./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0 --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 64bit --witnessprinter.graph.data.programhash c295749df38dacfa531a14c4d744c010a8ad50fab674c3b8e19c2ca945c321a6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 14:50:12,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 14:50:12,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 14:50:12,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 14:50:12,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 14:50:12,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 14:50:12,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 14:50:12,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 14:50:12,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 14:50:12,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 14:50:12,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 14:50:12,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 14:50:12,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 14:50:12,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 14:50:12,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 14:50:12,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 14:50:12,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 14:50:12,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 14:50:12,364 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 14:50:12,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 14:50:12,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 14:50:12,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 14:50:12,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 14:50:12,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 14:50:12,397 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 14:50:12,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 14:50:12,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 14:50:12,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 14:50:12,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 14:50:12,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 14:50:12,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 14:50:12,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 14:50:12,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 14:50:12,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 14:50:12,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 14:50:12,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 14:50:12,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 14:50:12,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 14:50:12,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 14:50:12,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 14:50:12,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 14:50:12,419 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-11-22 14:50:12,476 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 14:50:12,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 14:50:12,477 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 14:50:12,478 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 14:50:12,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 14:50:12,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 14:50:12,481 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 14:50:12,481 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-22 14:50:12,481 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-22 14:50:12,481 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-22 14:50:12,483 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-22 14:50:12,483 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-22 14:50:12,483 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-22 14:50:12,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 14:50:12,484 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 14:50:12,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 14:50:12,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 14:50:12,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-22 14:50:12,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-22 14:50:12,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-22 14:50:12,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 14:50:12,486 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-22 14:50:12,486 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 14:50:12,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-22 14:50:12,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 14:50:12,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 14:50:12,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 14:50:12,489 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 14:50:12,489 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 14:50:12,491 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-22 14:50:12,491 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_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c295749df38dacfa531a14c4d744c010a8ad50fab674c3b8e19c2ca945c321a6 [2021-11-22 14:50:12,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 14:50:12,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 14:50:12,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 14:50:12,908 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 14:50:12,910 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 14:50:12,911 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c [2021-11-22 14:50:13,002 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/data/3cf27f122/a59eaf315f754fdfa31880381ea150da/FLAG7e3718991 [2021-11-22 14:50:13,639 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 14:50:13,640 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/sv-benchmarks/c/termination-crafted/Gothenburg_v2-1.c [2021-11-22 14:50:13,652 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/data/3cf27f122/a59eaf315f754fdfa31880381ea150da/FLAG7e3718991 [2021-11-22 14:50:13,977 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/data/3cf27f122/a59eaf315f754fdfa31880381ea150da [2021-11-22 14:50:13,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 14:50:13,983 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 14:50:13,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 14:50:13,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 14:50:13,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 14:50:13,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:50:13" (1/1) ... [2021-11-22 14:50:13,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15cef089 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:13, skipping insertion in model container [2021-11-22 14:50:13,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:50:13" (1/1) ... [2021-11-22 14:50:14,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 14:50:14,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 14:50:14,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 14:50:14,197 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 14:50:14,264 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 14:50:14,281 INFO L208 MainTranslator]: Completed translation [2021-11-22 14:50:14,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:14 WrapperNode [2021-11-22 14:50:14,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 14:50:14,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 14:50:14,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 14:50:14,284 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 14:50:14,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:14" (1/1) ... [2021-11-22 14:50:14,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:14" (1/1) ... [2021-11-22 14:50:14,326 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2021-11-22 14:50:14,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 14:50:14,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 14:50:14,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 14:50:14,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 14:50:14,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:14" (1/1) ... [2021-11-22 14:50:14,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:14" (1/1) ... [2021-11-22 14:50:14,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:14" (1/1) ... [2021-11-22 14:50:14,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:14" (1/1) ... [2021-11-22 14:50:14,345 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:14" (1/1) ... [2021-11-22 14:50:14,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:14" (1/1) ... [2021-11-22 14:50:14,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:14" (1/1) ... [2021-11-22 14:50:14,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 14:50:14,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 14:50:14,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 14:50:14,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 14:50:14,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:14" (1/1) ... [2021-11-22 14:50:14,382 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:14,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:14,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:14,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-22 14:50:14,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 14:50:14,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 14:50:14,564 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 14:50:14,567 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 14:50:14,731 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 14:50:14,740 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 14:50:14,741 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 14:50:14,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:50:14 BoogieIcfgContainer [2021-11-22 14:50:14,743 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 14:50:14,761 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-22 14:50:14,761 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-22 14:50:14,765 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-22 14:50:14,766 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 14:50:14,767 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.11 02:50:13" (1/3) ... [2021-11-22 14:50:14,769 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5793e8a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 02:50:14, skipping insertion in model container [2021-11-22 14:50:14,769 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 14:50:14,770 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:50:14" (2/3) ... [2021-11-22 14:50:14,770 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5793e8a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 02:50:14, skipping insertion in model container [2021-11-22 14:50:14,770 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 14:50:14,771 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:50:14" (3/3) ... [2021-11-22 14:50:14,772 INFO L388 chiAutomizerObserver]: Analyzing ICFG Gothenburg_v2-1.c [2021-11-22 14:50:14,845 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-22 14:50:14,845 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-22 14:50:14,845 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-22 14:50:14,846 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-22 14:50:14,846 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-22 14:50:14,846 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-22 14:50:14,846 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-22 14:50:14,846 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-22 14:50:14,864 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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) [2021-11-22 14:50:14,886 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-22 14:50:14,887 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 14:50:14,887 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 14:50:14,894 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:50:14,895 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-22 14:50:14,895 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-22 14:50:14,895 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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) [2021-11-22 14:50:14,898 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-22 14:50:14,898 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 14:50:14,899 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 14:50:14,899 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:50:14,900 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-22 14:50:14,909 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~x~0#1, main_~y~0#1, main_~a~0#1, main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~y~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 11#L19true assume !!(-268435455 <= main_~a~0#1 && main_~a~0#1 <= 268435455); 13#L20true assume !!(-268435455 <= main_~b~0#1 && main_~b~0#1 <= 268435455); 7#L21true assume !!(-268435455 <= main_~x~0#1 && main_~x~0#1 <= 268435455); 4#L22true assume !!(-268435455 <= main_~y~0#1 && main_~y~0#1 <= 268435455); 9#L23true assume main_~a~0#1 == 1 + main_~b~0#1 && main_~x~0#1 < 0; 6#L24-2true [2021-11-22 14:50:14,909 INFO L793 eck$LassoCheckResult]: Loop: 6#L24-2true assume !!(main_~x~0#1 >= 0 || main_~y~0#1 >= 0);main_~x~0#1 := main_~x~0#1 + main_~a~0#1 - main_~b~0#1 - 1;main_~y~0#1 := main_~y~0#1 + main_~b~0#1 - main_~a~0#1 - 1; 6#L24-2true [2021-11-22 14:50:14,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:50:14,917 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907820, now seen corresponding path program 1 times [2021-11-22 14:50:14,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:50:14,939 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167378338] [2021-11-22 14:50:14,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:50:14,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:50:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:50:15,077 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 14:50:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:50:15,128 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 14:50:15,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:50:15,144 INFO L85 PathProgramCache]: Analyzing trace with hash 65, now seen corresponding path program 1 times [2021-11-22 14:50:15,145 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:50:15,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805689013] [2021-11-22 14:50:15,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:50:15,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:50:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:50:15,163 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 14:50:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:50:15,186 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 14:50:15,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:50:15,194 INFO L85 PathProgramCache]: Analyzing trace with hash 179567606, now seen corresponding path program 1 times [2021-11-22 14:50:15,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:50:15,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987151318] [2021-11-22 14:50:15,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:50:15,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:50:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:50:15,213 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 14:50:15,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:50:15,239 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 14:50:15,358 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 14:50:15,359 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 14:50:15,359 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 14:50:15,359 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 14:50:15,360 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 14:50:15,360 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:15,360 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 14:50:15,360 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 14:50:15,360 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Loop [2021-11-22 14:50:15,361 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 14:50:15,361 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 14:50:15,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:15,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:15,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:15,527 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 14:50:15,528 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 14:50:15,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:15,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:15,534 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:15,537 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:50:15,537 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:15,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-22 14:50:15,588 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 14:50:15,589 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 14:50:15,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:15,644 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:15,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:15,649 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:15,655 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:50:15,655 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:15,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-22 14:50:15,680 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 14:50:15,681 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 14:50:15,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:15,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:15,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:15,725 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:15,731 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:50:15,732 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:15,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-22 14:50:15,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:15,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:15,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:15,816 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:15,823 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 14:50:15,823 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:15,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-22 14:50:16,273 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 14:50:16,274 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=3, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=1} Honda state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=3, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=1} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0#1=1, ULTIMATE.start_main_~a~0#1=-5, ULTIMATE.start_main_~y~0#1=-2, ULTIMATE.start_main_~b~0#1=-5}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=5, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=5}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=0, ULTIMATE.start_main_~y~0#1=0, ULTIMATE.start_main_~b~0#1=0}] Lambdas: [1, 1, 6] Nus: [0, 0] [2021-11-22 14:50:16,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-11-22 14:50:16,441 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 14:50:16,445 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 14:50:16,445 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 14:50:16,452 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 14:50:16,452 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 14:50:16,452 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:16,453 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 14:50:16,453 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 14:50:16,453 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Lasso [2021-11-22 14:50:16,453 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 14:50:16,453 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 14:50:16,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:16,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:16,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:16,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:16,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:16,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:16,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:16,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:16,687 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 14:50:16,688 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 14:50:16,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:16,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:16,705 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:16,781 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:50:16,781 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:16,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-22 14:50:16,803 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 14:50:16,804 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 14:50:16,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:16,860 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:16,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:16,880 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:16,901 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:50:16,901 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:16,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-22 14:50:16,930 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 14:50:16,930 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: [] [2021-11-22 14:50:16,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:16,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:16,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:16,960 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:16,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-22 14:50:16,968 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:50:16,968 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:17,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:17,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:17,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:17,063 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:17,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-22 14:50:17,067 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 14:50:17,067 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:17,152 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 14:50:17,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:17,156 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 14:50:17,156 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 14:50:17,156 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 14:50:17,156 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 14:50:17,156 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 14:50:17,156 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:17,156 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 14:50:17,157 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 14:50:17,157 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Lasso [2021-11-22 14:50:17,157 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 14:50:17,157 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 14:50:17,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:17,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:17,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:17,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:17,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:17,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:17,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:17,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:17,416 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 14:50:17,422 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 14:50:17,424 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:17,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:17,429 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:17,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:17,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:17,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:17,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:17,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:17,451 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:50:17,452 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 14:50:17,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-22 14:50:17,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:17,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:17,511 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:17,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:17,512 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:17,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:17,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:17,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:17,533 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:17,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:17,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-22 14:50:17,573 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-22 14:50:17,573 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:50:17,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:17,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:17,661 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:17,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:17,664 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:17,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:17,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:17,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:17,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:17,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:17,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:17,685 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:50:17,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:17,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-22 14:50:17,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:17,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:17,739 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:17,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:17,740 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:17,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-22 14:50:17,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:17,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:17,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:17,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:17,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:17,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:17,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:50:17,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:17,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:17,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-11-22 14:50:17,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:17,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:17,792 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:17,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-22 14:50:17,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:17,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:17,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:17,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:17,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:17,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:17,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:50:17,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:17,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:17,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:17,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:17,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:17,893 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:17,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:17,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:17,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:17,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:17,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:17,918 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:50:17,918 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 14:50:17,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-22 14:50:17,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:17,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:17,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:17,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:17,989 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:17,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:18,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:18,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:18,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:18,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:18,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:18,008 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:50:18,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:18,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-22 14:50:18,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:18,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-11-22 14:50:18,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:18,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:18,070 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:18,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:18,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-22 14:50:18,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:18,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:18,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:18,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:18,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:18,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:50:18,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:18,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:18,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-11-22 14:50:18,126 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 14:50:18,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:18,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:18,127 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:18,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:18,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:18,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:18,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:18,148 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:18,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-22 14:50:18,155 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 14:50:18,155 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 14:50:18,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:18,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:18,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:18,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:18,212 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:18,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:18,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:18,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:18,231 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:18,231 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:18,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-22 14:50:18,260 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-11-22 14:50:18,261 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 14:50:18,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:18,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:18,370 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:18,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:18,371 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:18,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:18,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-22 14:50:18,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:18,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:18,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:18,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:18,392 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:18,393 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:18,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:18,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:18,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:18,451 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:18,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:18,457 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:18,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:18,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:18,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:18,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:18,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:18,481 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:18,482 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:18,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:18,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-22 14:50:18,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:18,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:18,544 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:18,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:18,546 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:18,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:18,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:18,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:18,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:18,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:18,562 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:18,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-22 14:50:18,562 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:18,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:18,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:18,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:18,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:18,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:18,624 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:18,627 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 [2021-11-22 14:50:18,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:18,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:18,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:18,638 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:18,643 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 14:50:18,643 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 14:50:18,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-22 14:50:18,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:18,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:18,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:18,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:18,709 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:18,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:18,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-22 14:50:18,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:18,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:18,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:18,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:18,721 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:18,721 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:18,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:18,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:18,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-11-22 14:50:18,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:18,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:18,760 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:18,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-22 14:50:18,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:18,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:18,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:18,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:18,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:18,772 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:18,772 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:18,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:18,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:18,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:18,816 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 14:50:18,816 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:18,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:18,817 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:18,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-22 14:50:18,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:18,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:18,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:18,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:18,827 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:18,830 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:50:18,830 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:50:18,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:18,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:18,897 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:18,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:18,899 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:18,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:18,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:18,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:18,918 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:18,918 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:18,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-22 14:50:18,950 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-11-22 14:50:18,950 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-11-22 14:50:19,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:19,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:19,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:19,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:19,060 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:19,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:19,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:19,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:19,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:19,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:19,073 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:19,075 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:19,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:19,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-22 14:50:19,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:19,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:19,125 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:19,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:19,128 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:19,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:19,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-22 14:50:19,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:19,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:19,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:19,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:19,140 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:19,143 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:19,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:19,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:19,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-11-22 14:50:19,176 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:19,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:19,177 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:19,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-22 14:50:19,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:19,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:19,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:19,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:19,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:19,188 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:19,188 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:19,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:19,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:19,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:19,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:19,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:19,221 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:19,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:19,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-22 14:50:19,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:19,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:19,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:19,230 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:19,234 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:50:19,234 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:50:19,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:19,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:19,300 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:19,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:19,301 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:19,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:19,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:19,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:19,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:19,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:19,320 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:19,321 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:19,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:19,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-22 14:50:19,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:19,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:19,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:19,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:19,380 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:19,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:19,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:19,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:19,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:19,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:19,394 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:19,396 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:19,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:19,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-22 14:50:19,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:19,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:19,439 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 14:50:19,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:19,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:19,440 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:19,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-22 14:50:19,443 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 [2021-11-22 14:50:19,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:19,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:19,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:19,452 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:19,457 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 14:50:19,457 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 14:50:19,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:19,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:19,514 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:19,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:19,515 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:19,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:19,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-22 14:50:19,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:19,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:19,533 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:19,533 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:19,576 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2021-11-22 14:50:19,576 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2021-11-22 14:50:19,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:19,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-11-22 14:50:19,699 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:19,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:19,700 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:19,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:19,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:19,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:19,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:19,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:19,714 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:19,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-22 14:50:19,715 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:19,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:19,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:19,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:19,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:19,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:19,749 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:19,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-22 14:50:19,751 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 [2021-11-22 14:50:19,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:19,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:19,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:19,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:19,760 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:19,761 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:19,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:19,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:19,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:19,827 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:19,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:19,829 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:19,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-22 14:50:19,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:19,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:19,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:19,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:19,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:19,843 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:19,844 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:19,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:19,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:19,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:19,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:19,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:19,906 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:19,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:19,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:19,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:19,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:19,925 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:19,932 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 14:50:19,933 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 14:50:19,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-22 14:50:19,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:19,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:19,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:19,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:19,997 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:20,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:20,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:20,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:20,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:20,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:20,018 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:20,019 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:20,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:20,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-22 14:50:20,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:20,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:20,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:20,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:20,082 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:20,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-22 14:50:20,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:20,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:20,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:20,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:20,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:20,110 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:20,111 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:20,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:20,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:20,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:20,161 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 14:50:20,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:20,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:20,163 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:20,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:20,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:20,181 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:20,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:20,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:20,181 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:20,185 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 14:50:20,185 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 14:50:20,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-22 14:50:20,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:20,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:20,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:20,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:20,242 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:20,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:20,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-22 14:50:20,255 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:20,255 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:20,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:20,255 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:20,255 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:20,276 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-11-22 14:50:20,276 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 14:50:20,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:20,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-11-22 14:50:20,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:20,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:20,410 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:20,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-22 14:50:20,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:20,420 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:20,420 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:20,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:20,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:20,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:20,421 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:20,421 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:20,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:20,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:20,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:20,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:20,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:20,447 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:20,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-22 14:50:20,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:20,457 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:20,457 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:20,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:20,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:20,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:20,457 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:20,458 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:20,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:20,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:20,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:20,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:20,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:20,486 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:20,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:20,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-22 14:50:20,498 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:20,498 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:20,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:20,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:20,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:20,498 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:20,499 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:20,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:20,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:20,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-11-22 14:50:20,540 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:20,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:20,541 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:20,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:20,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-22 14:50:20,556 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:20,556 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:20,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:20,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:20,556 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:20,561 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 14:50:20,561 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 14:50:20,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:20,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-22 14:50:20,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:20,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:20,591 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:20,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-22 14:50:20,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:20,601 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:20,601 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:20,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:20,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:20,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:20,601 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:20,602 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:20,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:20,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:20,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:20,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:20,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:20,674 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:20,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:20,696 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:20,696 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:20,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:20,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:20,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:20,697 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:20,698 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:20,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:20,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-22 14:50:20,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:20,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:20,744 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 14:50:20,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:20,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:20,745 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:20,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:20,758 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:20,758 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:20,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:20,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:20,758 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:20,762 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:50:20,762 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:50:20,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-22 14:50:20,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:20,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:20,822 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:20,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:20,823 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:20,825 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 [2021-11-22 14:50:20,837 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:20,838 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:20,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:20,838 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:20,838 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:20,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-22 14:50:20,868 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-11-22 14:50:20,869 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-11-22 14:50:21,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:21,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-11-22 14:50:21,166 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:21,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:21,169 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:21,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-22 14:50:21,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:21,180 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:21,180 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:21,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:21,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:21,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:21,180 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:21,182 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:21,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:21,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:21,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:21,248 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:21,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:21,250 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:21,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:21,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-22 14:50:21,260 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:21,261 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:21,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:21,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:21,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:21,261 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:21,262 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:21,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:21,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:21,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-11-22 14:50:21,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:21,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:21,311 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:21,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-22 14:50:21,314 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 [2021-11-22 14:50:21,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:21,324 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:21,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:21,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:21,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:21,324 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:21,326 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:21,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:21,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:21,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-11-22 14:50:21,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:21,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:21,389 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:21,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:21,402 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:21,402 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:21,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:21,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:21,403 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:21,406 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:50:21,406 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:50:21,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-22 14:50:21,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:21,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:21,457 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:21,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:21,460 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:21,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-22 14:50:21,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:21,471 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:21,471 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:21,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:21,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:21,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:21,471 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:21,472 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:21,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:21,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:21,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:21,499 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:21,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:21,500 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:21,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:21,514 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:21,515 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:21,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:21,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:21,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:21,515 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:21,517 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:21,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:21,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-22 14:50:21,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:21,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:21,573 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 14:50:21,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:21,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:21,574 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:21,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:21,588 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:21,588 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:21,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:21,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:21,589 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:21,593 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 14:50:21,593 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 14:50:21,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-22 14:50:21,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:21,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:21,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:21,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:21,654 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:21,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-22 14:50:21,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:21,666 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:21,666 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:21,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:21,666 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:21,666 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:21,697 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2021-11-22 14:50:21,697 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2021-11-22 14:50:22,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:22,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:22,599 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:22,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:22,600 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:22,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:22,624 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:22,625 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:22,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:22,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:22,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:22,625 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:22,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-22 14:50:22,626 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:22,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:22,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:22,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:22,654 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:22,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:22,655 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:22,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-22 14:50:22,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:22,669 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:22,669 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:22,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:22,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:22,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:22,670 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:22,673 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:22,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:22,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:22,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:22,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:22,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:22,743 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:22,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-22 14:50:22,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:22,753 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:22,753 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:22,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:22,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:22,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:22,754 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:22,756 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:22,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:22,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:22,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-11-22 14:50:22,785 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:22,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:22,786 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:22,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-22 14:50:22,788 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 [2021-11-22 14:50:22,797 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:22,797 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:22,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:22,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:22,798 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:22,802 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 14:50:22,802 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 14:50:22,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:22,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-22 14:50:22,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:22,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:22,871 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:22,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:22,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:22,891 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:22,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:22,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:22,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:22,892 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:22,894 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:22,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:22,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-22 14:50:22,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:22,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:22,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:22,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:22,950 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:22,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:22,968 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:22,968 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:22,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:22,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:22,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:22,969 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:22,971 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:22,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:22,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-22 14:50:22,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:23,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:23,025 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 14:50:23,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:23,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:23,027 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:23,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:23,041 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:23,041 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:23,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:23,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:23,041 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:23,045 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:50:23,045 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:50:23,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-22 14:50:23,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:23,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:23,100 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:23,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:23,102 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:23,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:23,119 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:23,119 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:23,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:23,119 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:23,119 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:23,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-22 14:50:23,147 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-11-22 14:50:23,147 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-11-22 14:50:23,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:23,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:23,319 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:23,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:23,320 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:23,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:23,332 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:23,333 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:23,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:23,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:23,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:23,333 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:23,334 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:23,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:23,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-22 14:50:23,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:23,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:23,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:23,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:23,378 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:23,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:23,389 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:23,389 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:23,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:23,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:23,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:23,390 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:23,390 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:23,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:23,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-22 14:50:23,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:23,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:23,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:23,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:23,438 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:23,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:23,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:23,453 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:23,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:23,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:23,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:23,454 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:23,455 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:23,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:23,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-22 14:50:23,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:23,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:23,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:23,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:23,502 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:23,505 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 [2021-11-22 14:50:23,516 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:23,516 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:23,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:23,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:23,517 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:23,520 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:50:23,520 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:50:23,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-22 14:50:23,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:23,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:23,579 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:23,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:23,580 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:23,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:23,594 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:23,595 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:23,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:23,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:23,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:23,595 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:23,596 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:23,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:23,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-22 14:50:23,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:23,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:23,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:23,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:23,635 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:23,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-22 14:50:23,638 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 [2021-11-22 14:50:23,647 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:23,647 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:23,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:23,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:23,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:23,648 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:23,648 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:23,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:23,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:23,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:23,675 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 14:50:23,675 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:23,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:23,676 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:23,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:23,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-22 14:50:23,688 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:23,688 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:23,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:23,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:23,689 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:23,692 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-22 14:50:23,692 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 14:50:23,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:23,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:23,767 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:23,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:23,768 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:23,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:23,789 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:23,789 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:23,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:23,789 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:23,790 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:23,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-22 14:50:23,826 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-11-22 14:50:23,826 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-11-22 14:50:24,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:24,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:24,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:24,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:24,090 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:24,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-22 14:50:24,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:24,100 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:24,100 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:24,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:24,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:24,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:24,100 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:24,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:50:24,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:24,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:24,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-22 14:50:24,124 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:24,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:24,125 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:24,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-22 14:50:24,126 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 [2021-11-22 14:50:24,134 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:24,134 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:24,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:24,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:24,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:24,135 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:24,136 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:50:24,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:24,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:24,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-11-22 14:50:24,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:24,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:24,161 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:24,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-22 14:50:24,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:24,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:24,171 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:24,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:24,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:24,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:24,172 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:24,173 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:50:24,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:24,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:24,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:24,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:24,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:24,245 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:24,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:24,260 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:24,261 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:24,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:24,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:24,261 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:24,266 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-22 14:50:24,266 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 14:50:24,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-22 14:50:24,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:24,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:24,327 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:24,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:24,328 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:24,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:24,342 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:24,342 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:24,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:24,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:24,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:24,343 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:24,344 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:50:24,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:24,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-22 14:50:24,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:24,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:24,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:24,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:24,400 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:24,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:24,414 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:24,415 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:24,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:24,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:24,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:24,415 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:24,416 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:50:24,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:24,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-22 14:50:24,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:24,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:24,467 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-22 14:50:24,467 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~x~0#1, main_~y~0#1, main_~a~0#1, main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~y~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 11#L19true assume !!(-268435455 <= main_~a~0#1 && main_~a~0#1 <= 268435455); 13#L20true assume !!(-268435455 <= main_~b~0#1 && main_~b~0#1 <= 268435455); 7#L21true assume !!(-268435455 <= main_~x~0#1 && main_~x~0#1 <= 268435455); 4#L22true assume !!(-268435455 <= main_~y~0#1 && main_~y~0#1 <= 268435455); 9#L23true assume main_~a~0#1 == 1 + main_~b~0#1 && main_~x~0#1 < 0; 6#L24-2true assume !!(main_~x~0#1 >= 0 || main_~y~0#1 >= 0);main_~x~0#1 := main_~x~0#1 + main_~a~0#1 - main_~b~0#1 - 1;main_~y~0#1 := main_~y~0#1 + main_~b~0#1 - main_~a~0#1 - 1; 6#L24-2true [2021-11-22 14:50:24,467 INFO L793 eck$LassoCheckResult]: Loop: 6#L24-2true assume !!(main_~x~0#1 >= 0 || main_~y~0#1 >= 0);main_~x~0#1 := main_~x~0#1 + main_~a~0#1 - main_~b~0#1 - 1;main_~y~0#1 := main_~y~0#1 + main_~b~0#1 - main_~a~0#1 - 1; 6#L24-2true [2021-11-22 14:50:24,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:50:24,468 INFO L85 PathProgramCache]: Analyzing trace with hash 179567606, now seen corresponding path program 2 times [2021-11-22 14:50:24,468 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:50:24,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874157488] [2021-11-22 14:50:24,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:50:24,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:50:24,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:50:24,480 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 14:50:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:50:24,496 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 14:50:24,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:50:24,502 INFO L85 PathProgramCache]: Analyzing trace with hash 65, now seen corresponding path program 2 times [2021-11-22 14:50:24,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:50:24,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28459318] [2021-11-22 14:50:24,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:50:24,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:50:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:50:24,511 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 14:50:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:50:24,526 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 14:50:24,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:50:24,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1271628524, now seen corresponding path program 3 times [2021-11-22 14:50:24,530 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:50:24,531 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918273478] [2021-11-22 14:50:24,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:50:24,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:50:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:50:24,549 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 14:50:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 14:50:24,576 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 14:50:24,634 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 14:50:24,634 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 14:50:24,635 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 14:50:24,635 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 14:50:24,635 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 14:50:24,635 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:24,635 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 14:50:24,635 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 14:50:24,636 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Loop [2021-11-22 14:50:24,636 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 14:50:24,636 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 14:50:24,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:24,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:24,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:24,727 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 14:50:24,728 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 14:50:24,728 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:24,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:24,732 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:24,737 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:50:24,737 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:24,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-22 14:50:24,765 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 14:50:24,765 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_4=0} Honda state: {v_rep~unnamed0~0~false_4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 14:50:24,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:24,824 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:24,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:24,825 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:24,848 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:50:24,848 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:24,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-22 14:50:24,867 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 14:50:24,867 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_4=1} Honda state: {v_rep~unnamed0~0~true_4=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 14:50:24,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:24,904 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:24,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:24,905 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:24,907 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:50:24,908 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:24,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-22 14:50:24,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:24,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:24,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:24,988 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:24,992 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 14:50:24,992 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:25,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-22 14:50:25,475 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 14:50:25,475 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=3, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=1} Honda state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=3, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=1} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0#1=1, ULTIMATE.start_main_~a~0#1=-5, ULTIMATE.start_main_~y~0#1=-2, ULTIMATE.start_main_~b~0#1=-5}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=5, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=5}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=0, ULTIMATE.start_main_~y~0#1=0, ULTIMATE.start_main_~b~0#1=0}] Lambdas: [1, 1, 6] Nus: [0, 0] [2021-11-22 14:50:25,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:25,716 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 14:50:25,717 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 14:50:25,717 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 14:50:25,717 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 14:50:25,717 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 14:50:25,717 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:25,717 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 14:50:25,717 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 14:50:25,718 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Lasso [2021-11-22 14:50:25,718 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 14:50:25,718 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 14:50:25,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:25,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:25,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:25,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:25,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:25,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:25,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:25,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:25,890 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 14:50:25,891 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 14:50:25,891 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:25,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:25,904 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:25,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-22 14:50:25,908 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:50:25,908 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:25,927 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 14:50:25,927 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: [] [2021-11-22 14:50:25,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:25,962 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:25,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:25,963 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:25,969 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:50:25,969 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:25,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-22 14:50:25,988 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 14:50:25,989 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 14:50:26,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:26,022 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:26,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:26,024 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:26,026 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:50:26,026 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:26,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-22 14:50:26,052 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 14:50:26,053 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: [] [2021-11-22 14:50:26,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:26,093 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:26,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:26,095 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:26,097 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:50:26,097 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:26,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-22 14:50:26,129 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 14:50:26,129 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_5=0} Honda state: {v_rep~unnamed0~0~false_5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 14:50:26,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:26,171 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:26,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:26,172 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:26,176 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 14:50:26,176 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:26,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-22 14:50:26,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-11-22 14:50:26,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:26,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:26,327 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:26,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-22 14:50:26,330 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 14:50:26,330 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 14:50:26,377 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 14:50:26,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:26,380 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 14:50:26,381 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 14:50:26,381 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 14:50:26,381 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 14:50:26,381 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 14:50:26,381 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:26,381 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 14:50:26,381 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 14:50:26,381 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg_v2-1.c_Iteration1_Lasso [2021-11-22 14:50:26,381 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 14:50:26,381 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 14:50:26,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:26,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:26,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:26,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:26,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:26,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:26,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:26,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 14:50:26,562 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 14:50:26,564 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 14:50:26,564 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:26,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:26,569 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:26,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:26,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:26,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:26,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:26,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:26,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:26,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:50:26,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:26,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-22 14:50:26,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:26,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:26,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:26,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:26,639 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:26,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:26,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:26,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:26,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:26,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:26,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:26,653 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:50:26,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:26,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-22 14:50:26,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:26,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:26,705 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:26,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:26,706 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:26,708 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 [2021-11-22 14:50:26,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:26,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:26,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:26,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:26,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:26,721 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:50:26,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:26,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-22 14:50:26,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:26,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:26,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:26,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:26,773 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:26,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:26,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:26,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:26,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:26,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:26,788 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:50:26,788 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 14:50:26,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-22 14:50:26,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:26,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-11-22 14:50:26,837 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:26,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:26,838 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:26,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-22 14:50:26,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:26,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:26,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:26,849 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:26,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:26,868 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-22 14:50:26,868 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:50:26,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:26,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:26,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:26,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:26,950 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:26,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:26,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:26,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:26,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:26,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:26,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:26,966 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:50:26,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:26,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-22 14:50:26,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-11-22 14:50:27,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,008 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-22 14:50:27,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:27,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:27,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:27,032 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:50:27,033 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 14:50:27,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-11-22 14:50:27,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,063 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-22 14:50:27,075 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 [2021-11-22 14:50:27,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:27,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:27,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 14:50:27,084 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 14:50:27,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:27,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:27,109 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 14:50:27,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,110 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-22 14:50:27,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:27,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:27,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:27,120 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:27,120 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:27,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:27,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-11-22 14:50:27,145 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,146 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-22 14:50:27,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:27,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:27,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:27,157 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:27,157 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:27,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:27,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:27,186 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,187 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-22 14:50:27,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:27,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:27,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:27,197 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:27,198 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:27,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:27,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:27,224 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,225 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-22 14:50:27,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:27,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:27,241 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:27,243 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 14:50:27,243 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 14:50:27,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-11-22 14:50:27,272 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,273 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-22 14:50:27,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:27,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,284 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:27,284 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:27,310 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-11-22 14:50:27,310 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 14:50:27,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:27,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,402 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:27,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:27,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:27,417 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:27,418 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:27,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:27,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-11-22 14:50:27,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-11-22 14:50:27,455 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,456 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-11-22 14:50:27,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:27,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:27,466 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:27,468 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 14:50:27,468 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 14:50:27,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-11-22 14:50:27,494 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,495 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-11-22 14:50:27,496 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 [2021-11-22 14:50:27,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:27,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:27,505 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:27,505 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:27,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:27,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:27,531 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 14:50:27,532 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,540 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-11-22 14:50:27,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:27,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:27,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:27,551 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:27,552 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:27,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:27,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:27,579 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,579 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-11-22 14:50:27,582 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 [2021-11-22 14:50:27,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:27,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:27,591 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:27,592 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:27,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:27,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:27,617 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,618 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-11-22 14:50:27,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:27,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:27,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:27,630 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:27,631 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:27,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:27,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2021-11-22 14:50:27,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,680 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:27,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-11-22 14:50:27,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:27,691 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:27,695 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:50:27,696 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:50:27,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:27,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,727 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-11-22 14:50:27,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:27,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,751 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:27,751 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:27,778 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-11-22 14:50:27,778 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-11-22 14:50:27,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:27,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,892 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:27,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:27,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:27,906 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:27,907 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:27,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:27,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-11-22 14:50:27,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:27,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:27,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:27,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:27,978 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:27,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:27,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:27,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:27,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:27,992 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:27,997 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:50:27,997 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:50:28,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-11-22 14:50:28,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:28,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:28,058 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:28,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:28,060 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:28,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:28,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:28,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:28,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:28,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:28,074 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:28,075 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:28,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:28,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-11-22 14:50:28,088 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:28,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:28,128 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 14:50:28,128 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:28,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:28,130 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:28,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:28,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-11-22 14:50:28,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:28,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:28,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:28,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:28,146 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:28,147 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:28,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:28,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:28,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:28,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:28,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:28,206 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:28,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:28,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:28,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:28,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:28,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:28,220 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:28,221 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:28,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:28,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-11-22 14:50:28,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:28,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:28,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:28,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:28,274 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:28,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:28,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:28,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:28,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:28,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:28,290 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:28,291 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:28,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:28,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-11-22 14:50:28,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:28,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:28,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:28,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:28,345 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:28,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:28,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:28,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:28,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:28,363 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:28,371 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 14:50:28,371 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 14:50:28,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-11-22 14:50:28,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:28,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:28,428 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:28,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:28,429 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:28,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:28,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:28,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:28,445 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:28,445 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:28,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-11-22 14:50:28,475 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2021-11-22 14:50:28,475 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2021-11-22 14:50:28,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:28,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:28,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:28,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:28,622 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:28,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:28,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:28,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:28,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:28,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:28,641 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:28,642 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:28,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:28,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-11-22 14:50:28,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:28,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:28,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:28,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:28,694 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:28,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:28,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:28,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:28,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:28,710 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:28,713 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 14:50:28,713 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 14:50:28,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-11-22 14:50:28,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:28,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:28,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:28,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:28,771 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:28,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:28,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-11-22 14:50:28,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 14:50:28,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:28,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:28,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:28,786 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:28,787 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:28,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:28,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:28,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:28,839 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 14:50:28,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:28,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:28,840 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:28,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:28,853 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:28,853 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:28,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:28,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:28,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:28,854 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:28,855 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:28,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:28,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-11-22 14:50:28,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:28,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:28,908 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:28,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:28,909 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:28,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:28,924 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:28,924 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:28,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:28,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:28,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:28,925 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:28,926 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:28,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:28,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-11-22 14:50:28,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:28,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2021-11-22 14:50:28,969 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:28,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:28,970 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:28,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:28,985 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:28,985 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:28,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:28,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:28,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:28,986 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:28,986 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:28,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:28,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-11-22 14:50:29,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:29,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2021-11-22 14:50:29,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:29,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:29,034 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:29,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-11-22 14:50:29,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:29,046 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:29,046 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:29,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:29,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:29,046 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:29,048 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 14:50:29,048 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 14:50:29,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:29,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:29,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:29,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:29,085 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:29,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:29,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-11-22 14:50:29,097 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:29,097 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:29,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:29,097 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:29,097 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:29,113 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-11-22 14:50:29,113 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 14:50:29,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:29,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2021-11-22 14:50:29,228 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:29,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:29,229 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:29,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-11-22 14:50:29,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:29,240 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:29,240 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:29,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:29,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:29,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:29,241 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:29,243 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:29,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:29,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:29,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:29,282 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:29,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:29,285 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:29,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-11-22 14:50:29,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:29,295 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:29,295 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:29,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:29,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:29,295 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:29,298 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 14:50:29,298 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 14:50:29,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:29,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2021-11-22 14:50:29,355 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:29,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:29,356 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:29,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-11-22 14:50:29,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:29,367 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:29,367 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:29,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:29,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:29,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:29,367 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 14:50:29,368 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 14:50:29,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:29,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:29,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2021-11-22 14:50:29,420 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 14:50:29,420 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:29,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:29,421 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:29,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-11-22 14:50:29,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:29,431 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:29,431 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:29,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:29,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:29,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:29,431 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:29,432 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:29,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:29,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:29,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:29,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:29,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:29,459 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:29,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-11-22 14:50:29,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:29,469 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:29,469 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:29,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:29,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:29,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:29,470 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:29,471 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:29,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:29,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:29,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:29,499 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:29,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:29,500 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:29,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-11-22 14:50:29,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:29,510 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:29,511 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:29,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:29,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:29,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:29,511 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:29,512 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:29,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:29,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:29,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:29,539 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:29,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:29,540 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:29,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-11-22 14:50:29,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:29,549 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:29,549 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:29,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:29,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:29,550 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:29,552 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:50:29,552 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:50:29,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:29,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2021-11-22 14:50:29,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:29,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:29,585 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:29,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-11-22 14:50:29,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:29,596 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:29,596 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:29,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:29,596 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:29,597 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:29,620 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-11-22 14:50:29,620 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-11-22 14:50:29,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:29,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:29,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:29,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:29,891 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:29,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:29,932 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:29,933 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:29,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:29,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:29,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:29,933 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:29,934 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:29,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:29,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-11-22 14:50:29,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:29,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:29,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:29,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:29,989 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:29,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:30,001 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:30,002 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:30,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:30,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:30,002 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:30,005 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:50:30,005 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:50:30,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-11-22 14:50:30,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:30,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:30,065 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:30,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:30,066 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:30,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:30,080 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:30,080 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 14:50:30,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:30,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:30,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:30,080 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:30,082 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:30,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:30,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-11-22 14:50:30,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:30,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:30,137 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 14:50:30,137 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:30,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:30,138 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:30,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:30,152 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:30,152 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:30,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:30,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:30,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:30,153 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:30,154 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:30,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:30,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-11-22 14:50:30,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:30,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:30,206 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:30,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:30,209 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:30,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:30,223 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:30,223 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:30,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:30,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:30,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:30,224 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:30,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-11-22 14:50:30,225 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:30,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:30,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:30,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:30,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:30,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:30,286 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:30,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:30,301 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:30,301 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:30,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:30,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:30,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:30,302 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:30,303 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:30,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:30,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-11-22 14:50:30,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:30,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:30,358 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:30,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:30,359 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:30,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:30,371 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:30,371 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:30,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:30,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:30,372 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:30,375 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 14:50:30,375 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 14:50:30,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-11-22 14:50:30,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:30,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2021-11-22 14:50:30,428 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:30,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:30,429 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:30,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-11-22 14:50:30,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:30,438 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:30,439 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:30,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:30,439 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:30,439 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:30,462 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2021-11-22 14:50:30,462 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2021-11-22 14:50:30,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:30,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2021-11-22 14:50:30,924 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:30,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:30,924 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:30,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-11-22 14:50:30,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:30,934 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:30,934 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:30,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:30,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:30,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:30,935 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:30,935 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:30,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:30,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:30,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2021-11-22 14:50:30,964 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:30,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:30,965 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:30,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-11-22 14:50:30,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:30,975 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:30,975 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:30,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:30,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:30,975 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:30,978 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 14:50:30,978 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 14:50:30,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2021-11-22 14:50:31,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,016 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-11-22 14:50:31,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:31,026 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,026 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:31,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:31,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:31,026 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 14:50:31,028 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 14:50:31,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:31,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2021-11-22 14:50:31,073 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 14:50:31,073 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,074 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-11-22 14:50:31,075 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 [2021-11-22 14:50:31,083 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,083 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:31,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:31,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:31,084 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:31,085 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:31,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:31,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:31,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,111 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2021-11-22 14:50:31,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:31,120 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,120 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:31,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:31,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:31,121 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:31,122 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:31,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:31,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2021-11-22 14:50:31,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,148 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2021-11-22 14:50:31,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:31,160 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,160 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:31,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:31,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:31,161 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:31,161 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:31,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:31,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2021-11-22 14:50:31,187 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,188 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2021-11-22 14:50:31,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:31,198 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,198 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:31,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:31,198 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:31,201 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:50:31,201 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:50:31,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:31,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,230 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2021-11-22 14:50:31,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:31,239 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,240 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:31,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,240 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:31,240 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:31,259 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-11-22 14:50:31,260 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-11-22 14:50:31,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2021-11-22 14:50:31,343 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,343 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2021-11-22 14:50:31,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:31,351 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,352 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:31,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:31,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:31,352 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:31,352 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:31,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:31,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:31,374 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,375 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2021-11-22 14:50:31,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:31,383 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,383 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:31,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:31,383 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:31,385 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 14:50:31,385 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 14:50:31,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2021-11-22 14:50:31,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,411 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2021-11-22 14:50:31,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:31,420 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,420 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 14:50:31,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:31,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:31,421 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 14:50:31,421 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 14:50:31,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:31,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2021-11-22 14:50:31,444 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 14:50:31,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,445 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2021-11-22 14:50:31,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:31,454 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,454 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:31,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:31,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:31,454 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:31,455 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:50:31,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:31,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2021-11-22 14:50:31,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,479 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2021-11-22 14:50:31,480 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 [2021-11-22 14:50:31,487 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,488 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:31,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:31,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:31,488 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:31,489 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:50:31,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:31,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2021-11-22 14:50:31,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,514 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2021-11-22 14:50:31,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:31,523 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,523 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:31,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:31,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:31,524 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:31,524 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:50:31,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:31,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:31,549 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,549 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2021-11-22 14:50:31,551 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 [2021-11-22 14:50:31,559 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,559 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:31,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:31,559 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:31,564 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-22 14:50:31,564 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 14:50:31,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:31,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,593 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2021-11-22 14:50:31,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:31,603 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,603 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:31,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,603 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 14:50:31,603 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:31,632 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-11-22 14:50:31,632 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-11-22 14:50:31,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2021-11-22 14:50:31,853 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,854 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2021-11-22 14:50:31,855 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 [2021-11-22 14:50:31,863 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,863 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:31,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:31,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:31,863 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:31,864 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:50:31,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:31,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:31,891 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,892 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2021-11-22 14:50:31,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:31,901 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,901 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:31,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:31,901 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:31,905 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-22 14:50:31,905 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 14:50:31,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:31,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:31,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 14:50:31,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:50:31,974 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 14:50:31,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 14:50:31,987 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 14:50:31,988 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 14:50:31,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 14:50:31,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 14:50:31,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 14:50:31,988 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 14:50:31,989 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 14:50:31,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 14:50:31,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2021-11-22 14:50:32,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 14:50:32,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Forceful destruction successful, exit code 0 [2021-11-22 14:50:32,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.11 02:50:32 BoogieIcfgContainer [2021-11-22 14:50:32,054 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-22 14:50:32,055 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 14:50:32,056 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 14:50:32,056 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 14:50:32,057 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:50:14" (3/4) ... [2021-11-22 14:50:32,060 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-22 14:50:32,060 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 14:50:32,062 INFO L158 Benchmark]: Toolchain (without parser) took 18078.45ms. Allocated memory was 81.8MB in the beginning and 146.8MB in the end (delta: 65.0MB). Free memory was 51.7MB in the beginning and 103.4MB in the end (delta: -51.7MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2021-11-22 14:50:32,063 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 46.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 14:50:32,064 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.33ms. Allocated memory was 81.8MB in the beginning and 121.6MB in the end (delta: 39.8MB). Free memory was 51.5MB in the beginning and 100.0MB in the end (delta: -48.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 14:50:32,065 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.08ms. Allocated memory is still 121.6MB. Free memory was 100.0MB in the beginning and 98.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 14:50:32,065 INFO L158 Benchmark]: Boogie Preprocessor took 37.84ms. Allocated memory is still 121.6MB. Free memory was 98.5MB in the beginning and 97.6MB in the end (delta: 969.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 14:50:32,066 INFO L158 Benchmark]: RCFGBuilder took 375.78ms. Allocated memory is still 121.6MB. Free memory was 97.6MB in the beginning and 89.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 14:50:32,067 INFO L158 Benchmark]: BuchiAutomizer took 17293.80ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 89.0MB in the beginning and 103.4MB in the end (delta: -14.4MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. [2021-11-22 14:50:32,067 INFO L158 Benchmark]: Witness Printer took 5.33ms. Allocated memory is still 146.8MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 14:50:32,069 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 46.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.33ms. Allocated memory was 81.8MB in the beginning and 121.6MB in the end (delta: 39.8MB). Free memory was 51.5MB in the beginning and 100.0MB in the end (delta: -48.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.08ms. Allocated memory is still 121.6MB. Free memory was 100.0MB in the beginning and 98.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.84ms. Allocated memory is still 121.6MB. Free memory was 98.5MB in the beginning and 97.6MB in the end (delta: 969.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 375.78ms. Allocated memory is still 121.6MB. Free memory was 97.6MB in the beginning and 89.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 17293.80ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 89.0MB in the beginning and 103.4MB in the end (delta: -14.4MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. * Witness Printer took 5.33ms. Allocated memory is still 146.8MB. Free memory is still 103.4MB. 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 17.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 17.1s. 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: inital50 mio100 ax128 hnf100 lsp78 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq149 hnf96 smp100 dnf153 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 238ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 12 MotzkinApplications: 48 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.9s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~x~0#1, main_~y~0#1, main_~a~0#1, main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~y~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;" "assume !!(-268435455 <= main_~a~0#1 && main_~a~0#1 <= 268435455);" "assume !!(-268435455 <= main_~b~0#1 && main_~b~0#1 <= 268435455);" "assume !!(-268435455 <= main_~x~0#1 && main_~x~0#1 <= 268435455);" "assume !!(-268435455 <= main_~y~0#1 && main_~y~0#1 <= 268435455);" "assume main_~a~0#1 == 1 + main_~b~0#1 && main_~x~0#1 < 0;" "assume !!(main_~x~0#1 >= 0 || main_~y~0#1 >= 0);main_~x~0#1 := main_~x~0#1 + main_~a~0#1 - main_~b~0#1 - 1;main_~y~0#1 := main_~y~0#1 + main_~b~0#1 - main_~a~0#1 - 1;" Loop: "assume !!(main_~x~0#1 >= 0 || main_~y~0#1 >= 0);main_~x~0#1 := main_~x~0#1 + main_~a~0#1 - main_~b~0#1 - 1;main_~y~0#1 := main_~y~0#1 + main_~b~0#1 - main_~a~0#1 - 1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-22 14:50:32,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d070198a-9cae-47f3-b3e8-345d261e20b1/bin/uautomizer-w2VwFs6gM0/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN