./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/egcd-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/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_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/egcd-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/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 32bit --witnessprinter.graph.data.programhash e7efe18bdab4f1a3c265c6e5c60639885ed9cc4b50c9311d2c96f86da4a31387 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 22:13:42,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 22:13:42,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 22:13:42,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 22:13:42,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 22:13:42,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 22:13:42,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 22:13:42,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 22:13:42,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 22:13:42,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 22:13:42,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 22:13:42,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 22:13:42,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 22:13:42,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 22:13:42,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 22:13:42,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 22:13:42,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 22:13:42,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 22:13:42,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 22:13:42,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 22:13:42,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 22:13:42,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 22:13:42,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 22:13:42,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 22:13:42,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 22:13:42,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 22:13:42,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 22:13:42,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 22:13:42,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 22:13:42,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 22:13:42,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 22:13:42,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 22:13:42,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 22:13:42,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 22:13:42,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 22:13:42,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 22:13:42,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 22:13:42,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 22:13:42,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 22:13:42,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 22:13:42,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 22:13:42,729 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 22:13:42,746 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 22:13:42,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 22:13:42,746 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 22:13:42,746 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 22:13:42,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 22:13:42,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 22:13:42,748 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 22:13:42,748 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 22:13:42,748 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 22:13:42,748 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 22:13:42,748 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 22:13:42,748 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 22:13:42,748 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 22:13:42,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 22:13:42,749 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 22:13:42,749 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 22:13:42,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 22:13:42,749 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 22:13:42,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 22:13:42,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 22:13:42,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 22:13:42,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 22:13:42,750 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 22:13:42,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 22:13:42,750 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 22:13:42,750 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 22:13:42,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 22:13:42,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 22:13:42,750 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 22:13:42,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 22:13:42,751 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 22:13:42,751 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 22:13:42,751 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 22:13:42,752 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_bd497186-7cca-4964-81ef-03400685b779/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7efe18bdab4f1a3c265c6e5c60639885ed9cc4b50c9311d2c96f86da4a31387 [2021-12-06 22:13:42,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 22:13:42,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 22:13:42,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 22:13:42,936 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 22:13:42,936 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 22:13:42,937 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-nla/egcd-both-t.c [2021-12-06 22:13:42,977 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/data/41c3fdd4f/13d10e5d89a8457b8aba5dabc0d959af/FLAG559ada920 [2021-12-06 22:13:43,353 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 22:13:43,354 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/sv-benchmarks/c/termination-nla/egcd-both-t.c [2021-12-06 22:13:43,358 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/data/41c3fdd4f/13d10e5d89a8457b8aba5dabc0d959af/FLAG559ada920 [2021-12-06 22:13:43,367 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/data/41c3fdd4f/13d10e5d89a8457b8aba5dabc0d959af [2021-12-06 22:13:43,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 22:13:43,370 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 22:13:43,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 22:13:43,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 22:13:43,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 22:13:43,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:13:43" (1/1) ... [2021-12-06 22:13:43,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2919e436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:13:43, skipping insertion in model container [2021-12-06 22:13:43,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:13:43" (1/1) ... [2021-12-06 22:13:43,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 22:13:43,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 22:13:43,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:13:43,501 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 22:13:43,512 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:13:43,521 INFO L208 MainTranslator]: Completed translation [2021-12-06 22:13:43,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:13:43 WrapperNode [2021-12-06 22:13:43,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 22:13:43,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 22:13:43,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 22:13:43,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 22:13:43,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:13:43" (1/1) ... [2021-12-06 22:13:43,532 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:13:43" (1/1) ... [2021-12-06 22:13:43,544 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2021-12-06 22:13:43,545 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 22:13:43,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 22:13:43,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 22:13:43,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 22:13:43,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:13:43" (1/1) ... [2021-12-06 22:13:43,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:13:43" (1/1) ... [2021-12-06 22:13:43,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:13:43" (1/1) ... [2021-12-06 22:13:43,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:13:43" (1/1) ... [2021-12-06 22:13:43,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:13:43" (1/1) ... [2021-12-06 22:13:43,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:13:43" (1/1) ... [2021-12-06 22:13:43,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:13:43" (1/1) ... [2021-12-06 22:13:43,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 22:13:43,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 22:13:43,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 22:13:43,559 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 22:13:43,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:13:43" (1/1) ... [2021-12-06 22:13:43,565 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:43,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:43,583 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:43,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 22:13:43,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 22:13:43,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 22:13:43,654 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 22:13:43,655 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 22:13:43,717 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 22:13:43,721 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 22:13:43,722 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 22:13:43,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:13:43 BoogieIcfgContainer [2021-12-06 22:13:43,723 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 22:13:43,724 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 22:13:43,724 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 22:13:43,726 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 22:13:43,727 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 22:13:43,727 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 10:13:43" (1/3) ... [2021-12-06 22:13:43,728 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@20767333 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 10:13:43, skipping insertion in model container [2021-12-06 22:13:43,728 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 22:13:43,728 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:13:43" (2/3) ... [2021-12-06 22:13:43,728 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@20767333 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 10:13:43, skipping insertion in model container [2021-12-06 22:13:43,728 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 22:13:43,728 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:13:43" (3/3) ... [2021-12-06 22:13:43,730 INFO L388 chiAutomizerObserver]: Analyzing ICFG egcd-both-t.c [2021-12-06 22:13:43,765 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 22:13:43,765 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 22:13:43,766 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 22:13:43,766 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 22:13:43,766 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 22:13:43,766 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 22:13:43,766 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 22:13:43,766 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 22:13:43,777 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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) [2021-12-06 22:13:43,790 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-06 22:13:43,790 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:13:43,790 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:13:43,795 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-06 22:13:43,795 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-06 22:13:43,795 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 22:13:43,795 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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) [2021-12-06 22:13:43,796 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-06 22:13:43,796 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:13:43,796 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:13:43,796 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-06 22:13:43,796 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-06 22:13:43,802 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 6#L25true assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1; 10#L38-2true [2021-12-06 22:13:43,802 INFO L793 eck$LassoCheckResult]: Loop: 10#L38-2true assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 8#L38true assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 10#L38-2true [2021-12-06 22:13:43,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:13:43,807 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2021-12-06 22:13:43,815 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:13:43,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866006044] [2021-12-06 22:13:43,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:13:43,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:13:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:13:43,883 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:13:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:13:43,899 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:13:43,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:13:43,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1412, now seen corresponding path program 1 times [2021-12-06 22:13:43,902 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:13:43,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706278771] [2021-12-06 22:13:43,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:13:43,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:13:43,907 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 22:13:43,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [434333350] [2021-12-06 22:13:43,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:13:43,908 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:13:43,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:43,909 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:13:43,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 22:13:43,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:13:43,938 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:13:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:13:43,949 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:13:43,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:13:43,951 INFO L85 PathProgramCache]: Analyzing trace with hash 28693989, now seen corresponding path program 1 times [2021-12-06 22:13:43,952 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:13:43,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612898174] [2021-12-06 22:13:43,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:13:43,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:13:43,961 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 22:13:43,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [289976304] [2021-12-06 22:13:43,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:13:43,961 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:13:43,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:43,963 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:13:43,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 22:13:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:13:44,075 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:13:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:13:44,091 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:13:44,244 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 22:13:44,244 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 22:13:44,244 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 22:13:44,245 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 22:13:44,245 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 22:13:44,245 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:44,245 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 22:13:44,245 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 22:13:44,245 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-t.c_Iteration1_Lasso [2021-12-06 22:13:44,245 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 22:13:44,245 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 22:13:44,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:44,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:44,289 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:44,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:44,392 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 22:13:44,392 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 22:13:44,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:44,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:44,404 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:44,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 22:13:44,405 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 22:13:44,406 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 22:13:44,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:44,456 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:44,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:44,457 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:44,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 22:13:44,459 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 22:13:44,459 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 22:13:44,478 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 22:13:44,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 22:13:44,498 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 22:13:44,498 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 22:13:44,498 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 22:13:44,498 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 22:13:44,498 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 22:13:44,498 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:44,498 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 22:13:44,498 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 22:13:44,499 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-t.c_Iteration1_Lasso [2021-12-06 22:13:44,499 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 22:13:44,499 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 22:13:44,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:44,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:44,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:44,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:44,596 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 22:13:44,599 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 22:13:44,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:44,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:44,601 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:44,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 22:13:44,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:44,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:44,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:44,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:44,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:44,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:13:44,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:13:44,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:44,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:44,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 22:13:44,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:44,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:44,635 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:44,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 22:13:44,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:44,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:44,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:44,644 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:44,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:13:44,669 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-12-06 22:13:44,669 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 22:13:44,710 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 22:13:44,734 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-12-06 22:13:44,734 INFO L444 ModelExtractionUtils]: 37 out of 46 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-12-06 22:13:44,736 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:44,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:44,737 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:44,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 22:13:44,739 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 22:13:44,748 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-12-06 22:13:44,748 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 22:13:44,749 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~a~0#1, ULTIMATE.start_main_~b~0#1) = 1*ULTIMATE.start_main_~a~0#1 - 1*ULTIMATE.start_main_~b~0#1 Supporting invariants [1*ULTIMATE.start_main_~b~0#1 - 1 >= 0] [2021-12-06 22:13:44,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 22:13:44,773 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2021-12-06 22:13:44,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:13:44,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:13:44,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 22:13:44,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:13:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:13:44,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 22:13:44,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:13:44,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:13:44,857 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-12-06 22:13:44,858 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2021-12-06 22:13:44,901 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 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). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) Result 29 states and 36 transitions. Complement of second has 6 states. [2021-12-06 22:13:44,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-06 22:13:44,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2021-12-06 22:13:44,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2021-12-06 22:13:44,907 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 3 letters. Loop has 2 letters. [2021-12-06 22:13:44,908 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:13:44,908 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 5 letters. Loop has 2 letters. [2021-12-06 22:13:44,908 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:13:44,908 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 3 letters. Loop has 4 letters. [2021-12-06 22:13:44,908 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:13:44,909 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 36 transitions. [2021-12-06 22:13:44,912 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-06 22:13:44,914 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 9 states and 12 transitions. [2021-12-06 22:13:44,915 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2021-12-06 22:13:44,915 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2021-12-06 22:13:44,916 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 12 transitions. [2021-12-06 22:13:44,916 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 22:13:44,916 INFO L681 BuchiCegarLoop]: Abstraction has 9 states and 12 transitions. [2021-12-06 22:13:44,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 12 transitions. [2021-12-06 22:13:44,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2021-12-06 22:13:44,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 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) [2021-12-06 22:13:44,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 12 transitions. [2021-12-06 22:13:44,934 INFO L704 BuchiCegarLoop]: Abstraction has 9 states and 12 transitions. [2021-12-06 22:13:44,934 INFO L587 BuchiCegarLoop]: Abstraction has 9 states and 12 transitions. [2021-12-06 22:13:44,934 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 22:13:44,934 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 12 transitions. [2021-12-06 22:13:44,934 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-06 22:13:44,934 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:13:44,935 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:13:44,935 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-12-06 22:13:44,935 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-06 22:13:44,935 INFO L791 eck$LassoCheckResult]: Stem: 86#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 87#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 88#L25 assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1; 89#L38-2 assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 90#L38 assume !(main_~a~0#1 > main_~b~0#1);main_~b~0#1 := main_~b~0#1 - main_~a~0#1;main_~q~0#1 := main_~q~0#1 - main_~p~0#1;main_~s~0#1 := main_~s~0#1 - main_~r~0#1; 91#L38-2 [2021-12-06 22:13:44,935 INFO L793 eck$LassoCheckResult]: Loop: 91#L38-2 assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 94#L38 assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 91#L38-2 [2021-12-06 22:13:44,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:13:44,936 INFO L85 PathProgramCache]: Analyzing trace with hash 28693991, now seen corresponding path program 1 times [2021-12-06 22:13:44,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:13:44,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980886205] [2021-12-06 22:13:44,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:13:44,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:13:44,942 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 22:13:44,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1560118650] [2021-12-06 22:13:44,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:13:44,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:13:44,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:44,944 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:13:44,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-06 22:13:44,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:13:44,965 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:13:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:13:44,973 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:13:44,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:13:44,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1412, now seen corresponding path program 2 times [2021-12-06 22:13:44,974 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:13:44,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062978917] [2021-12-06 22:13:44,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:13:44,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:13:44,977 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 22:13:44,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [209446879] [2021-12-06 22:13:44,977 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 22:13:44,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:13:44,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:44,979 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:13:44,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-06 22:13:44,996 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 22:13:44,996 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 22:13:44,996 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:13:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:13:45,001 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:13:45,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:13:45,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1805122026, now seen corresponding path program 1 times [2021-12-06 22:13:45,002 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:13:45,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933565384] [2021-12-06 22:13:45,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:13:45,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:13:45,006 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 22:13:45,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2127877473] [2021-12-06 22:13:45,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:13:45,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:13:45,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,008 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-12-06 22:13:45,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:13:45,032 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:13:45,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:13:45,042 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:13:45,157 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 22:13:45,157 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 22:13:45,157 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 22:13:45,157 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 22:13:45,158 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 22:13:45,158 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,158 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 22:13:45,158 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 22:13:45,158 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-t.c_Iteration2_Lasso [2021-12-06 22:13:45,158 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 22:13:45,158 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 22:13:45,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:45,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:45,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:45,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:45,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 22:13:45,315 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 22:13:45,315 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 22:13:45,315 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,316 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 22:13:45,320 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 22:13:45,320 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 22:13:45,330 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 22:13:45,330 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 22:13:45,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:45,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,359 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 22:13:45,360 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 22:13:45,360 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 22:13:45,368 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 22:13:45,368 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 22:13:45,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 22:13:45,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,388 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 22:13:45,389 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 22:13:45,390 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 22:13:45,399 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 22:13:45,399 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 22:13:45,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-06 22:13:45,424 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,425 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 22:13:45,426 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 22:13:45,426 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 22:13:45,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-06 22:13:45,455 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,456 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 22:13:45,458 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 22:13:45,458 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 22:13:45,472 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 22:13:45,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 22:13:45,492 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 22:13:45,492 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 22:13:45,492 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 22:13:45,492 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 22:13:45,492 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 22:13:45,492 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,492 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 22:13:45,492 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 22:13:45,492 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-t.c_Iteration2_Lasso [2021-12-06 22:13:45,492 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 22:13:45,492 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 22:13:45,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:45,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:45,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:45,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:45,606 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 22:13:45,606 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 22:13:45,606 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,607 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 22:13:45,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:45,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:45,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:45,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:45,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:45,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:13:45,616 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:13:45,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:45,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:45,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 22:13:45,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,636 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 22:13:45,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:45,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:45,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:45,644 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:45,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:13:45,659 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-12-06 22:13:45,659 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 22:13:45,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:45,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-06 22:13:45,704 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,705 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 22:13:45,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:45,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:45,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:45,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:45,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:45,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:13:45,715 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:13:45,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:45,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:45,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-06 22:13:45,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,736 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 22:13:45,737 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 [2021-12-06 22:13:45,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:45,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:45,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:45,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:45,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:13:45,745 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:13:45,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:45,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:45,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-06 22:13:45,764 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 22:13:45,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,765 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 22:13:45,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:45,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:45,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:45,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:45,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:45,775 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:45,776 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 22:13:45,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:45,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:45,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-06 22:13:45,795 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,795 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 22:13:45,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:45,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:45,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:45,805 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:45,805 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:45,818 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-12-06 22:13:45,818 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 22:13:45,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:45,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-06 22:13:45,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,886 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 22:13:45,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:45,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:45,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:45,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:45,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:45,895 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:45,895 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 22:13:45,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:45,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:45,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-06 22:13:45,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,917 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 22:13:45,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:45,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:45,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:45,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:45,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:45,925 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:45,926 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 22:13:45,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:45,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:45,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:45,947 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 22:13:45,947 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,948 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 22:13:45,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:45,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:45,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:45,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:45,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:45,956 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:45,956 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:45,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:45,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:45,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-06 22:13:45,976 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:45,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:45,977 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:45,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 22:13:45,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:45,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:45,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:45,985 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:45,986 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:46,001 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-12-06 22:13:46,001 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-06 22:13:46,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-06 22:13:46,067 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,068 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 22:13:46,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:46,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:46,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:46,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:46,077 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:46,077 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:46,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:46,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-06 22:13:46,096 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,097 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 22:13:46,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:46,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:46,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:46,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:46,106 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:46,106 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:46,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:46,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-06 22:13:46,125 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 22:13:46,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,126 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 22:13:46,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:46,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:46,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:46,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:46,135 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:46,136 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 22:13:46,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:46,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:46,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,156 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 22:13:46,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:46,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:46,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,165 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:46,165 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:46,194 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2021-12-06 22:13:46,194 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2021-12-06 22:13:46,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-06 22:13:46,288 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,289 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 22:13:46,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:46,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:46,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:46,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:46,299 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:46,300 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 22:13:46,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:46,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-06 22:13:46,320 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,321 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 22:13:46,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:46,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:46,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:46,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:46,330 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:46,330 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 22:13:46,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:46,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-06 22:13:46,350 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 22:13:46,351 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,352 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 22:13:46,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:46,360 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:46,360 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:46,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:46,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:46,361 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:46,361 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 22:13:46,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:46,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:46,381 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,382 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-06 22:13:46,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:46,392 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:46,392 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:46,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,393 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:46,393 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:46,406 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-12-06 22:13:46,406 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 22:13:46,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:46,475 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,476 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-06 22:13:46,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:46,484 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:46,484 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:46,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:46,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:46,485 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:46,485 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 22:13:46,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:46,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-06 22:13:46,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,506 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-06 22:13:46,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:46,515 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:46,516 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:46,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:46,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:46,516 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:46,516 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 22:13:46,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:46,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:46,549 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 22:13:46,549 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,549 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-06 22:13:46,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:46,559 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:46,560 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 22:13:46,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:46,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:46,560 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:46,560 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:46,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:46,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:46,585 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,586 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-06 22:13:46,587 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 [2021-12-06 22:13:46,594 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:46,595 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 22:13:46,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,595 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:46,595 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:46,611 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-12-06 22:13:46,611 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-06 22:13:46,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-06 22:13:46,736 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,736 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-06 22:13:46,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:46,745 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:46,745 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 22:13:46,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:46,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:46,745 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:46,746 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:46,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:46,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:46,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,774 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-06 22:13:46,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:46,783 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:46,783 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 22:13:46,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:46,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:46,783 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:46,784 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:46,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:46,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-06 22:13:46,804 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 22:13:46,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,805 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-06 22:13:46,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:46,813 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:46,813 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:46,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:46,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:46,814 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:46,815 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 22:13:46,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:46,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:46,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-06 22:13:46,836 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:46,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:46,837 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:46,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-06 22:13:46,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:46,847 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:46,847 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:46,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:46,847 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:46,847 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:46,876 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2021-12-06 22:13:46,876 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2021-12-06 22:13:47,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:47,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-06 22:13:47,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:47,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:47,078 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:47,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-06 22:13:47,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:47,086 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:47,086 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:47,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:47,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:47,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:47,087 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:47,087 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 22:13:47,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:47,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:47,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-06 22:13:47,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:47,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:47,109 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:47,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-06 22:13:47,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:47,119 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:47,119 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:47,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:47,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:47,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:47,119 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:47,120 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 22:13:47,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:47,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:47,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-06 22:13:47,143 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 22:13:47,144 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:47,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:47,144 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:47,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-06 22:13:47,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:47,152 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:47,152 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:47,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:47,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:47,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:47,152 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:47,153 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:47,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:47,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:47,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-06 22:13:47,173 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:47,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:47,174 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:47,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-06 22:13:47,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:47,187 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:47,187 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:47,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:47,187 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:47,187 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:47,202 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-12-06 22:13:47,202 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-06 22:13:47,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:47,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:47,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:47,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:47,302 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:47,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-06 22:13:47,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:47,311 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:47,311 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:47,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:47,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:47,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:47,311 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:47,311 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:47,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:47,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:47,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-06 22:13:47,331 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:47,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:47,332 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:47,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-06 22:13:47,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:47,340 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:47,340 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:47,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:47,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:47,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:47,341 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:47,341 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:47,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:47,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:47,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:47,360 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 22:13:47,360 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:47,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:47,361 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:47,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-06 22:13:47,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:47,370 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:47,370 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:47,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:47,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:47,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:47,371 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 22:13:47,371 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:13:47,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:47,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:47,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-06 22:13:47,391 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:47,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:47,392 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:47,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-06 22:13:47,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:47,400 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:47,401 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:47,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:47,401 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:47,401 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 22:13:47,427 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-12-06 22:13:47,427 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-06 22:13:47,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:47,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-06 22:13:47,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:47,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:47,567 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:47,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-06 22:13:47,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:47,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:47,577 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:47,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:47,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:47,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:47,577 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 22:13:47,578 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:13:47,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:47,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:47,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-06 22:13:47,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:47,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:47,599 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:47,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-06 22:13:47,600 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 [2021-12-06 22:13:47,607 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:47,607 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:47,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:47,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:47,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:47,608 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 22:13:47,608 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:13:47,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:47,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:47,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-06 22:13:47,628 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-06 22:13:47,628 INFO L791 eck$LassoCheckResult]: Stem: 86#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 87#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 88#L25 assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1; 89#L38-2 assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 90#L38 assume !(main_~a~0#1 > main_~b~0#1);main_~b~0#1 := main_~b~0#1 - main_~a~0#1;main_~q~0#1 := main_~q~0#1 - main_~p~0#1;main_~s~0#1 := main_~s~0#1 - main_~r~0#1; 91#L38-2 assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 94#L38 assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 91#L38-2 [2021-12-06 22:13:47,628 INFO L793 eck$LassoCheckResult]: Loop: 91#L38-2 assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 94#L38 assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 91#L38-2 [2021-12-06 22:13:47,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:13:47,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1805122026, now seen corresponding path program 2 times [2021-12-06 22:13:47,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:13:47,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430566834] [2021-12-06 22:13:47,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:13:47,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:13:47,634 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 22:13:47,634 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1580032359] [2021-12-06 22:13:47,634 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 22:13:47,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:13:47,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:47,635 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:13:47,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2021-12-06 22:13:47,654 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 22:13:47,655 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 22:13:47,655 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:13:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:13:47,662 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:13:47,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:13:47,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1412, now seen corresponding path program 3 times [2021-12-06 22:13:47,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:13:47,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963133872] [2021-12-06 22:13:47,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:13:47,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:13:47,664 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 22:13:47,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [596402031] [2021-12-06 22:13:47,664 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 22:13:47,665 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:13:47,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:47,665 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:13:47,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2021-12-06 22:13:47,682 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-12-06 22:13:47,682 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 22:13:47,682 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:13:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:13:47,685 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:13:47,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:13:47,686 INFO L85 PathProgramCache]: Analyzing trace with hash -444520147, now seen corresponding path program 3 times [2021-12-06 22:13:47,686 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:13:47,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037747202] [2021-12-06 22:13:47,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:13:47,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:13:47,689 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 22:13:47,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1287959377] [2021-12-06 22:13:47,689 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 22:13:47,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:13:47,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:47,690 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:13:47,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2021-12-06 22:13:47,720 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-12-06 22:13:47,720 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 22:13:47,720 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:13:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:13:47,734 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:13:47,865 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 22:13:47,865 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 22:13:47,865 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 22:13:47,865 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 22:13:47,865 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 22:13:47,865 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:47,865 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 22:13:47,865 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 22:13:47,866 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-t.c_Iteration2_Lasso [2021-12-06 22:13:47,866 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 22:13:47,866 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 22:13:47,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:47,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:47,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:47,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:48,109 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 22:13:48,109 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 22:13:48,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,111 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-06 22:13:48,112 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 22:13:48,112 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 22:13:48,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-06 22:13:48,141 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,142 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-06 22:13:48,143 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 22:13:48,143 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 22:13:48,157 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 22:13:48,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-06 22:13:48,175 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 22:13:48,175 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 22:13:48,175 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 22:13:48,175 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 22:13:48,175 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 22:13:48,175 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,175 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 22:13:48,176 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 22:13:48,176 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-t.c_Iteration2_Lasso [2021-12-06 22:13:48,176 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 22:13:48,176 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 22:13:48,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:48,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:48,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:48,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:13:48,469 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 22:13:48,469 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 22:13:48,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,469 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-06 22:13:48,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:48,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:48,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:48,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:48,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:48,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:13:48,477 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:13:48,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:48,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:48,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-06 22:13:48,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,497 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-06 22:13:48,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:48,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:48,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:48,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:48,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:48,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:13:48,506 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:13:48,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:48,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:48,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-06 22:13:48,525 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,526 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-06 22:13:48,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:48,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:48,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:48,535 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:48,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:13:48,542 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-12-06 22:13:48,542 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 22:13:48,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:48,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-06 22:13:48,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,598 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-06 22:13:48,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:48,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:48,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:48,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:48,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:48,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:13:48,607 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:13:48,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:48,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:48,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:48,626 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 22:13:48,626 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,627 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-06 22:13:48,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:48,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:48,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:48,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:48,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:48,636 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:48,636 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 22:13:48,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:48,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:48,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-06 22:13:48,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,655 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-06 22:13:48,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:48,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:48,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:48,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:48,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:48,665 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:48,665 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 22:13:48,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:48,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:48,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:48,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,685 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-06 22:13:48,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:48,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:48,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:48,695 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:48,695 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:48,705 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-12-06 22:13:48,705 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 22:13:48,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:48,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-06 22:13:48,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,757 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-06 22:13:48,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:48,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:48,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:48,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:48,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:48,765 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:48,766 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 22:13:48,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:48,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:48,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:48,785 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 22:13:48,786 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,786 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-06 22:13:48,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:48,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:48,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:48,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:48,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:48,795 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:48,796 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:48,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:48,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:48,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-06 22:13:48,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,815 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-06 22:13:48,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:48,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:48,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:48,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:48,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:48,825 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:48,825 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:48,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:48,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:48,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-06 22:13:48,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,844 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-06 22:13:48,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:48,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:48,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:48,853 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:48,854 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:48,865 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-12-06 22:13:48,865 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-06 22:13:48,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:48,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-06 22:13:48,933 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,934 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-06 22:13:48,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:48,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:48,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:48,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:48,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:48,943 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:48,943 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:48,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:48,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:48,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-06 22:13:48,962 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 22:13:48,962 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,963 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-06 22:13:48,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:48,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:48,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:48,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:48,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:48,971 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:48,972 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 22:13:48,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:48,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:48,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:48,991 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:48,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:48,991 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:48,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-06 22:13:48,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:49,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:49,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:49,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:49,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:49,000 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:49,001 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 22:13:49,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:49,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:49,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-06 22:13:49,020 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:49,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:49,021 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:49,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-06 22:13:49,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:49,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:49,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:49,032 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:49,032 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:49,047 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2021-12-06 22:13:49,047 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2021-12-06 22:13:49,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:49,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-06 22:13:49,127 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:49,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:49,128 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:49,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-06 22:13:49,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:49,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:13:49,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:49,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:49,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:49,137 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:49,138 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 22:13:49,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:49,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:49,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-06 22:13:49,158 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 22:13:49,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:49,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:49,159 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:49,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-06 22:13:49,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:49,167 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:49,167 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:49,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:49,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:49,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:49,168 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:49,168 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 22:13:49,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:49,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:49,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-06 22:13:49,187 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:49,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:49,188 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:49,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-06 22:13:49,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:49,196 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:49,196 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:49,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:49,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:49,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:49,196 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:49,196 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 22:13:49,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:49,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:49,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:49,216 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:49,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:49,217 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:49,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-06 22:13:49,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:49,225 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:49,225 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:49,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:49,226 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:49,226 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:49,235 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-12-06 22:13:49,235 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 22:13:49,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:49,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-06 22:13:49,315 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:49,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:49,316 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:49,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-06 22:13:49,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:49,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:49,324 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:49,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:49,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:49,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:49,324 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 22:13:49,325 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 22:13:49,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:49,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:49,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:49,344 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 22:13:49,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:49,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:49,345 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:49,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-06 22:13:49,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:49,354 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:49,354 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 22:13:49,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:49,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:49,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:49,354 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:49,355 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:49,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:49,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:49,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-06 22:13:49,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:49,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:49,375 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:49,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-06 22:13:49,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:49,385 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:49,385 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 22:13:49,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:49,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:49,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:49,385 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:49,385 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:49,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:49,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:49,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:49,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:49,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:49,411 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:49,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-06 22:13:49,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:49,421 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:49,421 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 22:13:49,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:49,421 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:49,421 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:49,433 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-12-06 22:13:49,433 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-06 22:13:49,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:49,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-12-06 22:13:49,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:49,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:49,559 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:49,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-06 22:13:49,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:49,567 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:49,567 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 22:13:49,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:49,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:49,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:49,568 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:49,568 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:49,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:49,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:49,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-06 22:13:49,590 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 22:13:49,590 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:49,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:49,590 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:49,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-06 22:13:49,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:49,599 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:49,599 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:49,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:49,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:49,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:49,599 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:49,600 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 22:13:49,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:49,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:49,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-12-06 22:13:49,621 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:49,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:49,621 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:49,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-06 22:13:49,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:49,630 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:49,630 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:49,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:49,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:49,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:49,630 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:49,631 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 22:13:49,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:49,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:49,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:49,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:49,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:49,652 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:49,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-06 22:13:49,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:49,661 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:49,661 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:49,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:49,662 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:49,662 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:49,681 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2021-12-06 22:13:49,681 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2021-12-06 22:13:49,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:49,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-06 22:13:49,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:49,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:49,984 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:49,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-06 22:13:49,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:49,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:49,992 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:49,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:49,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:49,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:49,992 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 22:13:49,993 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 22:13:49,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:49,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:50,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-12-06 22:13:50,014 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 22:13:50,014 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:50,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:50,015 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:50,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-06 22:13:50,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:50,023 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:50,023 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:50,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:50,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:50,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:50,023 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:50,024 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:50,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:50,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:50,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-12-06 22:13:50,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:50,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:50,044 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:50,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-06 22:13:50,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:50,053 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:50,053 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:50,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:50,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:50,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:50,053 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:50,054 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:50,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:50,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:50,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-12-06 22:13:50,073 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:50,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:50,074 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:50,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-06 22:13:50,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:50,083 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:50,083 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:50,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:50,083 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:50,083 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:50,095 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-12-06 22:13:50,095 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-06 22:13:50,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:50,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-12-06 22:13:50,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:50,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:50,201 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:50,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-12-06 22:13:50,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:50,210 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:50,210 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 22:13:50,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:50,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:50,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:50,210 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 22:13:50,210 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 22:13:50,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:50,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:50,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-12-06 22:13:50,230 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 22:13:50,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:50,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:50,231 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:50,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-12-06 22:13:50,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:50,240 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:50,240 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:50,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:50,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:50,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:50,240 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 22:13:50,240 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:13:50,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:50,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:50,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-12-06 22:13:50,261 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:50,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:50,261 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:50,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-12-06 22:13:50,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:50,270 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:50,270 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:50,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:50,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:50,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:50,270 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 22:13:50,271 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:13:50,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:50,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:50,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-12-06 22:13:50,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:50,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:50,291 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:50,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-12-06 22:13:50,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:50,301 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:50,301 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:50,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:50,301 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-06 22:13:50,301 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 22:13:50,318 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2021-12-06 22:13:50,318 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-06 22:13:50,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:50,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-12-06 22:13:50,503 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:13:50,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:13:50,503 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:13:50,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-12-06 22:13:50,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:13:50,512 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 22:13:50,512 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 22:13:50,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:13:50,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:13:50,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:13:50,512 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 22:13:50,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:13:50,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:13:50,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:13:50,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-12-06 22:13:50,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 10:13:50 BoogieIcfgContainer [2021-12-06 22:13:50,537 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 22:13:50,538 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 22:13:50,538 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 22:13:50,538 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 22:13:50,538 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:13:43" (3/4) ... [2021-12-06 22:13:50,540 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 22:13:50,540 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 22:13:50,540 INFO L158 Benchmark]: Toolchain (without parser) took 7170.60ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 100.6MB in the beginning and 43.0MB in the end (delta: 57.6MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. [2021-12-06 22:13:50,541 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 71.3MB. Free memory was 40.7MB in the beginning and 40.7MB in the end (delta: 48.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:13:50,541 INFO L158 Benchmark]: CACSL2BoogieTranslator took 151.47ms. Allocated memory is still 123.7MB. Free memory was 100.3MB in the beginning and 91.5MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 22:13:50,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.05ms. Allocated memory is still 123.7MB. Free memory was 91.3MB in the beginning and 90.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:13:50,541 INFO L158 Benchmark]: Boogie Preprocessor took 12.79ms. Allocated memory is still 123.7MB. Free memory was 90.1MB in the beginning and 89.1MB in the end (delta: 948.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 22:13:50,542 INFO L158 Benchmark]: RCFGBuilder took 164.63ms. Allocated memory is still 123.7MB. Free memory was 89.1MB in the beginning and 80.6MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 22:13:50,542 INFO L158 Benchmark]: BuchiAutomizer took 6813.64ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 80.4MB in the beginning and 43.7MB in the end (delta: 36.7MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. [2021-12-06 22:13:50,542 INFO L158 Benchmark]: Witness Printer took 2.39ms. Allocated memory is still 148.9MB. Free memory was 43.7MB in the beginning and 43.0MB in the end (delta: 663.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:13:50,543 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 71.3MB. Free memory was 40.7MB in the beginning and 40.7MB in the end (delta: 48.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 151.47ms. Allocated memory is still 123.7MB. Free memory was 100.3MB in the beginning and 91.5MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.05ms. Allocated memory is still 123.7MB. Free memory was 91.3MB in the beginning and 90.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.79ms. Allocated memory is still 123.7MB. Free memory was 90.1MB in the beginning and 89.1MB in the end (delta: 948.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 164.63ms. Allocated memory is still 123.7MB. Free memory was 89.1MB in the beginning and 80.6MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 6813.64ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 80.4MB in the beginning and 43.7MB in the end (delta: 36.7MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. * Witness Printer took 2.39ms. Allocated memory is still 148.9MB. Free memory was 43.7MB in the beginning and 43.0MB in the end (delta: 663.2kB). 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 Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function -1 * b + a and consists of 4 locations. The remainder module has 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 6.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 9 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 12 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital72 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq197 hnf93 smp95 dnf128 smp100 tf100 neg98 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 193ms VariablesStem: 8 VariablesLoop: 9 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 12 MotzkinApplications: 48 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1;" "assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1);" "assume !(main_~a~0#1 > main_~b~0#1);main_~b~0#1 := main_~b~0#1 - main_~a~0#1;main_~q~0#1 := main_~q~0#1 - main_~p~0#1;main_~s~0#1 := main_~s~0#1 - main_~r~0#1;" "assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1);" "assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1;" Loop: "assume !!(main_~y~0#1 * main_~r~0#1 + main_~x~0#1 * main_~p~0#1 != main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1);" "assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-06 22:13:50,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Ended with exit code 0 [2021-12-06 22:13:50,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Ended with exit code 0 [2021-12-06 22:13:51,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Ended with exit code 0 [2021-12-06 22:13:51,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-12-06 22:13:51,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-12-06 22:13:51,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-12-06 22:13:51,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 22:13:51,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-06 22:13:52,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd497186-7cca-4964-81ef-03400685b779/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_bd497186-7cca-4964-81ef-03400685b779/bin/uautomizer-DrprNOufMa/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN