:01:15,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:01:15,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:15,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:15,245 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,246 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-13 18:01:15,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:15,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:15,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:01:15,255 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:01:15,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:15,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-11-13 18:01:15,276 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 18:01:15,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,277 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-13 18:01:15,278 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 18:01:15,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,286 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:15,291 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:01:15,291 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:01:15,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-11-13 18:01:15,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,353 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-13 18:01:15,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:15,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,363 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:15,365 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:01:15,366 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:01:15,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:15,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,418 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:15,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:15,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,437 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:15,438 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:15,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:15,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-13 18:01:15,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:15,499 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,503 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:15,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:15,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,515 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:15,515 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:15,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:15,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-13 18:01:15,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:15,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,564 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:15,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:15,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,576 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:15,578 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:15,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:15,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-13 18:01:15,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:15,631 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 18:01:15,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,635 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:15,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-13 18:01:15,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,650 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:15,664 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:01:15,664 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:01:15,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:15,717 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,718 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:15,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,734 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:15,738 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:01:15,738 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:01:15,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-13 18:01:15,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-11-13 18:01:15,785 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,786 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-13 18:01:15,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:15,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:15,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,795 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:15,795 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:15,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:15,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-11-13 18:01:15,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,820 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-13 18:01:15,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:15,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:15,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,833 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:15,834 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:15,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:15,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:15,854 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,855 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-13 18:01:15,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:15,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:15,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,866 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:15,867 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:15,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:15,890 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-13 18:01:15,909 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 18:01:15,909 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,910 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-13 18:01:15,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:15,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:15,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:15,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:15,919 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:15,932 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:01:15,932 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:01:15,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:15,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:15,995 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:15,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:15,996 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:15,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:16,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:16,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,009 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:16,013 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:01:16,013 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:01:16,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-13 18:01:16,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:16,067 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,068 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:16,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:16,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:16,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,086 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:16,087 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:16,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:16,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-13 18:01:16,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:16,124 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,125 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-13 18:01:16,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:16,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:16,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:16,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,134 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:16,135 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:16,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:16,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-11-13 18:01:16,157 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,157 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-13 18:01:16,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:16,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:16,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:16,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,167 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:16,168 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:16,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:16,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-11-13 18:01:16,192 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 18:01:16,192 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,193 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-13 18:01:16,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:16,202 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:16,202 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:16,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,202 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:16,207 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:01:16,207 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:01:16,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:16,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,271 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:16,288 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:16,288 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:16,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,289 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:16,292 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:01:16,292 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:01:16,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-13 18:01:16,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:16,343 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,345 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:16,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-13 18:01:16,366 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:16,367 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:16,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:16,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,367 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:16,368 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:16,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:16,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:16,391 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,399 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:16,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-13 18:01:16,410 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:16,410 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:16,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:16,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,410 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:16,411 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:16,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:16,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:16,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,449 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-13 18:01:16,451 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 18:01:16,458 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:16,458 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:16,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:16,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,459 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:16,459 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:16,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:16,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-11-13 18:01:16,481 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 18:01:16,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,482 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-13 18:01:16,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:16,492 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:16,493 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:01:16,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,493 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:16,500 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:01:16,500 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:01:16,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:16,556 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,559 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:16,573 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:16,573 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:01:16,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,573 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:16,577 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:01:16,577 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:01:16,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-13 18:01:16,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-11-13 18:01:16,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,630 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-13 18:01:16,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:16,639 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:16,639 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:01:16,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:16,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,640 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:16,641 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:16,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:16,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:16,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,690 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:16,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:16,709 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:01:16,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:16,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,709 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:16,710 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:16,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:16,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-13 18:01:16,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:16,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,741 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-13 18:01:16,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:16,750 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:16,750 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:01:16,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:16,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,751 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:16,752 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:16,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:16,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:16,791 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 18:01:16,791 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,792 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-13 18:01:16,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:16,801 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:16,802 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:16,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,802 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:16,811 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:01:16,811 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:01:16,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:16,875 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,879 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-13 18:01:16,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:16,889 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:16,889 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:16,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,889 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:16,894 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:01:16,895 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:01:16,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:16,935 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,936 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-13 18:01:16,937 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 18:01:16,945 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:16,945 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:16,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:16,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,946 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:16,947 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:16,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:16,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:16,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:16,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:16,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:16,984 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:16,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:16,995 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:16,995 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:16,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:16,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:16,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:16,996 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:16,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-13 18:01:16,998 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:16,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:17,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:17,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:17,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:17,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:17,034 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:17,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-13 18:01:17,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:17,044 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:17,044 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:17,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:17,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:17,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:17,045 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:17,046 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:17,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:17,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:17,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:17,107 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 18:01:17,107 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:17,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:17,108 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:17,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:17,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-13 18:01:17,119 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:17,119 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:17,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:17,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:17,119 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:17,126 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:01:17,126 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:01:17,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:17,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:17,176 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:17,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:17,176 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:17,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-13 18:01:17,178 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 18:01:17,185 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:17,185 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:17,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:17,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:17,185 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:17,188 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:01:17,189 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:01:17,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:17,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:17,247 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:17,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:17,251 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:17,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:17,264 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:17,265 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:17,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:17,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:17,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:17,265 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:17,266 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:17,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:17,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-13 18:01:17,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:17,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:17,311 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:17,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:17,312 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:17,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:17,323 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:17,324 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:17,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:17,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:17,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:17,324 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:17,325 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:17,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:17,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-13 18:01:17,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:17,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:17,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:17,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:17,372 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:17,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:17,383 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:17,384 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:17,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:17,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:17,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:17,384 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:17,385 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:17,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:17,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-13 18:01:17,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:17,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:17,431 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 18:01:17,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:17,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:17,435 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:17,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:17,446 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:17,446 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:17,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:17,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:17,447 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:01:17,455 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-13 18:01:17,455 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-13 18:01:17,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-13 18:01:17,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:17,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:17,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:17,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:17,511 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:17,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:17,522 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:17,523 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:17,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:17,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:17,523 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:01:17,528 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-13 18:01:17,528 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-13 18:01:17,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-13 18:01:17,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:17,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:17,583 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:17,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:17,584 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:17,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:17,595 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:17,595 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:17,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:17,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:17,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:17,595 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:01:17,596 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:01:17,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:17,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-13 18:01:17,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:17,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:17,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:17,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:17,648 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:17,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:17,659 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:17,659 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:17,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:17,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:17,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:17,660 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:01:17,661 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:01:17,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:17,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-13 18:01:17,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:17,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:17,707 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:17,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:17,708 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:17,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:17,720 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:17,720 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:17,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:17,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:17,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:17,721 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:01:17,722 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:01:17,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:17,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-13 18:01:17,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:17,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:17,767 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-13 18:01:17,767 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 5#L26-2true assume !false; 6#L29true assume !!(0 == 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-11-13 18:01:17,767 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(0 == 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-11-13 18:01:17,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:01:17,768 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-11-13 18:01:17,768 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:01:17,768 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293503948] [2021-11-13 18:01:17,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:01:17,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:01:17,774 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:01:17,776 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1000514042] [2021-11-13 18:01:17,776 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:01:17,776 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:01:17,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:17,777 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:01:17,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Waiting until timeout for monitored process [2021-11-13 18:01:17,815 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:01:17,815 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:01:17,815 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:01:17,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:01:17,823 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:01:17,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:01:17,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-11-13 18:01:17,825 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:01:17,825 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823691823] [2021-11-13 18:01:17,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:01:17,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:01:17,828 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:01:17,830 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [902027938] [2021-11-13 18:01:17,830 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:01:17,830 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:01:17,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:17,832 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:01:17,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Waiting until timeout for monitored process [2021-11-13 18:01:17,862 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:01:17,862 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:01:17,862 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:01:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:01:17,869 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:01:17,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:01:17,870 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-11-13 18:01:17,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:01:17,870 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456605570] [2021-11-13 18:01:17,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:01:17,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:01:17,884 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:01:17,884 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [859117657] [2021-11-13 18:01:17,884 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:01:17,884 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:01:17,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:17,890 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:01:17,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Waiting until timeout for monitored process [2021-11-13 18:01:17,917 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-13 18:01:17,917 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:01:17,917 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:01:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:01:17,924 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:01:17,969 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:01:17,969 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:01:17,969 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:01:17,969 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:01:17,969 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:01:17,969 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:17,969 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:01:17,969 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:01:17,969 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Loop [2021-11-13 18:01:17,970 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:01:17,970 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:01:17,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:01:17,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:01:18,044 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:01:18,044 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:01:18,045 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,046 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-13 18:01:18,054 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:01:18,054 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:18,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:18,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,083 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,086 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:01:18,086 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:18,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-13 18:01:18,110 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:01:18,111 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0#1=0} Honda state: {ULTIMATE.start_main_~c~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0#1=0}, {ULTIMATE.start_main_~c~0#1=2}, {ULTIMATE.start_main_~c~0#1=-1}] Lambdas: [6, 1, 1] Nus: [0, 0] [2021-11-13 18:01:18,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-11-13 18:01:18,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,131 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-13 18:01:18,132 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:01:18,132 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:18,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-11-13 18:01:18,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,160 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-13 18:01:18,161 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:01:18,161 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:18,172 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:01:18,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-11-13 18:01:18,191 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:01:18,192 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:01:18,192 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:01:18,192 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:01:18,192 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:01:18,192 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,192 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:01:18,192 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:01:18,192 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Loop [2021-11-13 18:01:18,192 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:01:18,192 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:01:18,193 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 18:01:18,200 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 18:01:18,264 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:01:18,264 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:01:18,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,266 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,275 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 18:01:18,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:18,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:01:18,286 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:01:18,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-13 18:01:18,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:18,331 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,332 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:18,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:18,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:01:18,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:01:18,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-13 18:01:18,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:18,375 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 18:01:18,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,376 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:18,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-13 18:01:18,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:18,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,396 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:18,398 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:18,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:18,440 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,441 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:18,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:18,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,453 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:18,454 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:18,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-13 18:01:18,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:18,478 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 18:01:18,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,479 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-13 18:01:18,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:18,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:18,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,488 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:18,488 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:18,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-11-13 18:01:18,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,511 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:18,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-13 18:01:18,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:18,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,521 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:18,522 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:18,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:18,546 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 18:01:18,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,547 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-13 18:01:18,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:18,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:18,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,559 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:18,560 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:18,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:18,583 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,584 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-13 18:01:18,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:18,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:18,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,594 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:18,596 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:18,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-11-13 18:01:18,625 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 18:01:18,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,626 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-13 18:01:18,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:18,634 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:18,634 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:18,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,634 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:18,635 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:18,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:18,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,658 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-13 18:01:18,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:18,687 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:18,687 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:18,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,688 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:18,690 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:18,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:18,722 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 18:01:18,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,723 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-13 18:01:18,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:18,733 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:18,733 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:01:18,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,734 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:18,734 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:18,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-11-13 18:01:18,779 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,780 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-13 18:01:18,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:18,789 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:18,789 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:01:18,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,789 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:18,795 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:18,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:18,821 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 18:01:18,821 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,821 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-13 18:01:18,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:18,830 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:18,830 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:18,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,830 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:18,832 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:18,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-11-13 18:01:18,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,889 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-13 18:01:18,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:18,899 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:18,899 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:18,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,899 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:18,901 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:18,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:18,929 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 18:01:18,929 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,929 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-13 18:01:18,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:18,938 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:18,938 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:18,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,938 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:18,939 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:18,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:18,962 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,963 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-13 18:01:18,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:18,971 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:18,971 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:18,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:18,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:18,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:18,972 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:18,973 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:18,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:18,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:18,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-11-13 18:01:18,998 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 18:01:18,998 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:18,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:18,999 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:18,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-13 18:01:19,000 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 18:01:19,007 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:19,007 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:19,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:19,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,008 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:01:19,009 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:01:19,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:19,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:19,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:19,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,034 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-13 18:01:19,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:19,042 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:19,043 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:19,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:19,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,043 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:01:19,045 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:01:19,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:19,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:19,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-11-13 18:01:19,121 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:01:19,121 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:01:19,121 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:01:19,121 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:01:19,121 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:01:19,122 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,122 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:01:19,122 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:01:19,122 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Lasso [2021-11-13 18:01:19,122 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:01:19,122 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:01:19,124 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 18:01:19,139 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 18:01:19,141 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 18:01:19,143 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:01:19,147 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 18:01:19,233 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:01:19,233 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:01:19,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,239 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,241 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:01:19,241 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:19,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-13 18:01:19,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-11-13 18:01:19,308 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,308 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-13 18:01:19,310 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:01:19,310 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:01:19,319 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:01:19,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-11-13 18:01:19,339 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:01:19,339 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:01:19,339 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:01:19,339 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:01:19,339 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:01:19,340 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,340 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:01:19,340 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:01:19,340 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Lasso [2021-11-13 18:01:19,340 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:01:19,340 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:01:19,342 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 18:01:19,361 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 18:01:19,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:01:19,366 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 18:01:19,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:01:19,442 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:01:19,442 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:01:19,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,443 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-11-13 18:01:19,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:19,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:19,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:01:19,460 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:01:19,460 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:01:19,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:19,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-11-13 18:01:19,494 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,495 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-11-13 18:01:19,496 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 18:01:19,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:19,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:19,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:01:19,504 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:01:19,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:19,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:19,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-11-13 18:01:19,524 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,525 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-11-13 18:01:19,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:19,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:19,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:19,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:01:19,533 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:01:19,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:19,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:19,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:19,554 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,554 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-11-13 18:01:19,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:19,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:19,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:01:19,564 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:01:19,564 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:01:19,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:19,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:19,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,588 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-11-13 18:01:19,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:19,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:19,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:19,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:01:19,601 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:01:19,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:19,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:19,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:19,627 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 18:01:19,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,628 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-11-13 18:01:19,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:19,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:19,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,649 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:19,653 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:01:19,653 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:01:19,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:19,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2021-11-13 18:01:19,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,690 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-11-13 18:01:19,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:19,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:19,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:19,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,698 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:19,699 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:19,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:19,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:19,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2021-11-13 18:01:19,719 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,720 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-11-13 18:01:19,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:19,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:19,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:19,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,729 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:19,729 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:19,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:19,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:19,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2021-11-13 18:01:19,750 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,750 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-11-13 18:01:19,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:19,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:19,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,759 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:19,761 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:01:19,761 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:01:19,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:19,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:19,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,787 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-11-13 18:01:19,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:19,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:19,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:19,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,796 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:19,796 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:19,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:19,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:19,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:19,834 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 18:01:19,834 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,837 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-11-13 18:01:19,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:19,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:19,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,845 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:19,852 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:01:19,852 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:01:19,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:19,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2021-11-13 18:01:19,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,906 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-11-13 18:01:19,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:19,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:19,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:19,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,915 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:19,916 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:19,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:19,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:19,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2021-11-13 18:01:19,937 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,937 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-11-13 18:01:19,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:19,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:19,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:19,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,948 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:19,948 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:19,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:19,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:19,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:19,976 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:19,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:19,976 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:19,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-11-13 18:01:19,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:19,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:19,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:19,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:19,985 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:19,989 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:01:19,989 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:01:20,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2021-11-13 18:01:20,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,030 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-11-13 18:01:20,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:20,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:20,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:20,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,039 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:20,039 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:20,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:20,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:20,060 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 18:01:20,060 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,061 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:20,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:20,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,077 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:20,083 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:01:20,084 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:01:20,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-11-13 18:01:20,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:20,115 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,116 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-11-13 18:01:20,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:20,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:20,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:20,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,125 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:20,126 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:20,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:20,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:20,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,148 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-11-13 18:01:20,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:20,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:20,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:20,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,157 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:20,158 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:20,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:20,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2021-11-13 18:01:20,189 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,190 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-11-13 18:01:20,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:20,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:20,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,200 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:20,205 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:01:20,205 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:01:20,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2021-11-13 18:01:20,246 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,247 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-11-13 18:01:20,248 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 18:01:20,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:01:20,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:20,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,256 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:20,257 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:20,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:20,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:20,288 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 18:01:20,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,289 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-11-13 18:01:20,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:20,298 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,298 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:20,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,299 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:20,302 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:01:20,302 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:01:20,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:20,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,331 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-11-13 18:01:20,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:20,339 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,339 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:20,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:20,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,339 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:20,340 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:20,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:20,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:20,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,362 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-11-13 18:01:20,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:20,371 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,371 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:20,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:20,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,371 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:20,372 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:20,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:20,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:20,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,396 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-11-13 18:01:20,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:20,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,407 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:20,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,407 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:20,411 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:01:20,411 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:01:20,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:20,472 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,473 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:20,488 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,488 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:20,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:20,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,488 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:01:20,489 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:01:20,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:20,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-11-13 18:01:20,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2021-11-13 18:01:20,523 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 18:01:20,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,524 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-11-13 18:01:20,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:20,535 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,535 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:01:20,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,535 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:20,540 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:01:20,540 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:01:20,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:20,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,573 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-11-13 18:01:20,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:20,582 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,582 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:01:20,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:20,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,582 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:20,583 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:20,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:20,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:20,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,606 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-11-13 18:01:20,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:20,614 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,615 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:01:20,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:20,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,615 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:20,615 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:20,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:20,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:20,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,638 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-11-13 18:01:20,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:20,646 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,646 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:01:20,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,647 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:20,649 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:01:20,649 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:01:20,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2021-11-13 18:01:20,706 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,707 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-11-13 18:01:20,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:20,718 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,718 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:01:20,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:20,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,718 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:20,719 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:20,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:20,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:20,754 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 18:01:20,754 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,755 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-11-13 18:01:20,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:20,764 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,764 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:20,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,764 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:20,776 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:01:20,776 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:01:20,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2021-11-13 18:01:20,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,819 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-11-13 18:01:20,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:20,827 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,827 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:20,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:20,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,828 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:20,829 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:20,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:20,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:20,852 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,853 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-11-13 18:01:20,855 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 18:01:20,863 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,863 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:20,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:20,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,863 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:20,864 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:20,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:20,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:20,886 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,888 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-11-13 18:01:20,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:20,896 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,896 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:20,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,896 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:20,900 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:01:20,900 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:01:20,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2021-11-13 18:01:20,937 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,938 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-11-13 18:01:20,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:20,946 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,947 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:20,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:20,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,947 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:01:20,948 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:01:20,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:20,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:20,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:20,971 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 18:01:20,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:20,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:20,971 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:20,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-11-13 18:01:20,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:20,979 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:20,980 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:20,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:20,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:20,980 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:20,984 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:01:20,984 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:01:20,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:21,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2021-11-13 18:01:21,013 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:21,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:21,014 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:21,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-11-13 18:01:21,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:21,022 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:21,022 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:21,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:21,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:21,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:21,023 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:21,023 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:21,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:21,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:21,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2021-11-13 18:01:21,045 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:21,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:21,045 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:21,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-11-13 18:01:21,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:21,055 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:21,056 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:21,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:21,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:21,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:21,056 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:21,057 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:21,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:21,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:21,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:21,111 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:21,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:21,127 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:21,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:01:21,138 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:21,138 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:21,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:21,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:21,138 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:21,141 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:01:21,141 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:01:21,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-11-13 18:01:21,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:21,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:21,192 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:21,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:21,193 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:21,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:21,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-11-13 18:01:21,204 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:21,204 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:01:21,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:21,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:21,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:21,204 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:01:21,205 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:01:21,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:21,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:21,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2021-11-13 18:01:21,270 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 18:01:21,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:21,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:21,271 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:21,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-11-13 18:01:21,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:21,280 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:21,280 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:21,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:21,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:21,280 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:01:21,288 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-13 18:01:21,288 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-13 18:01:21,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:21,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2021-11-13 18:01:21,363 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:21,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:21,363 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:21,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:21,374 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:21,375 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:21,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:21,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:21,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:21,375 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:01:21,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:01:21,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:21,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-11-13 18:01:21,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:21,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:21,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:21,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:21,432 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:21,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:21,443 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:21,443 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:21,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:21,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:21,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:21,444 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:01:21,445 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:01:21,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:21,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-11-13 18:01:21,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:21,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:21,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:21,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:21,496 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:21,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 18:01:21,507 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:21,508 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:21,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:21,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:21,508 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:01:21,512 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-13 18:01:21,513 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-13 18:01:21,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-11-13 18:01:21,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:21,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:21,579 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:01:21,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:01:21,580 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:01:21,582 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 18:01:21,592 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:01:21,592 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:01:21,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:01:21,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:01:21,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:01:21,592 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:01:21,593 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:01:21,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:01:21,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2021-11-13 18:01:21,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:01:21,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:21,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 06:01:21 BoogieIcfgContainer [2021-11-13 18:01:21,648 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-13 18:01:21,649 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:01:21,649 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:01:21,649 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:01:21,650 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:01:11" (3/4) ... [2021-11-13 18:01:21,653 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-13 18:01:21,653 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:01:21,654 INFO L158 Benchmark]: Toolchain (without parser) took 11014.11ms. Allocated memory was 107.0MB in the beginning and 134.2MB in the end (delta: 27.3MB). Free memory was 72.2MB in the beginning and 92.2MB in the end (delta: -20.0MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2021-11-13 18:01:21,654 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 107.0MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:01:21,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.45ms. Allocated memory is still 107.0MB. Free memory was 72.0MB in the beginning and 85.3MB in the end (delta: -13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:01:21,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.28ms. Allocated memory is still 107.0MB. Free memory was 85.3MB in the beginning and 84.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:01:21,656 INFO L158 Benchmark]: Boogie Preprocessor took 23.59ms. Allocated memory is still 107.0MB. Free memory was 84.1MB in the beginning and 83.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:01:21,656 INFO L158 Benchmark]: RCFGBuilder took 258.95ms. Allocated memory is still 107.0MB. Free memory was 83.0MB in the beginning and 75.3MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-13 18:01:21,656 INFO L158 Benchmark]: BuchiAutomizer took 10383.73ms. Allocated memory was 107.0MB in the beginning and 134.2MB in the end (delta: 27.3MB). Free memory was 75.0MB in the beginning and 93.2MB in the end (delta: -18.2MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2021-11-13 18:01:21,657 INFO L158 Benchmark]: Witness Printer took 4.05ms. Allocated memory is still 134.2MB. Free memory was 93.2MB in the beginning and 92.2MB in the end (delta: 990.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:01:21,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 107.0MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.45ms. Allocated memory is still 107.0MB. Free memory was 72.0MB in the beginning and 85.3MB in the end (delta: -13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.28ms. Allocated memory is still 107.0MB. Free memory was 85.3MB in the beginning and 84.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.59ms. Allocated memory is still 107.0MB. Free memory was 84.1MB in the beginning and 83.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 258.95ms. Allocated memory is still 107.0MB. Free memory was 83.0MB in the beginning and 75.3MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 10383.73ms. Allocated memory was 107.0MB in the beginning and 134.2MB in the end (delta: 27.3MB). Free memory was 75.0MB in the beginning and 93.2MB in the end (delta: -18.2MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. * Witness Printer took 4.05ms. Allocated memory is still 134.2MB. Free memory was 93.2MB in the beginning and 92.2MB in the end (delta: 990.7kB). 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 10.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 10.2s. 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: inital48 mio100 ax100 hnf93 lsp85 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq204 hnf95 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 59ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 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_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(0 == 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(0 == 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-13 18:01:21,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:21,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Ended with exit code 0 [2021-11-13 18:01:22,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Ended with exit code 0 [2021-11-13 18:01:22,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-13 18:01:22,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:01:22,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed54f67b-5ab0-433a-b458-adc38dd8a7f1/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