./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/NO_24.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/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_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/NO_24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6c60292dde23ab55828ef032d9fe2f87b2621bfa03c7b2d7ca1f8181db5f622f --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 17:53:14,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 17:53:14,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 17:53:14,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 17:53:14,475 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 17:53:14,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 17:53:14,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 17:53:14,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 17:53:14,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 17:53:14,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 17:53:14,485 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 17:53:14,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 17:53:14,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 17:53:14,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 17:53:14,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 17:53:14,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 17:53:14,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 17:53:14,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 17:53:14,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 17:53:14,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 17:53:14,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 17:53:14,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 17:53:14,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 17:53:14,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 17:53:14,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 17:53:14,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 17:53:14,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 17:53:14,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 17:53:14,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 17:53:14,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 17:53:14,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 17:53:14,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 17:53:14,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 17:53:14,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 17:53:14,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 17:53:14,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 17:53:14,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 17:53:14,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 17:53:14,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 17:53:14,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 17:53:14,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 17:53:14,519 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-06 17:53:14,543 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 17:53:14,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 17:53:14,543 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 17:53:14,543 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 17:53:14,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 17:53:14,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 17:53:14,545 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 17:53:14,545 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 17:53:14,545 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 17:53:14,546 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 17:53:14,546 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 17:53:14,546 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 17:53:14,546 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 17:53:14,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 17:53:14,547 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 17:53:14,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 17:53:14,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 17:53:14,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 17:53:14,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 17:53:14,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 17:53:14,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 17:53:14,548 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 17:53:14,548 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 17:53:14,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 17:53:14,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 17:53:14,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 17:53:14,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 17:53:14,549 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 17:53:14,549 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 17:53:14,550 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 17:53:14,551 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_a171342d-1e89-4063-b5d4-fa35d35d5a6b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c60292dde23ab55828ef032d9fe2f87b2621bfa03c7b2d7ca1f8181db5f622f [2021-12-06 17:53:14,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 17:53:14,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 17:53:14,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 17:53:14,744 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 17:53:14,745 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 17:53:14,745 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-restricted-15/NO_24.c [2021-12-06 17:53:14,788 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/data/2a5a719a2/511028e98e4d4d0a8e5a22f1b2e45e03/FLAGbfd9b5ba7 [2021-12-06 17:53:15,169 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 17:53:15,169 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/sv-benchmarks/c/termination-restricted-15/NO_24.c [2021-12-06 17:53:15,173 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/data/2a5a719a2/511028e98e4d4d0a8e5a22f1b2e45e03/FLAGbfd9b5ba7 [2021-12-06 17:53:15,182 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/data/2a5a719a2/511028e98e4d4d0a8e5a22f1b2e45e03 [2021-12-06 17:53:15,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 17:53:15,185 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 17:53:15,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 17:53:15,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 17:53:15,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 17:53:15,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:53:15" (1/1) ... [2021-12-06 17:53:15,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f313a00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:15, skipping insertion in model container [2021-12-06 17:53:15,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:53:15" (1/1) ... [2021-12-06 17:53:15,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 17:53:15,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 17:53:15,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 17:53:15,317 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 17:53:15,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 17:53:15,339 INFO L208 MainTranslator]: Completed translation [2021-12-06 17:53:15,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:15 WrapperNode [2021-12-06 17:53:15,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 17:53:15,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 17:53:15,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 17:53:15,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 17:53:15,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:15" (1/1) ... [2021-12-06 17:53:15,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:15" (1/1) ... [2021-12-06 17:53:15,362 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 15 [2021-12-06 17:53:15,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 17:53:15,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 17:53:15,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 17:53:15,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 17:53:15,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:15" (1/1) ... [2021-12-06 17:53:15,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:15" (1/1) ... [2021-12-06 17:53:15,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:15" (1/1) ... [2021-12-06 17:53:15,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:15" (1/1) ... [2021-12-06 17:53:15,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:15" (1/1) ... [2021-12-06 17:53:15,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:15" (1/1) ... [2021-12-06 17:53:15,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:15" (1/1) ... [2021-12-06 17:53:15,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 17:53:15,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 17:53:15,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 17:53:15,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 17:53:15,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:15" (1/1) ... [2021-12-06 17:53:15,382 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:15,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:15,401 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:15,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 17:53:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 17:53:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 17:53:15,500 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 17:53:15,501 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 17:53:15,543 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 17:53:15,548 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 17:53:15,548 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 17:53:15,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:53:15 BoogieIcfgContainer [2021-12-06 17:53:15,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 17:53:15,550 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 17:53:15,550 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 17:53:15,553 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 17:53:15,554 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 17:53:15,554 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 05:53:15" (1/3) ... [2021-12-06 17:53:15,555 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5aae4977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 05:53:15, skipping insertion in model container [2021-12-06 17:53:15,555 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 17:53:15,555 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:53:15" (2/3) ... [2021-12-06 17:53:15,555 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5aae4977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 05:53:15, skipping insertion in model container [2021-12-06 17:53:15,555 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 17:53:15,555 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:53:15" (3/3) ... [2021-12-06 17:53:15,556 INFO L388 chiAutomizerObserver]: Analyzing ICFG NO_24.c [2021-12-06 17:53:15,591 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 17:53:15,591 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 17:53:15,591 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 17:53:15,591 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 17:53:15,591 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 17:53:15,591 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 17:53:15,591 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 17:53:15,591 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 17:53:15,602 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 17:53:15,619 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-06 17:53:15,619 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 17:53:15,619 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 17:53:15,623 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 17:53:15,623 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-06 17:53:15,623 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 17:53:15,623 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 17:53:15,624 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-06 17:53:15,624 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 17:53:15,624 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 17:53:15,624 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 17:53:15,624 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-06 17:53:15,631 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~a~0#1, main_~b~0#1;havoc main_~a~0#1;havoc main_~b~0#1;main_~a~0#1 := 1;main_~b~0#1 := 2; 8#L11-2true [2021-12-06 17:53:15,631 INFO L793 eck$LassoCheckResult]: Loop: 8#L11-2true assume !!(main_~a~0#1 + main_~b~0#1 < 5);main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~b~0#1 := main_~a~0#1 + main_~b~0#1;main_~a~0#1 := main_~b~0#1 - main_~a~0#1; 8#L11-2true [2021-12-06 17:53:15,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:53:15,638 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-06 17:53:15,648 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:53:15,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47707357] [2021-12-06 17:53:15,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:53:15,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:53:15,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:53:15,715 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:53:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:53:15,728 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:53:15,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:53:15,731 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2021-12-06 17:53:15,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:53:15,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637120706] [2021-12-06 17:53:15,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:53:15,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:53:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:53:15,739 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:53:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:53:15,743 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:53:15,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:53:15,745 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2021-12-06 17:53:15,745 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:53:15,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101821243] [2021-12-06 17:53:15,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:53:15,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:53:15,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:53:15,753 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:53:15,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:53:15,759 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:53:15,828 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 17:53:15,829 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 17:53:15,829 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 17:53:15,829 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 17:53:15,829 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 17:53:15,829 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:15,829 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 17:53:15,830 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 17:53:15,830 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2021-12-06 17:53:15,830 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 17:53:15,830 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 17:53:15,844 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 17:53:15,851 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 17:53:15,854 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 17:53:15,857 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 17:53:15,953 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 17:53:15,954 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 17:53:15,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:15,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:15,957 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:15,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-06 17:53:15,959 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:53:15,959 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:53:15,980 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 17:53:15,980 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 17:53:16,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:16,012 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,013 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-06 17:53:16,015 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:53:16,015 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:53:16,030 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 17:53:16,030 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 17:53:16,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-06 17:53:16,050 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,052 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 17:53:16,053 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:53:16,053 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:53:16,064 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 17:53:16,064 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 17:53:16,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:16,096 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,097 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 17:53:16,098 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:53:16,098 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:53:16,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 17:53:16,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,132 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 17:53:16,133 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 17:53:16,134 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:53:16,347 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 17:53:16,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 17:53:16,351 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 17:53:16,351 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 17:53:16,351 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 17:53:16,351 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 17:53:16,351 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 17:53:16,351 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,351 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 17:53:16,351 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 17:53:16,352 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2021-12-06 17:53:16,352 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 17:53:16,352 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 17:53:16,355 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 17:53:16,357 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 17:53:16,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:53:16,367 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 17:53:16,405 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 17:53:16,409 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 17:53:16,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,411 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 17:53:16,412 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 17:53:16,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:16,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:16,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:16,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:53:16,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 17:53:16,426 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 17:53:16,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:16,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 17:53:16,450 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,451 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 17:53:16,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:16,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:16,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:16,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:16,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:53:16,465 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 17:53:16,465 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 17:53:16,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:16,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 17:53:16,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,494 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 17:53:16,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:16,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:16,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:16,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:16,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:16,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:53:16,503 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 17:53:16,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:16,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:16,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 17:53:16,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,524 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 17:53:16,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:16,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:16,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:16,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:16,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:53:16,534 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 17:53:16,535 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 17:53:16,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:16,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 17:53:16,556 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 17:53:16,556 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,557 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 17:53:16,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:16,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:16,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:16,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:16,567 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:16,571 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:53:16,571 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:53:16,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:16,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 17:53:16,608 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,608 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 17:53:16,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:16,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:16,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:16,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:16,618 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:16,622 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:53:16,622 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:53:16,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:16,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-06 17:53:16,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,650 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 17:53:16,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:16,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:16,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:16,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:16,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:16,659 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:16,659 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 17:53:16,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:16,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:16,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:16,680 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,681 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 17:53:16,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:16,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:16,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:16,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:16,690 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:16,692 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:53:16,693 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:53:16,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:16,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-06 17:53:16,716 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 17:53:16,716 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,717 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 17:53:16,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:16,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:16,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:16,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:16,729 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:16,732 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:16,732 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:16,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:16,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-06 17:53:16,755 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,755 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 17:53:16,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:16,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:16,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:16,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:16,766 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:16,771 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:16,771 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:16,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:16,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 17:53:16,813 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,814 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 17:53:16,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:16,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:16,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:16,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:16,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:16,822 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:16,823 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:53:16,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:16,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:16,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:16,853 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,853 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 17:53:16,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:16,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:16,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:16,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:16,862 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:16,864 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:16,865 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:16,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:16,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:16,887 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 17:53:16,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,888 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 17:53:16,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:16,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:16,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:16,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:16,896 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:16,899 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:53:16,899 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:53:16,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:16,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:16,926 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,927 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 17:53:16,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:16,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:16,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:16,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:16,936 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:16,946 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:53:16,946 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:53:16,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:16,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-06 17:53:16,978 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:16,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:16,979 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:16,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 17:53:16,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:16,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:16,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:16,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:16,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:16,988 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:16,989 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 17:53:16,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:16,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-06 17:53:17,009 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,009 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 17:53:17,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:17,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:17,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,020 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:17,022 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:53:17,022 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:53:17,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-06 17:53:17,047 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 17:53:17,047 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,048 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 17:53:17,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:17,056 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,056 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:17,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,056 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:17,058 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:53:17,058 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:53:17,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-06 17:53:17,080 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,081 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 17:53:17,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:17,090 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,090 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:17,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,091 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:17,094 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:53:17,094 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:53:17,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-06 17:53:17,123 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,124 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 17:53:17,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:17,133 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,133 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:17,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:17,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,133 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:17,134 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 17:53:17,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:17,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:17,154 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,155 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 17:53:17,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:17,163 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,163 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:17,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,164 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:17,166 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:53:17,166 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:53:17,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-06 17:53:17,189 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 17:53:17,190 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,190 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 17:53:17,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:17,199 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,199 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 17:53:17,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,199 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:17,201 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:17,201 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:17,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-06 17:53:17,226 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,227 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 17:53:17,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:17,236 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,236 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 17:53:17,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,236 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:17,242 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:17,242 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:17,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:17,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,277 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 17:53:17,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:17,287 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,288 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 17:53:17,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:17,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,288 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:17,289 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:53:17,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:17,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-06 17:53:17,316 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,317 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 17:53:17,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:17,326 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,326 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 17:53:17,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,326 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:17,329 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:17,329 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:17,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-06 17:53:17,366 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 17:53:17,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,367 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 17:53:17,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:17,375 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,376 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:17,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,376 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:17,379 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:53:17,379 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:53:17,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:17,415 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,416 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 17:53:17,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:17,425 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,425 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:17,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,425 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:17,430 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:53:17,430 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:53:17,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-06 17:53:17,656 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,657 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 17:53:17,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:17,666 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,666 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:17,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:17,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,666 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:17,667 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 17:53:17,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:17,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-06 17:53:17,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,689 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-06 17:53:17,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:17,698 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,698 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:17,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,698 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:17,700 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:53:17,701 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:53:17,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:17,726 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 17:53:17,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,727 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-06 17:53:17,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:17,735 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,736 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:17,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,736 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:17,737 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:17,737 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:17,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-06 17:53:17,760 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,760 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-06 17:53:17,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:17,769 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,770 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:17,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,770 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:17,773 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:17,773 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:17,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-06 17:53:17,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,805 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-06 17:53:17,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:17,815 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,815 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:17,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:17,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,816 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:17,817 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:53:17,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:17,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:17,837 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,838 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-06 17:53:17,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:17,846 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,846 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:17,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,846 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:17,847 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:17,847 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:17,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-06 17:53:17,873 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 17:53:17,873 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,874 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-06 17:53:17,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:17,884 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,884 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:17,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,885 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 17:53:17,887 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 17:53:17,887 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 17:53:17,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-06 17:53:17,911 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,912 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-06 17:53:17,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:17,920 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,921 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:17,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,921 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 17:53:17,925 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 17:53:17,925 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 17:53:17,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-06 17:53:17,961 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,962 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-06 17:53:17,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:17,971 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:17,971 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:17,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:17,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:17,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:17,971 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 17:53:17,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 17:53:17,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:17,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:17,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-06 17:53:17,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:17,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:17,993 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:17,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-06 17:53:17,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:18,002 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:18,002 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:18,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,002 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 17:53:18,005 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 17:53:18,005 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 17:53:18,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:18,031 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-06 17:53:18,031 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~a~0#1, main_~b~0#1;havoc main_~a~0#1;havoc main_~b~0#1;main_~a~0#1 := 1;main_~b~0#1 := 2; 8#L11-2true assume !!(main_~a~0#1 + main_~b~0#1 < 5);main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~b~0#1 := main_~a~0#1 + main_~b~0#1;main_~a~0#1 := main_~b~0#1 - main_~a~0#1; 8#L11-2true [2021-12-06 17:53:18,031 INFO L793 eck$LassoCheckResult]: Loop: 8#L11-2true assume !!(main_~a~0#1 + main_~b~0#1 < 5);main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~b~0#1 := main_~a~0#1 + main_~b~0#1;main_~a~0#1 := main_~b~0#1 - main_~a~0#1; 8#L11-2true [2021-12-06 17:53:18,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:53:18,032 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2021-12-06 17:53:18,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:53:18,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593683242] [2021-12-06 17:53:18,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:53:18,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:53:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:53:18,037 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:53:18,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:53:18,041 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:53:18,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:53:18,042 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2021-12-06 17:53:18,042 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:53:18,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576302913] [2021-12-06 17:53:18,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:53:18,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:53:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:53:18,045 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:53:18,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:53:18,048 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:53:18,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:53:18,048 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2021-12-06 17:53:18,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:53:18,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373960342] [2021-12-06 17:53:18,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:53:18,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:53:18,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:53:18,054 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:53:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:53:18,061 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:53:18,097 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 17:53:18,097 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 17:53:18,097 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 17:53:18,097 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 17:53:18,097 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 17:53:18,097 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,097 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 17:53:18,098 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 17:53:18,098 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2021-12-06 17:53:18,098 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 17:53:18,098 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 17:53:18,099 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 17:53:18,101 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 17:53:18,108 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 17:53:18,109 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 17:53:18,138 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 17:53:18,139 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 17:53:18,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,140 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-06 17:53:18,141 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:53:18,141 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:53:18,154 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 17:53:18,154 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 17:53:18,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:18,172 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,172 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-06 17:53:18,173 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:53:18,174 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:53:18,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-06 17:53:18,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,201 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-06 17:53:18,202 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 17:53:18,202 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:53:18,403 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 17:53:18,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-06 17:53:18,405 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 17:53:18,405 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 17:53:18,405 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 17:53:18,405 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 17:53:18,406 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 17:53:18,406 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,406 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 17:53:18,406 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 17:53:18,406 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2021-12-06 17:53:18,406 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 17:53:18,406 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 17:53:18,407 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 17:53:18,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 17:53:18,414 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 17:53:18,415 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 17:53:18,440 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 17:53:18,440 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 17:53:18,441 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,441 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-06 17:53:18,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:18,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:53:18,451 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 17:53:18,451 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 17:53:18,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-06 17:53:18,472 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,472 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-06 17:53:18,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:18,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:53:18,484 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 17:53:18,484 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 17:53:18,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:18,507 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,507 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-06 17:53:18,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:18,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:53:18,516 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 17:53:18,516 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 17:53:18,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-06 17:53:18,537 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,538 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-06 17:53:18,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:18,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:18,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:53:18,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 17:53:18,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:18,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-06 17:53:18,566 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 17:53:18,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,567 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-06 17:53:18,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:18,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,575 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:18,576 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:53:18,576 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:53:18,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-06 17:53:18,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,598 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-06 17:53:18,600 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 17:53:18,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,608 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:18,610 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:53:18,610 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:53:18,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-06 17:53:18,636 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,636 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-06 17:53:18,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:18,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,645 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:18,646 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:53:18,646 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:53:18,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-06 17:53:18,667 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,668 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-06 17:53:18,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:18,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:18,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,677 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:18,677 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 17:53:18,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:18,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-06 17:53:18,696 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 17:53:18,696 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,697 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-06 17:53:18,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:18,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,706 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:18,707 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:18,707 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:18,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-06 17:53:18,729 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,730 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-06 17:53:18,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:18,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,739 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:18,741 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:18,742 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:18,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-06 17:53:18,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,771 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-06 17:53:18,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:18,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,783 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:18,784 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:18,784 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:18,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-06 17:53:18,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,807 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-06 17:53:18,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:18,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:18,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,816 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:18,816 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:53:18,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:18,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:18,836 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 17:53:18,836 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,837 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-06 17:53:18,838 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 17:53:18,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,846 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:18,848 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:53:18,848 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:53:18,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-06 17:53:18,869 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,870 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-06 17:53:18,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:18,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,880 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:18,882 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:53:18,882 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:53:18,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-06 17:53:18,911 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,912 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-06 17:53:18,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:18,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,921 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:18,923 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:53:18,923 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:53:18,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-06 17:53:18,946 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,946 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-06 17:53:18,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:18,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:53:18,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:18,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,955 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:18,955 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 17:53:18,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:18,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:18,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-06 17:53:18,974 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 17:53:18,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:18,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:18,975 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:18,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-06 17:53:18,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:18,984 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:18,984 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:18,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:18,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:18,984 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:18,986 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:53:18,986 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:53:18,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-06 17:53:19,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,009 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-06 17:53:19,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:19,018 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,018 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:19,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,018 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:19,021 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:53:19,021 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:53:19,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-06 17:53:19,050 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,051 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-06 17:53:19,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:19,059 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,060 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:19,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,060 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:19,061 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:53:19,061 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:53:19,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:19,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,083 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-06 17:53:19,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:19,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,092 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:19,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:19,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,092 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:53:19,092 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 17:53:19,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:19,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-06 17:53:19,112 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 17:53:19,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,113 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-06 17:53:19,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:19,121 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,121 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 17:53:19,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,122 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:19,123 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:19,123 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:19,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-06 17:53:19,146 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,147 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-06 17:53:19,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:19,155 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,155 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 17:53:19,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,155 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:19,158 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:19,158 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:19,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-06 17:53:19,191 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,191 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-06 17:53:19,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:19,200 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,200 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 17:53:19,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,200 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:19,201 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:19,201 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:19,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:19,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,226 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-06 17:53:19,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:19,234 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,234 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 17:53:19,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:19,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,234 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:19,234 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:53:19,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:19,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-06 17:53:19,255 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 17:53:19,255 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,255 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-06 17:53:19,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:19,263 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,264 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:19,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,264 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:19,265 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:53:19,266 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:53:19,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-06 17:53:19,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,291 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-06 17:53:19,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:19,300 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,300 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:19,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,300 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:19,304 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:53:19,304 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:53:19,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-06 17:53:19,341 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,342 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-06 17:53:19,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:19,352 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,352 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:19,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,352 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:19,354 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:53:19,354 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:53:19,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-06 17:53:19,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,380 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-06 17:53:19,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:19,389 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,389 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:19,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:19,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,390 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:53:19,390 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 17:53:19,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:19,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-06 17:53:19,411 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 17:53:19,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,412 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-06 17:53:19,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:19,421 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,421 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:19,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,422 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:19,424 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:19,424 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:19,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-06 17:53:19,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,447 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-06 17:53:19,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:19,457 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,457 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:19,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,458 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:19,460 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:19,460 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:19,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-06 17:53:19,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,495 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-06 17:53:19,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:19,504 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,504 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:19,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,504 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:19,505 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:53:19,506 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:53:19,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-06 17:53:19,529 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,530 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-06 17:53:19,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:53:19,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,539 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:53:19,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:19,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,539 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:53:19,540 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:53:19,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:19,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-06 17:53:19,559 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 17:53:19,559 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,560 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-06 17:53:19,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:19,568 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,568 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:19,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,568 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 17:53:19,570 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 17:53:19,570 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 17:53:19,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-06 17:53:19,599 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,599 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-06 17:53:19,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:19,609 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,609 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:19,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,610 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 17:53:19,613 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 17:53:19,613 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 17:53:19,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-12-06 17:53:19,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,658 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-06 17:53:19,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:19,666 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,666 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:19,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,666 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 17:53:19,668 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 17:53:19,668 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 17:53:19,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-12-06 17:53:19,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:53:19,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:53:19,692 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:53:19,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-06 17:53:19,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 17:53:19,702 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:53:19,702 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:53:19,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:53:19,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:53:19,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:53:19,703 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 17:53:19,703 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 17:53:19,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:53:19,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:53:19,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-06 17:53:19,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 05:53:19 BoogieIcfgContainer [2021-12-06 17:53:19,726 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 17:53:19,727 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 17:53:19,727 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 17:53:19,727 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 17:53:19,727 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:53:15" (3/4) ... [2021-12-06 17:53:19,729 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 17:53:19,729 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 17:53:19,730 INFO L158 Benchmark]: Toolchain (without parser) took 4544.68ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 54.3MB in the beginning and 62.9MB in the end (delta: -8.7MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2021-12-06 17:53:19,730 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 88.1MB. Free memory was 58.5MB in the beginning and 58.5MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 17:53:19,731 INFO L158 Benchmark]: CACSL2BoogieTranslator took 153.97ms. Allocated memory is still 88.1MB. Free memory was 54.0MB in the beginning and 65.8MB in the end (delta: -11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 17:53:19,731 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.69ms. Allocated memory is still 88.1MB. Free memory was 65.8MB in the beginning and 64.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 17:53:19,731 INFO L158 Benchmark]: Boogie Preprocessor took 11.99ms. Allocated memory is still 88.1MB. Free memory was 64.5MB in the beginning and 63.7MB in the end (delta: 873.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 17:53:19,731 INFO L158 Benchmark]: RCFGBuilder took 174.33ms. Allocated memory is still 88.1MB. Free memory was 63.7MB in the beginning and 55.8MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 17:53:19,731 INFO L158 Benchmark]: BuchiAutomizer took 4176.03ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 55.8MB in the beginning and 62.9MB in the end (delta: -7.1MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2021-12-06 17:53:19,732 INFO L158 Benchmark]: Witness Printer took 2.48ms. Allocated memory is still 107.0MB. Free memory is still 62.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 17:53:19,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 88.1MB. Free memory was 58.5MB in the beginning and 58.5MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 153.97ms. Allocated memory is still 88.1MB. Free memory was 54.0MB in the beginning and 65.8MB in the end (delta: -11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.69ms. Allocated memory is still 88.1MB. Free memory was 65.8MB in the beginning and 64.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 11.99ms. Allocated memory is still 88.1MB. Free memory was 64.5MB in the beginning and 63.7MB in the end (delta: 873.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 174.33ms. Allocated memory is still 88.1MB. Free memory was 63.7MB in the beginning and 55.8MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 4176.03ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 55.8MB in the beginning and 62.9MB in the end (delta: -7.1MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * Witness Printer took 2.48ms. Allocated memory is still 107.0MB. Free memory is still 62.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 4.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital28 mio100 ax142 hnf92 lsp67 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq187 hnf91 smp100 dnf100 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 18ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~a~0#1, main_~b~0#1;havoc main_~a~0#1;havoc main_~b~0#1;main_~a~0#1 := 1;main_~b~0#1 := 2;" "assume !!(main_~a~0#1 + main_~b~0#1 < 5);main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~b~0#1 := main_~a~0#1 + main_~b~0#1;main_~a~0#1 := main_~b~0#1 - main_~a~0#1;" Loop: "assume !!(main_~a~0#1 + main_~b~0#1 < 5);main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~b~0#1 := main_~a~0#1 + main_~b~0#1;main_~a~0#1 := main_~b~0#1 - main_~a~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-06 17:53:19,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a171342d-1e89-4063-b5d4-fa35d35d5a6b/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_a171342d-1e89-4063-b5d4-fa35d35d5a6b/bin/uautomizer-DrprNOufMa/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN