./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/Swingers.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/Swingers.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5255c645b81d71ec22a6f16f291eb82db3a98401495220a0b410dfa7eea5b30a --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:07:27,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:07:27,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:07:27,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:07:27,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:07:27,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:07:27,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:07:27,624 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:07:27,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:07:27,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:07:27,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:07:27,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:07:27,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:07:27,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:07:27,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:07:27,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:07:27,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:07:27,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:07:27,635 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:07:27,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:07:27,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:07:27,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:07:27,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:07:27,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:07:27,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:07:27,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:07:27,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:07:27,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:07:27,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:07:27,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:07:27,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:07:27,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:07:27,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:07:27,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:07:27,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:07:27,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:07:27,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:07:27,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:07:27,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:07:27,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:07:27,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:07:27,654 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-07 01:07:27,672 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:07:27,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:07:27,673 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:07:27,673 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:07:27,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:07:27,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:07:27,674 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:07:27,674 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-07 01:07:27,674 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-07 01:07:27,674 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-07 01:07:27,674 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-07 01:07:27,674 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-07 01:07:27,675 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-07 01:07:27,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:07:27,675 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-07 01:07:27,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:07:27,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:07:27,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-07 01:07:27,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-07 01:07:27,676 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-07 01:07:27,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:07:27,676 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-07 01:07:27,676 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:07:27,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-07 01:07:27,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:07:27,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:07:27,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:07:27,677 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 01:07:27,677 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:07:27,677 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-07 01:07:27,678 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_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5255c645b81d71ec22a6f16f291eb82db3a98401495220a0b410dfa7eea5b30a [2021-12-07 01:07:27,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:07:27,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:07:27,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:07:27,886 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:07:27,887 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:07:27,888 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-restricted-15/Swingers.c [2021-12-07 01:07:27,930 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/data/0e95f627b/7b268afa5945479194021a199774d66f/FLAGb0081c07f [2021-12-07 01:07:28,294 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:07:28,295 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/sv-benchmarks/c/termination-restricted-15/Swingers.c [2021-12-07 01:07:28,299 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/data/0e95f627b/7b268afa5945479194021a199774d66f/FLAGb0081c07f [2021-12-07 01:07:28,308 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/data/0e95f627b/7b268afa5945479194021a199774d66f [2021-12-07 01:07:28,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:07:28,311 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:07:28,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:07:28,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:07:28,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:07:28,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:07:28" (1/1) ... [2021-12-07 01:07:28,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ddcb206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:07:28, skipping insertion in model container [2021-12-07 01:07:28,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:07:28" (1/1) ... [2021-12-07 01:07:28,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:07:28,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:07:28,435 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:07:28,438 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:07:28,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:07:28,456 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:07:28,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:07:28 WrapperNode [2021-12-07 01:07:28,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:07:28,457 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:07:28,457 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:07:28,457 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:07:28,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:07:28" (1/1) ... [2021-12-07 01:07:28,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:07:28" (1/1) ... [2021-12-07 01:07:28,478 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2021-12-07 01:07:28,478 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:07:28,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:07:28,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:07:28,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:07:28,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:07:28" (1/1) ... [2021-12-07 01:07:28,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:07:28" (1/1) ... [2021-12-07 01:07:28,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:07:28" (1/1) ... [2021-12-07 01:07:28,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:07:28" (1/1) ... [2021-12-07 01:07:28,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:07:28" (1/1) ... [2021-12-07 01:07:28,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:07:28" (1/1) ... [2021-12-07 01:07:28,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:07:28" (1/1) ... [2021-12-07 01:07:28,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:07:28,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:07:28,491 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:07:28,491 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:07:28,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:07:28" (1/1) ... [2021-12-07 01:07:28,498 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:28,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:28,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:28,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-07 01:07:28,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:07:28,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:07:28,591 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:07:28,592 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:07:28,634 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:07:28,640 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:07:28,641 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-07 01:07:28,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:07:28 BoogieIcfgContainer [2021-12-07 01:07:28,643 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:07:28,644 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-07 01:07:28,644 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-07 01:07:28,646 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-07 01:07:28,647 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 01:07:28,648 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 01:07:28" (1/3) ... [2021-12-07 01:07:28,649 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15ab46c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 01:07:28, skipping insertion in model container [2021-12-07 01:07:28,649 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 01:07:28,649 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:07:28" (2/3) ... [2021-12-07 01:07:28,649 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@15ab46c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 01:07:28, skipping insertion in model container [2021-12-07 01:07:28,650 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-07 01:07:28,650 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:07:28" (3/3) ... [2021-12-07 01:07:28,651 INFO L388 chiAutomizerObserver]: Analyzing ICFG Swingers.c [2021-12-07 01:07:28,689 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-07 01:07:28,689 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-07 01:07:28,689 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-07 01:07:28,689 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-07 01:07:28,690 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-07 01:07:28,690 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-07 01:07:28,690 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-07 01:07:28,690 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-07 01:07:28,700 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:07:28,714 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-07 01:07:28,715 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 01:07:28,715 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 01:07:28,720 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-07 01:07:28,720 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-07 01:07:28,721 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-07 01:07:28,721 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-07 01:07:28,721 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-07 01:07:28,722 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-07 01:07:28,722 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-07 01:07:28,722 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-07 01:07:28,722 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-07 01:07:28,727 INFO L791 eck$LassoCheckResult]: Stem: 6#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_~bob~0#1, main_~samantha~0#1, main_~temp~0#1;havoc main_~bob~0#1;havoc main_~samantha~0#1;havoc main_~temp~0#1;main_~bob~0#1 := 13;main_~samantha~0#1 := 17; 3#L12-2true [2021-12-07 01:07:28,727 INFO L793 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~bob~0#1 + main_~samantha~0#1 < 100);main_~temp~0#1 := main_~bob~0#1;main_~bob~0#1 := main_~samantha~0#1;main_~samantha~0#1 := main_~temp~0#1; 3#L12-2true [2021-12-07 01:07:28,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:07:28,731 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-07 01:07:28,738 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:07:28,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332851934] [2021-12-07 01:07:28,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:07:28,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:07:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:07:28,796 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:07:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:07:28,811 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:07:28,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:07:28,814 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2021-12-07 01:07:28,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:07:28,814 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518186883] [2021-12-07 01:07:28,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:07:28,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:07:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:07:28,824 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:07:28,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:07:28,830 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:07:28,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:07:28,832 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2021-12-07 01:07:28,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:07:28,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231970583] [2021-12-07 01:07:28,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:07:28,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:07:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:07:28,842 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:07:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:07:28,849 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:07:28,925 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 01:07:28,926 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 01:07:28,926 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 01:07:28,926 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 01:07:28,926 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-07 01:07:28,926 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:28,927 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 01:07:28,927 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 01:07:28,927 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2021-12-07 01:07:28,927 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 01:07:28,927 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 01:07:28,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:28,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:28,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:28,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:29,052 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 01:07:29,052 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-07 01:07:29,054 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:29,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:29,055 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:29,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-07 01:07:29,056 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 01:07:29,057 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 01:07:29,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:29,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:29,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:29,104 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:29,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-07 01:07:29,105 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-07 01:07:29,105 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 01:07:30,297 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-07 01:07:30,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-07 01:07:30,301 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 01:07:30,301 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 01:07:30,301 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 01:07:30,301 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 01:07:30,301 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-07 01:07:30,301 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,301 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 01:07:30,301 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 01:07:30,301 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2021-12-07 01:07:30,301 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 01:07:30,302 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 01:07:30,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:30,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:30,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:30,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:30,360 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 01:07:30,363 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-07 01:07:30,364 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,365 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-07 01:07:30,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:07:30,380 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:07:30,380 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:07:30,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-07 01:07:30,404 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,405 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-07 01:07:30,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:30,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:07:30,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:07:30,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:30,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:30,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,436 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-07 01:07:30,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:07:30,448 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:07:30,448 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:07:30,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-07 01:07:30,470 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,471 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-07 01:07:30,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:07:30,488 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:07:30,488 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:07:30,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-07 01:07:30,515 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-07 01:07:30,515 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,516 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-07 01:07:30,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,526 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:30,529 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:07:30,529 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:07:30,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-07 01:07:30,554 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,555 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-07 01:07:30,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:30,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,564 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:30,565 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:07:30,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:30,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-07 01:07:30,585 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,586 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-07 01:07:30,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,594 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:30,598 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:07:30,598 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:07:30,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-07 01:07:30,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,623 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-07 01:07:30,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,632 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:30,639 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:07:30,639 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:07:30,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:30,668 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-07 01:07:30,668 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,669 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-07 01:07:30,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,678 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:30,682 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:30,682 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:30,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:30,717 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,718 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-07 01:07:30,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:30,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,726 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:30,727 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:07:30,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:30,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:30,747 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,747 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-07 01:07:30,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,756 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:30,759 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:30,759 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:30,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-07 01:07:30,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,782 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-07 01:07:30,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,791 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:30,796 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:30,796 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:30,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-07 01:07:30,825 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-07 01:07:30,825 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,826 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-07 01:07:30,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,838 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:30,841 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:07:30,841 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:07:30,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-07 01:07:30,864 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,865 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-07 01:07:30,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:30,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,874 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:30,875 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:07:30,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:30,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-07 01:07:30,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,895 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-07 01:07:30,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,903 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:30,905 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:07:30,906 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:07:30,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-07 01:07:30,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,929 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-07 01:07:30,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:30,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,939 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:30,945 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:07:30,945 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:07:30,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:30,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-07 01:07:30,977 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-07 01:07:30,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:30,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:30,978 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:30,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-07 01:07:30,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:30,986 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:30,986 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:30,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:30,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:30,987 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:30,988 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:07:30,988 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:07:30,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:31,011 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,011 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-07 01:07:31,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,020 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:31,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:31,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,020 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:31,021 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:07:31,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:31,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:31,041 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,042 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-07 01:07:31,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,050 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:31,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,050 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:31,052 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:07:31,052 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:07:31,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-07 01:07:31,074 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,075 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-07 01:07:31,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,085 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,085 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:31,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,085 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:31,089 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:07:31,089 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:07:31,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:31,147 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-07 01:07:31,148 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,148 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-07 01:07:31,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,157 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,157 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:07:31,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,157 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:31,160 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:31,160 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:31,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-07 01:07:31,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,196 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-07 01:07:31,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,204 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,204 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:07:31,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:31,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,205 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:31,205 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:07:31,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:31,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:31,226 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,227 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-07 01:07:31,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,237 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,237 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:07:31,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,237 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:31,239 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:31,240 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:31,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-07 01:07:31,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,267 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-07 01:07:31,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,276 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,276 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:07:31,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,276 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:31,281 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:31,281 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:31,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-07 01:07:31,317 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-07 01:07:31,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,318 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-07 01:07:31,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,326 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,326 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:31,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,327 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:31,329 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:07:31,329 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:07:31,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:31,355 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,355 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-07 01:07:31,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,364 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,364 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:31,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:31,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,365 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:31,365 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:07:31,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:31,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-07 01:07:31,386 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,387 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-07 01:07:31,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,396 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,396 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:31,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,396 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:31,399 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:07:31,399 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:07:31,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-07 01:07:31,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,430 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-07 01:07:31,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,439 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,439 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:31,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,439 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:31,445 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:07:31,445 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:07:31,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-07 01:07:31,494 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-07 01:07:31,494 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,495 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-07 01:07:31,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,503 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,504 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:31,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,504 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:31,507 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:31,507 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:31,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-07 01:07:31,530 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,531 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-07 01:07:31,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,539 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:31,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:31,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,539 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:31,540 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:07:31,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:31,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-07 01:07:31,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,563 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-07 01:07:31,564 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 [2021-12-07 01:07:31,572 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,572 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:31,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,572 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:31,574 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:31,574 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:31,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:31,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,597 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-07 01:07:31,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,608 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,608 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:31,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,609 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:31,612 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:31,612 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:31,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:31,645 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-07 01:07:31,645 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,646 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-07 01:07:31,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,654 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,654 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:31,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,654 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:07:31,656 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-07 01:07:31,657 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-07 01:07:31,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:31,680 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,681 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-07 01:07:31,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,691 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,691 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:31,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:31,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,691 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:07:31,692 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:07:31,692 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:31,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:31,717 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,717 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-07 01:07:31,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,726 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,726 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:31,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,726 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:07:31,728 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-07 01:07:31,728 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-07 01:07:31,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:31,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,754 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-07 01:07:31,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:31,762 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:31,762 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:31,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:31,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:31,763 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:07:31,768 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-07 01:07:31,768 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-07 01:07:31,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:31,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-07 01:07:31,808 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-07 01:07:31,809 INFO L791 eck$LassoCheckResult]: Stem: 6#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_~bob~0#1, main_~samantha~0#1, main_~temp~0#1;havoc main_~bob~0#1;havoc main_~samantha~0#1;havoc main_~temp~0#1;main_~bob~0#1 := 13;main_~samantha~0#1 := 17; 3#L12-2true assume !!(main_~bob~0#1 + main_~samantha~0#1 < 100);main_~temp~0#1 := main_~bob~0#1;main_~bob~0#1 := main_~samantha~0#1;main_~samantha~0#1 := main_~temp~0#1; 3#L12-2true [2021-12-07 01:07:31,809 INFO L793 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~bob~0#1 + main_~samantha~0#1 < 100);main_~temp~0#1 := main_~bob~0#1;main_~bob~0#1 := main_~samantha~0#1;main_~samantha~0#1 := main_~temp~0#1; 3#L12-2true [2021-12-07 01:07:31,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:07:31,809 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2021-12-07 01:07:31,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:07:31,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361570601] [2021-12-07 01:07:31,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:07:31,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:07:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:07:31,813 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:07:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:07:31,817 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:07:31,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:07:31,818 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2021-12-07 01:07:31,818 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:07:31,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276331101] [2021-12-07 01:07:31,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:07:31,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:07:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:07:31,821 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:07:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:07:31,823 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:07:31,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:07:31,824 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2021-12-07 01:07:31,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:07:31,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775637813] [2021-12-07 01:07:31,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:07:31,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:07:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:07:31,831 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-07 01:07:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-07 01:07:31,836 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-07 01:07:31,883 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 01:07:31,883 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 01:07:31,883 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 01:07:31,883 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 01:07:31,884 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-07 01:07:31,884 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,884 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 01:07:31,884 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 01:07:31,884 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2021-12-07 01:07:31,884 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 01:07:31,884 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 01:07:31,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:31,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:31,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:31,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:31,946 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 01:07:31,947 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-07 01:07:31,947 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,948 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-07 01:07:31,949 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 01:07:31,949 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 01:07:31,962 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-07 01:07:31,962 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-07 01:07:31,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-07 01:07:31,981 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:31,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:31,982 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:31,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-07 01:07:31,983 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 01:07:31,983 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 01:07:31,995 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-07 01:07:31,996 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-07 01:07:32,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:32,014 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:32,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:32,015 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:32,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-07 01:07:32,016 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-07 01:07:32,016 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 01:07:32,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-07 01:07:32,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:32,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:32,044 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:32,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-07 01:07:32,045 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-07 01:07:32,045 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-07 01:07:36,379 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-07 01:07:36,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-07 01:07:36,382 INFO L210 LassoAnalysis]: Preferences: [2021-12-07 01:07:36,383 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-07 01:07:36,383 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-07 01:07:36,383 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-07 01:07:36,383 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-07 01:07:36,383 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,383 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-07 01:07:36,383 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-07 01:07:36,383 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2021-12-07 01:07:36,383 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-07 01:07:36,383 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-07 01:07:36,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:36,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:36,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:36,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-07 01:07:36,426 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-07 01:07:36,426 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-07 01:07:36,426 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,427 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-07 01:07:36,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:07:36,438 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:07:36,438 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:07:36,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:36,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,460 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-07 01:07:36,460 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 [2021-12-07 01:07:36,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:07:36,469 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:07:36,469 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:07:36,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:36,490 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,491 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-07 01:07:36,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:36,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:07:36,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-07 01:07:36,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:36,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-07 01:07:36,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,519 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-07 01:07:36,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-07 01:07:36,529 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:07:36,529 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-07 01:07:36,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-07 01:07:36,553 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-07 01:07:36,553 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,554 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-07 01:07:36,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,562 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:36,564 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:07:36,564 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:07:36,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-07 01:07:36,585 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,586 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-07 01:07:36,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,594 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:36,595 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:07:36,595 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:07:36,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-07 01:07:36,616 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,617 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-07 01:07:36,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:36,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,626 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:36,626 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:07:36,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:36,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-07 01:07:36,645 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,645 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-07 01:07:36,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,655 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:36,659 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:07:36,659 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:07:36,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-07 01:07:36,697 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-07 01:07:36,697 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,697 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-07 01:07:36,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,706 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:36,707 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:36,707 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:36,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-07 01:07:36,729 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,729 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-07 01:07:36,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,738 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:36,740 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:36,740 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:36,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-07 01:07:36,761 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,762 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-07 01:07:36,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:36,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,771 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:36,771 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:07:36,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:36,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:36,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,791 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-07 01:07:36,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,800 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:36,804 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:36,804 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:36,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:36,833 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-07 01:07:36,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,834 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-07 01:07:36,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,842 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:36,844 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:07:36,844 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:07:36,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-07 01:07:36,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,867 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-07 01:07:36,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,876 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:36,878 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:07:36,878 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:07:36,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:36,902 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,903 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-07 01:07:36,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:36,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,913 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:36,913 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:07:36,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:36,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-07 01:07:36,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,933 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-07 01:07:36,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-07 01:07:36,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,942 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:36,946 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:07:36,946 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:07:36,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:36,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-07 01:07:36,986 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-07 01:07:36,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:36,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:36,987 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:36,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-07 01:07:36,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:36,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:36,996 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:36,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:36,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:36,996 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:36,998 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:07:36,998 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:07:37,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-07 01:07:37,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,030 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-07 01:07:37,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,038 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,039 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:37,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,039 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:37,040 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:07:37,040 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:07:37,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-07 01:07:37,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,068 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-07 01:07:37,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,077 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,077 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:37,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:37,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,077 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:37,078 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-07 01:07:37,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:37,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-07 01:07:37,097 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,098 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-07 01:07:37,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,107 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,107 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:37,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,107 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-07 01:07:37,111 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-07 01:07:37,111 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-07 01:07:37,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-07 01:07:37,141 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-07 01:07:37,141 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,142 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-07 01:07:37,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,150 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,151 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:07:37,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,151 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:37,154 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:37,154 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:37,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-07 01:07:37,181 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,181 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-07 01:07:37,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,190 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,190 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:07:37,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,190 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:37,192 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:37,192 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:37,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-07 01:07:37,216 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,216 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-07 01:07:37,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,225 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,225 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:07:37,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:37,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,225 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:37,226 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:07:37,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:37,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-07 01:07:37,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,253 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-07 01:07:37,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,261 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,261 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-07 01:07:37,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,262 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:37,266 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:37,266 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:37,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-07 01:07:37,368 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-07 01:07:37,368 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,369 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-07 01:07:37,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,377 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,377 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:37,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,377 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:37,379 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:07:37,379 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:07:37,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:37,404 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,405 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-07 01:07:37,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,413 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,413 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:37,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,414 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:37,416 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:07:37,416 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:07:37,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-07 01:07:37,443 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,443 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-07 01:07:37,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,452 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,452 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:37,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:37,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,452 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:37,453 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-07 01:07:37,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:37,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-07 01:07:37,474 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,475 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-07 01:07:37,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,484 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,484 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:37,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,484 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-07 01:07:37,489 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-07 01:07:37,489 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-07 01:07:37,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:37,530 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-07 01:07:37,530 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,530 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-07 01:07:37,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,538 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,538 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:37,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,539 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:37,540 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:37,540 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:37,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-07 01:07:37,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,562 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-07 01:07:37,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,570 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,570 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:37,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,570 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:37,571 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:37,571 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:37,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:37,593 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,594 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-07 01:07:37,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,602 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,602 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:37,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:37,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,603 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:37,603 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-07 01:07:37,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:37,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-07 01:07:37,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,623 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-07 01:07:37,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,631 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,631 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-07 01:07:37,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,632 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-07 01:07:37,635 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-07 01:07:37,635 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-07 01:07:37,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-12-07 01:07:37,666 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-07 01:07:37,666 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,667 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-07 01:07:37,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,676 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,676 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:37,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,676 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:07:37,678 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-07 01:07:37,678 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-07 01:07:37,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-07 01:07:37,701 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,702 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-07 01:07:37,703 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 [2021-12-07 01:07:37,710 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,710 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:37,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,710 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:07:37,712 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-07 01:07:37,712 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-07 01:07:37,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-07 01:07:37,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,736 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-07 01:07:37,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,745 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:37,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-07 01:07:37,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,745 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:07:37,746 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-07 01:07:37,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-07 01:07:37,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-07 01:07:37,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-07 01:07:37,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:07:37,770 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-07 01:07:37,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-07 01:07:37,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-07 01:07:37,779 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-07 01:07:37,779 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-07 01:07:37,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-07 01:07:37,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-07 01:07:37,779 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-07 01:07:37,784 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-07 01:07:37,784 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-07 01:07:37,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-07 01:07:37,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-07 01:07:37,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 01:07:37 BoogieIcfgContainer [2021-12-07 01:07:37,831 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-07 01:07:37,832 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 01:07:37,832 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 01:07:37,832 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 01:07:37,832 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:07:28" (3/4) ... [2021-12-07 01:07:37,834 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-07 01:07:37,834 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 01:07:37,835 INFO L158 Benchmark]: Toolchain (without parser) took 9523.78ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 55.1MB in the beginning and 75.3MB in the end (delta: -20.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:07:37,835 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 90.2MB. Free memory is still 71.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:07:37,835 INFO L158 Benchmark]: CACSL2BoogieTranslator took 144.79ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 54.9MB in the beginning and 87.2MB in the end (delta: -32.3MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-12-07 01:07:37,836 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.16ms. Allocated memory is still 109.1MB. Free memory was 87.2MB in the beginning and 85.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:07:37,836 INFO L158 Benchmark]: Boogie Preprocessor took 11.70ms. Allocated memory is still 109.1MB. Free memory was 85.8MB in the beginning and 85.0MB in the end (delta: 860.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 01:07:37,836 INFO L158 Benchmark]: RCFGBuilder took 151.60ms. Allocated memory is still 109.1MB. Free memory was 85.0MB in the beginning and 77.3MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-07 01:07:37,836 INFO L158 Benchmark]: BuchiAutomizer took 9187.78ms. Allocated memory is still 109.1MB. Free memory was 77.0MB in the beginning and 75.3MB in the end (delta: 1.7MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2021-12-07 01:07:37,836 INFO L158 Benchmark]: Witness Printer took 2.42ms. Allocated memory is still 109.1MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:07:37,838 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 90.2MB. Free memory is still 71.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 144.79ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 54.9MB in the beginning and 87.2MB in the end (delta: -32.3MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.16ms. Allocated memory is still 109.1MB. Free memory was 87.2MB in the beginning and 85.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 11.70ms. Allocated memory is still 109.1MB. Free memory was 85.8MB in the beginning and 85.0MB in the end (delta: 860.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 151.60ms. Allocated memory is still 109.1MB. Free memory was 85.0MB in the beginning and 77.3MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 9187.78ms. Allocated memory is still 109.1MB. Free memory was 77.0MB in the beginning and 75.3MB in the end (delta: 1.7MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. * Witness Printer took 2.42ms. Allocated memory is still 109.1MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.1s 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: inital25 mio100 ax148 hnf100 lsp67 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq196 hnf87 smp100 dnf100 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 17ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 4.3s - 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_~bob~0#1, main_~samantha~0#1, main_~temp~0#1;havoc main_~bob~0#1;havoc main_~samantha~0#1;havoc main_~temp~0#1;main_~bob~0#1 := 13;main_~samantha~0#1 := 17;" "assume !!(main_~bob~0#1 + main_~samantha~0#1 < 100);main_~temp~0#1 := main_~bob~0#1;main_~bob~0#1 := main_~samantha~0#1;main_~samantha~0#1 := main_~temp~0#1;" Loop: "assume !!(main_~bob~0#1 + main_~samantha~0#1 < 100);main_~temp~0#1 := main_~bob~0#1;main_~bob~0#1 := main_~samantha~0#1;main_~samantha~0#1 := main_~temp~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-07 01:07:37,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/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_f9ad72a8-37da-454c-8434-2585f0dadc1e/bin/uautomizer-DrprNOufMa/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN