./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps4-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps4-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:49:20,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:49:20,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:49:20,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:49:20,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:49:20,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:49:20,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:49:20,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:49:20,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:49:20,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:49:20,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:49:20,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:49:20,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:49:20,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:49:20,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:49:20,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:49:20,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:49:20,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:49:20,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:49:20,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:49:20,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:49:20,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:49:20,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:49:20,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:49:20,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:49:20,514 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:49:20,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:49:20,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:49:20,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:49:20,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:49:20,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:49:20,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:49:20,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:49:20,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:49:20,529 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:49:20,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:49:20,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:49:20,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:49:20,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:49:20,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:49:20,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:49:20,535 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-13 18:49:20,594 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:49:20,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:49:20,595 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:49:20,596 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:49:20,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:49:20,598 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:49:20,598 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:49:20,599 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-13 18:49:20,599 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-13 18:49:20,599 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-13 18:49:20,600 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-13 18:49:20,601 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-13 18:49:20,601 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-13 18:49:20,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:49:20,602 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:49:20,602 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 18:49:20,602 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:49:20,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:49:20,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:49:20,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-13 18:49:20,603 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-13 18:49:20,604 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-13 18:49:20,604 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:49:20,604 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:49:20,605 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-13 18:49:20,605 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:49:20,605 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-13 18:49:20,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:49:20,606 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:49:20,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:49:20,606 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:49:20,607 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:49:20,609 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-13 18:49:20,609 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_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 [2021-11-13 18:49:20,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:49:21,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:49:21,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:49:21,022 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:49:21,024 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:49:21,026 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/termination-nla/ps4-both-t.c [2021-11-13 18:49:21,124 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/data/5930f03ba/fc6940c376704764b5c47e8c961dfd12/FLAG936f04595 [2021-11-13 18:49:21,686 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:49:21,687 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/sv-benchmarks/c/termination-nla/ps4-both-t.c [2021-11-13 18:49:21,693 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/data/5930f03ba/fc6940c376704764b5c47e8c961dfd12/FLAG936f04595 [2021-11-13 18:49:22,032 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/data/5930f03ba/fc6940c376704764b5c47e8c961dfd12 [2021-11-13 18:49:22,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:49:22,037 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:49:22,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:49:22,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:49:22,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:49:22,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:49:22" (1/1) ... [2021-11-13 18:49:22,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4395d806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:49:22, skipping insertion in model container [2021-11-13 18:49:22,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:49:22" (1/1) ... [2021-11-13 18:49:22,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:49:22,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:49:22,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:49:22,305 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:49:22,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:49:22,347 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:49:22,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:49:22 WrapperNode [2021-11-13 18:49:22,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:49:22,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:49:22,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:49:22,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:49:22,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:49:22" (1/1) ... [2021-11-13 18:49:22,372 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:49:22" (1/1) ... [2021-11-13 18:49:22,396 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:49:22,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:49:22,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:49:22,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:49:22,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:49:22" (1/1) ... [2021-11-13 18:49:22,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:49:22" (1/1) ... [2021-11-13 18:49:22,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:49:22" (1/1) ... [2021-11-13 18:49:22,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:49:22" (1/1) ... [2021-11-13 18:49:22,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:49:22" (1/1) ... [2021-11-13 18:49:22,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:49:22" (1/1) ... [2021-11-13 18:49:22,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:49:22" (1/1) ... [2021-11-13 18:49:22,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:49:22,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:49:22,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:49:22,430 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:49:22,431 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:49:22" (1/1) ... [2021-11-13 18:49:22,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:22,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:22,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:22,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-13 18:49:22,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:49:22,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:49:22,774 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:49:22,774 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 18:49:22,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:49:22 BoogieIcfgContainer [2021-11-13 18:49:22,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:49:22,778 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-13 18:49:22,778 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-13 18:49:22,781 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-13 18:49:22,782 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:49:22,783 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 06:49:22" (1/3) ... [2021-11-13 18:49:22,784 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@e6df4c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:49:22, skipping insertion in model container [2021-11-13 18:49:22,785 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:49:22,785 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:49:22" (2/3) ... [2021-11-13 18:49:22,786 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@e6df4c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:49:22, skipping insertion in model container [2021-11-13 18:49:22,786 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-13 18:49:22,786 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:49:22" (3/3) ... [2021-11-13 18:49:22,788 INFO L388 chiAutomizerObserver]: Analyzing ICFG ps4-both-t.c [2021-11-13 18:49:22,843 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-13 18:49:22,843 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-13 18:49:22,844 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-13 18:49:22,844 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-13 18:49:22,844 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-13 18:49:22,844 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-13 18:49:22,845 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-13 18:49:22,845 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-13 18:49:22,863 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:49:22,887 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-13 18:49:22,888 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:49:22,888 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:49:22,895 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-13 18:49:22,896 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-13 18:49:22,896 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-13 18:49:22,896 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:49:22,898 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-13 18:49:22,898 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-13 18:49:22,898 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-13 18:49:22,899 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-13 18:49:22,899 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-13 18:49:22,908 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 5#L26-2true [2021-11-13 18:49:22,908 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-11-13 18:49:22,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:49:22,916 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-13 18:49:22,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:49:22,936 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347094080] [2021-11-13 18:49:22,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:49:22,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:49:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:49:23,037 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:49:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:49:23,059 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:49:23,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:49:23,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-11-13 18:49:23,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:49:23,064 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753865147] [2021-11-13 18:49:23,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:49:23,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:49:23,087 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:49:23,088 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [43279260] [2021-11-13 18:49:23,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:49:23,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:49:23,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:23,091 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:49:23,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 18:49:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:49:23,129 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:49:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:49:23,142 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:49:23,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:49:23,144 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-11-13 18:49:23,145 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:49:23,145 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267653134] [2021-11-13 18:49:23,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:49:23,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:49:23,153 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:49:23,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [545838821] [2021-11-13 18:49:23,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:49:23,154 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:49:23,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:23,168 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:49:23,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 18:49:23,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:49:23,241 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:49:23,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:49:23,261 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:49:23,487 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:49:23,489 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:49:23,489 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:49:23,490 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:49:23,490 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:49:23,490 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:23,491 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:49:23,491 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:49:23,491 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2021-11-13 18:49:23,491 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:49:23,492 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:49:23,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:23,626 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:49:23,627 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:49:23,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:23,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:23,647 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:23,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-13 18:49:23,654 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:49:23,654 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:49:23,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-13 18:49:23,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:23,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:23,720 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:23,733 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:49:23,734 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:49:23,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-13 18:49:23,781 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:49:23,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:23,808 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:49:23,808 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:49:23,809 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:49:23,809 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:49:23,809 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:49:23,809 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:23,809 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:49:23,809 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:49:23,810 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2021-11-13 18:49:23,810 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:49:23,810 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:49:23,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:23,918 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:49:23,924 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:49:23,927 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:23,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:23,929 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:23,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-13 18:49:23,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:23,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:23,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:23,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:23,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:23,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:49:23,958 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:49:23,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:23,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:24,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:24,038 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 18:49:24,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:24,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:24,041 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:24,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:24,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:24,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:24,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:24,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:24,062 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:24,066 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:49:24,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:24,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-13 18:49:24,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:24,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:24,141 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 18:49:24,141 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:24,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:24,143 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:24,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:24,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:24,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:24,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:24,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:24,164 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:24,170 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:24,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:24,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-13 18:49:24,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:24,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:24,223 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 18:49:24,224 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:24,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:24,225 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:24,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-13 18:49:24,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:24,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:24,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:24,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:24,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:24,239 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:24,252 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:49:24,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:24,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:24,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:24,315 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 18:49:24,316 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:24,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:24,321 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:24,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:24,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-13 18:49:24,352 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:24,353 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:24,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:24,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:24,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:24,353 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:24,370 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:49:24,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:24,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:24,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:24,447 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 18:49:24,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:24,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:24,450 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:24,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:24,480 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:24,480 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:49:24,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:24,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:24,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:24,481 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:24,494 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:24,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:24,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-13 18:49:24,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:24,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:24,569 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 18:49:24,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:24,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:24,571 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:24,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-13 18:49:24,576 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 [2021-11-13 18:49:24,590 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:24,591 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:24,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:24,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:24,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:24,592 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:24,605 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:49:24,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:24,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:24,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:24,688 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 18:49:24,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:24,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:24,690 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:24,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-13 18:49:24,703 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 [2021-11-13 18:49:24,716 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:24,717 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:24,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:24,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:24,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:24,718 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:24,723 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:24,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:24,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:24,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:24,788 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 18:49:24,788 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:24,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:24,790 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:24,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:24,810 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:24,810 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:24,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:24,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:24,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:24,811 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:49:24,819 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:49:24,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:24,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-13 18:49:24,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:24,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:24,933 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:49:24,933 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:49:24,934 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:49:24,934 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:49:24,934 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:49:24,934 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:24,934 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:49:24,934 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:49:24,934 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2021-11-13 18:49:24,935 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:49:24,935 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:49:24,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:24,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:24,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:25,081 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:49:25,081 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:49:25,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:25,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:25,083 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:25,091 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:49:25,091 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:49:25,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-13 18:49:25,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:25,171 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:25,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:25,173 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:25,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-13 18:49:25,179 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:49:25,179 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:49:25,217 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:49:25,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:25,259 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:49:25,259 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:49:25,259 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:49:25,259 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:49:25,259 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:49:25,260 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:25,260 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:49:25,260 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:49:25,260 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2021-11-13 18:49:25,260 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:49:25,260 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:49:25,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:25,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:25,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:25,393 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:49:25,394 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:49:25,394 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:25,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:25,398 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:25,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:25,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:25,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:25,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:25,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:49:25,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:49:25,432 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:49:25,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-13 18:49:25,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:25,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:25,499 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:25,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:25,500 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:25,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:25,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:25,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:25,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:25,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:25,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:49:25,520 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:49:25,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:25,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-13 18:49:25,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:25,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:25,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:25,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:25,563 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:25,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-13 18:49:25,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:25,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:25,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:25,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:25,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:25,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:49:25,579 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:49:25,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:25,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:25,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:25,632 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 18:49:25,632 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:25,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:25,633 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:25,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-13 18:49:25,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:25,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:25,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:25,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:25,647 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:25,657 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:49:25,657 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:49:25,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:25,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-11-13 18:49:25,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:25,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:25,737 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:25,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:25,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:25,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:25,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:25,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:25,753 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:25,754 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:49:25,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:25,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-13 18:49:25,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:25,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:25,808 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:25,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:25,810 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:25,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-13 18:49:25,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:25,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:25,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:25,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:25,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:25,829 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:25,830 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:49:25,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:25,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:25,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:25,869 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 18:49:25,869 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:25,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:25,870 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:25,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-13 18:49:25,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:25,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:25,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:25,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:25,884 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:25,896 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:49:25,897 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:49:25,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:25,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:25,962 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:25,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:25,966 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:25,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:25,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:25,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:25,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:25,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:25,983 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:25,984 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:25,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:25,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-13 18:49:25,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:26,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:26,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:26,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:26,044 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:26,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:26,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:26,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:26,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:26,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:26,071 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:26,071 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:26,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:26,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-13 18:49:26,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:26,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:26,128 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 18:49:26,128 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:26,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:26,134 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:26,137 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 [2021-11-13 18:49:26,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:26,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:26,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:26,154 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:26,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-13 18:49:26,181 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:49:26,181 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:49:26,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:26,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:26,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:26,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:26,261 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:26,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:26,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:26,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:26,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:26,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:26,276 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:26,277 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:49:26,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:26,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-13 18:49:26,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:26,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:26,339 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:26,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:26,341 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:26,344 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 [2021-11-13 18:49:26,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:26,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:26,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:26,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:26,356 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:26,357 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:49:26,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:26,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-13 18:49:26,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:26,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:26,418 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 18:49:26,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:26,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:26,420 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:26,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-13 18:49:26,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:26,440 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:26,440 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:26,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:26,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:26,441 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:26,451 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:49:26,451 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:49:26,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:26,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:26,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:26,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:26,524 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:26,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:26,576 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:26,576 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:26,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:26,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:26,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:26,577 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:26,578 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:49:26,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:26,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-13 18:49:26,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:26,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:26,640 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:26,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:26,641 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:26,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:26,656 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:26,656 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:26,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:26,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:26,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:26,657 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:26,658 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:49:26,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:26,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-13 18:49:26,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:26,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:26,723 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 18:49:26,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:26,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:26,725 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:26,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:26,740 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:26,740 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:49:26,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:26,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:26,741 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:26,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-13 18:49:26,757 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:49:26,757 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:49:26,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:26,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-11-13 18:49:26,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:26,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:26,845 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:26,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-13 18:49:26,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:26,861 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:26,861 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:49:26,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:26,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:26,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:26,861 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:26,863 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:26,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:26,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:26,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-11-13 18:49:26,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:26,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:26,916 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:26,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-13 18:49:26,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:26,927 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:26,927 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:49:26,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:26,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:26,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:26,928 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:26,930 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:26,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:26,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:27,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:27,003 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 18:49:27,003 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:27,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:27,004 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:27,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:27,024 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:27,025 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:27,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:27,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:27,025 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:27,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-13 18:49:27,042 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:49:27,043 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:49:27,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:27,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:27,173 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:27,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:27,175 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:27,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-13 18:49:27,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:27,192 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:27,193 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:27,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:27,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:27,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:27,193 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:27,195 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:49:27,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:27,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:27,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:27,245 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:27,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:27,246 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:27,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-13 18:49:27,249 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 [2021-11-13 18:49:27,259 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:27,259 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:27,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:27,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:27,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:27,259 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:27,261 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:49:27,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:27,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:27,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:27,331 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 18:49:27,331 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:27,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:27,333 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:27,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:27,351 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:27,351 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:27,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:27,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:27,352 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:27,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-13 18:49:27,364 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:49:27,364 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:49:27,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:27,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:27,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:27,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:27,441 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:27,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:27,455 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:27,455 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:27,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:27,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:27,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:27,456 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:27,457 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:27,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:27,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-13 18:49:27,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:27,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:27,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:27,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:27,514 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:27,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:27,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-13 18:49:27,534 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:27,534 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:27,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:27,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:27,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:27,535 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:27,536 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:27,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:27,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:27,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:27,599 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 18:49:27,599 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:27,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:27,602 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:27,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:27,617 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:27,618 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:27,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:27,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:27,618 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:49:27,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-13 18:49:27,636 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-13 18:49:27,636 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-13 18:49:27,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:27,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:27,737 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:27,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:27,739 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:27,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:27,754 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:27,754 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:27,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:27,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:27,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:27,754 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:49:27,756 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:49:27,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:27,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-13 18:49:27,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:27,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-13 18:49:27,810 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:27,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:27,811 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:27,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-13 18:49:27,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:27,822 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:27,822 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:27,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:27,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:27,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:27,823 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:49:27,824 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:49:27,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:27,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:27,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-11-13 18:49:27,853 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-13 18:49:27,854 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-11-13 18:49:27,854 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 5#L26-2true [2021-11-13 18:49:27,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:49:27,855 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-11-13 18:49:27,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:49:27,855 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088894727] [2021-11-13 18:49:27,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:49:27,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:49:27,861 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:49:27,861 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [858549870] [2021-11-13 18:49:27,861 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:49:27,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:49:27,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:27,863 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:49:27,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-11-13 18:49:27,900 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:49:27,900 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:49:27,900 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:49:27,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:49:27,914 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:49:27,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:49:27,915 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-11-13 18:49:27,915 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:49:27,915 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454410318] [2021-11-13 18:49:27,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:49:27,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:49:27,919 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:49:27,919 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [267688677] [2021-11-13 18:49:27,919 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:49:27,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:49:27,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:27,933 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:49:27,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-11-13 18:49:27,975 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:49:27,975 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:49:27,975 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:49:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:49:27,999 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:49:27,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:49:28,000 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-11-13 18:49:28,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:49:28,000 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446949092] [2021-11-13 18:49:28,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:49:28,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:49:28,005 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-13 18:49:28,005 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1992583653] [2021-11-13 18:49:28,005 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:49:28,005 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 18:49:28,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:28,023 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 18:49:28,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-11-13 18:49:28,106 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-13 18:49:28,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:49:28,106 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:49:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:49:28,117 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:49:28,167 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:49:28,168 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:49:28,168 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:49:28,168 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:49:28,168 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:49:28,168 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:28,168 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:49:28,168 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:49:28,169 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2021-11-13 18:49:28,169 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:49:28,169 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:49:28,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:28,230 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:49:28,230 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:49:28,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:28,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:28,234 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:28,238 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:49:28,239 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:49:28,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-13 18:49:28,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:28,304 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:28,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:28,305 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:28,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-13 18:49:28,307 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:49:28,307 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:49:28,330 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:49:28,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:28,372 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:49:28,372 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:49:28,372 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:49:28,372 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:49:28,372 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:49:28,372 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:28,372 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:49:28,373 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:49:28,373 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2021-11-13 18:49:28,373 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:49:28,373 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:49:28,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:28,464 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:49:28,464 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:49:28,464 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:28,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:28,466 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:28,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:28,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:28,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:28,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:28,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:28,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:49:28,489 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:49:28,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:28,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-13 18:49:28,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:28,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:28,547 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 18:49:28,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:28,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:28,549 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:28,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:28,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:28,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:28,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:28,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:28,565 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:28,568 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:49:28,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:28,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-13 18:49:28,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:28,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:28,630 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 18:49:28,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:28,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:28,632 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:28,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:28,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:28,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:28,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:28,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:28,647 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:28,651 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:28,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:28,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-13 18:49:28,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:28,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:28,706 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 18:49:28,706 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:28,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:28,708 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:28,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:28,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:28,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:28,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:28,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:28,729 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:28,733 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:49:28,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:28,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-13 18:49:28,754 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:28,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:28,796 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 18:49:28,796 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:28,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:28,798 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:28,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:28,813 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:28,814 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:28,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:28,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:28,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:28,814 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:28,817 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:49:28,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:28,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-13 18:49:28,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:28,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:28,887 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 18:49:28,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:28,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:28,894 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:28,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:28,911 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:28,911 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:49:28,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:28,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:28,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:28,912 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:28,918 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:28,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:28,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-13 18:49:28,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:28,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:28,982 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 18:49:28,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:28,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:28,984 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:28,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:29,000 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:29,000 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:29,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:29,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:29,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:29,001 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:29,008 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:49:29,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:29,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-13 18:49:29,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:29,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:29,081 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 18:49:29,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:29,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:29,082 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:29,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-13 18:49:29,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:29,093 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:29,093 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:29,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:29,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:29,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:29,094 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:29,097 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:29,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:29,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:29,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:29,166 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 18:49:29,167 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:29,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:29,168 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:29,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:29,187 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:29,188 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:29,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:29,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:29,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:29,188 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:49:29,194 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:49:29,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:29,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-13 18:49:29,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:29,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:29,371 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:49:29,371 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:49:29,372 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:49:29,372 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:49:29,372 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-13 18:49:29,372 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:29,372 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:49:29,372 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:49:29,372 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2021-11-13 18:49:29,373 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:49:29,373 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:49:29,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:29,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:29,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:29,515 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:49:29,515 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-13 18:49:29,515 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:29,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:29,518 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:29,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-13 18:49:29,525 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:49:29,528 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:49:29,540 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-13 18:49:29,540 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-13 18:49:29,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-11-13 18:49:29,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:29,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:29,567 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:29,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-13 18:49:29,569 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-13 18:49:29,569 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:49:29,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-11-13 18:49:29,619 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:29,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:29,620 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:29,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-13 18:49:29,622 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-13 18:49:29,622 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-13 18:49:29,646 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-13 18:49:29,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-11-13 18:49:29,681 INFO L210 LassoAnalysis]: Preferences: [2021-11-13 18:49:29,681 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-13 18:49:29,682 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-13 18:49:29,682 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-13 18:49:29,682 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-13 18:49:29,682 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:29,682 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-13 18:49:29,682 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-13 18:49:29,682 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2021-11-13 18:49:29,682 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-13 18:49:29,682 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-13 18:49:29,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:29,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:29,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-13 18:49:29,813 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-13 18:49:29,813 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-13 18:49:29,813 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:29,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:29,818 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:29,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:29,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:29,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:29,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:29,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:49:29,841 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:49:29,841 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-13 18:49:29,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-13 18:49:29,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:29,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-11-13 18:49:29,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:29,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:29,897 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:29,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:29,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:29,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:29,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:29,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:29,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:49:29,919 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:49:29,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:29,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-13 18:49:29,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:29,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:29,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:29,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:29,973 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:29,976 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 [2021-11-13 18:49:29,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:29,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:29,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:29,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:29,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-13 18:49:29,989 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-13 18:49:29,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:29,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-13 18:49:30,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:30,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-13 18:49:30,039 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-13 18:49:30,039 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:30,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:30,040 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:30,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-13 18:49:30,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:30,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:30,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:30,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:30,052 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:30,060 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:49:30,060 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:49:30,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:30,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:30,118 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:30,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:30,119 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:30,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-13 18:49:30,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:30,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:30,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:30,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:30,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:30,130 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:30,130 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:49:30,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:30,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:30,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-11-13 18:49:30,157 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:30,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:30,158 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:30,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-13 18:49:30,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:30,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:30,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:30,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:30,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:30,171 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:30,172 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:49:30,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:30,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:30,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-11-13 18:49:30,198 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-13 18:49:30,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:30,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:30,199 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:30,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:30,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-13 18:49:30,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:30,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:30,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:30,212 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:30,222 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:49:30,222 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:49:30,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:30,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-11-13 18:49:30,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:30,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:30,287 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:30,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-13 18:49:30,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:30,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:30,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:30,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:30,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:30,307 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:30,307 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:30,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:30,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:30,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:30,363 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:30,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:30,366 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:30,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:30,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:30,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:30,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:30,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:30,383 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:30,384 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:30,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:30,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-13 18:49:30,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:30,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:30,437 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-13 18:49:30,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:30,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:30,438 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:30,441 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 [2021-11-13 18:49:30,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:30,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:30,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:30,458 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:30,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-13 18:49:30,471 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:49:30,471 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:49:30,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:30,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:30,539 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:30,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:30,540 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:30,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:30,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:30,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:30,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:30,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:30,555 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:30,558 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:49:30,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:30,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-13 18:49:30,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:30,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:30,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:30,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:30,606 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:30,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:30,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-13 18:49:30,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-13 18:49:30,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:30,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:30,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:30,622 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:30,622 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:49:30,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:30,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:30,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:30,679 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-13 18:49:30,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:30,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:30,680 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:30,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:30,698 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:30,698 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:30,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:30,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:30,699 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:30,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-13 18:49:30,707 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-13 18:49:30,707 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-13 18:49:30,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:30,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:30,778 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:30,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:30,779 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:30,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:30,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:30,794 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:30,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:30,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:30,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:30,794 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:30,796 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:49:30,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:30,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-13 18:49:30,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:30,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:30,854 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:30,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:30,856 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:30,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:30,870 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:30,870 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:30,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:30,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:30,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:30,871 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-13 18:49:30,873 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-13 18:49:30,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:30,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-13 18:49:30,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:30,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:30,919 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-13 18:49:30,919 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:30,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:30,921 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:30,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:30,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-13 18:49:30,934 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:30,934 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:49:30,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:30,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:30,934 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:30,945 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:49:30,946 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:49:30,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:31,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:31,035 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:31,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:31,037 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:31,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:31,065 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:31,065 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:49:31,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:31,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:31,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:31,066 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:31,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-13 18:49:31,067 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:31,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:31,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:31,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-11-13 18:49:31,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:31,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:31,104 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:31,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-13 18:49:31,107 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 [2021-11-13 18:49:31,130 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:31,130 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-13 18:49:31,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:31,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:31,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:31,130 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:31,134 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:31,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:31,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:31,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-11-13 18:49:31,161 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-13 18:49:31,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:31,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:31,163 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:31,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-13 18:49:31,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:31,177 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:31,177 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:31,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:31,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:31,178 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:31,193 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-13 18:49:31,193 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-13 18:49:31,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:31,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:31,339 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:31,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:31,341 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:31,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:31,362 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:31,363 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:31,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:31,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:31,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:31,363 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:31,365 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:49:31,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:31,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-13 18:49:31,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:31,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:31,423 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:31,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:31,425 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:31,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:31,439 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:31,440 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:31,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:31,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:31,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:31,440 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-13 18:49:31,442 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-13 18:49:31,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:31,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-13 18:49:31,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:31,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:31,510 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-13 18:49:31,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:31,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:31,512 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:31,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:31,526 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:31,527 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:31,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:31,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:31,527 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:31,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-13 18:49:31,537 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-13 18:49:31,538 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-13 18:49:31,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:31,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:31,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:31,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:31,613 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:31,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:31,627 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:31,627 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:31,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:31,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:31,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:31,627 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:31,629 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:31,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:31,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-13 18:49:31,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:31,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:31,687 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:31,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:31,689 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:31,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:31,702 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:31,703 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-13 18:49:31,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:31,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:31,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:31,703 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-13 18:49:31,704 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-13 18:49:31,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:31,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-13 18:49:31,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:31,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:31,759 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-13 18:49:31,760 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:31,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:31,762 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:31,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:31,777 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:31,777 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:31,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:31,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:31,778 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:49:31,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-13 18:49:31,793 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-13 18:49:31,794 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-13 18:49:31,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:31,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:31,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:31,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:31,898 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:31,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-13 18:49:31,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:31,912 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:31,912 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:31,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:31,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:31,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:31,913 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:49:31,913 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:49:31,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:31,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:31,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:31,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-13 18:49:31,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:49:31,960 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-13 18:49:31,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-13 18:49:31,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-13 18:49:31,970 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-13 18:49:31,971 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-13 18:49:31,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-13 18:49:31,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-13 18:49:31,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-13 18:49:31,971 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-13 18:49:31,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-13 18:49:31,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-13 18:49:32,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-13 18:49:32,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-11-13 18:49:32,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 06:49:32 BoogieIcfgContainer [2021-11-13 18:49:32,051 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-13 18:49:32,052 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:49:32,052 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:49:32,052 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:49:32,053 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:49:22" (3/4) ... [2021-11-13 18:49:32,057 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-13 18:49:32,057 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:49:32,059 INFO L158 Benchmark]: Toolchain (without parser) took 10020.62ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 71.6MB in the beginning and 82.1MB in the end (delta: -10.5MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2021-11-13 18:49:32,059 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 111.1MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:49:32,060 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.04ms. Allocated memory is still 111.1MB. Free memory was 71.4MB in the beginning and 88.8MB in the end (delta: -17.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 18:49:32,060 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.10ms. Allocated memory is still 111.1MB. Free memory was 88.8MB in the beginning and 87.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:49:32,061 INFO L158 Benchmark]: Boogie Preprocessor took 30.45ms. Allocated memory is still 111.1MB. Free memory was 87.6MB in the beginning and 86.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:49:32,061 INFO L158 Benchmark]: RCFGBuilder took 347.86ms. Allocated memory is still 111.1MB. Free memory was 86.5MB in the beginning and 78.5MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:49:32,062 INFO L158 Benchmark]: BuchiAutomizer took 9273.28ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 78.1MB in the beginning and 83.2MB in the end (delta: -5.0MB). Peak memory consumption was 66.9MB. Max. memory is 16.1GB. [2021-11-13 18:49:32,062 INFO L158 Benchmark]: Witness Printer took 5.27ms. Allocated memory is still 138.4MB. Free memory was 83.2MB in the beginning and 82.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:49:32,065 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 111.1MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.04ms. Allocated memory is still 111.1MB. Free memory was 71.4MB in the beginning and 88.8MB in the end (delta: -17.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.10ms. Allocated memory is still 111.1MB. Free memory was 88.8MB in the beginning and 87.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.45ms. Allocated memory is still 111.1MB. Free memory was 87.6MB in the beginning and 86.5MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 347.86ms. Allocated memory is still 111.1MB. Free memory was 86.5MB in the beginning and 78.5MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 9273.28ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 78.1MB in the beginning and 83.2MB in the end (delta: -5.0MB). Peak memory consumption was 66.9MB. Max. memory is 16.1GB. * Witness Printer took 5.27ms. Allocated memory is still 138.4MB. Free memory was 83.2MB in the beginning and 82.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 9.1s. 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: inital63 mio100 ax100 hnf95 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq148 hnf94 smp100 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 94ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-13 18:49:32,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:32,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:32,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:32,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-13 18:49:32,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:49:33,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fd98082-83b3-4f92-bdbe-41ac7e7bf610/bin/uautomizer-YU5uOKAj3y/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN