./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/NO_24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD --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 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:29:41,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:29:41,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:29:41,828 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:29:41,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:29:41,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:29:41,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:29:41,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:29:41,837 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:29:41,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:29:41,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:29:41,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:29:41,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:29:41,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:29:41,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:29:41,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:29:41,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:29:41,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:29:41,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:29:41,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:29:41,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:29:41,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:29:41,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:29:41,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:29:41,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:29:41,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:29:41,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:29:41,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:29:41,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:29:41,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:29:41,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:29:41,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:29:41,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:29:41,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:29:41,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:29:41,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:29:41,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:29:41,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:29:41,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:29:41,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:29:41,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:29:41,885 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 23:29:41,932 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:29:41,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:29:41,933 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:29:41,933 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:29:41,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:29:41,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:29:41,935 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:29:41,935 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:29:41,935 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:29:41,935 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:29:41,936 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:29:41,936 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:29:41,936 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:29:41,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:29:41,941 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:29:41,942 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:29:41,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:29:41,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:29:41,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:29:41,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:29:41,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:29:41,943 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:29:41,943 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:29:41,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:29:41,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:29:41,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:29:41,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:29:41,946 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:29:41,947 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:29:41,948 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:29:41,948 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_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c60292dde23ab55828ef032d9fe2f87b2621bfa03c7b2d7ca1f8181db5f622f [2021-10-28 23:29:42,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:29:42,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:29:42,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:29:42,306 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:29:42,307 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:29:42,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/termination-restricted-15/NO_24.c [2021-10-28 23:29:42,379 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/data/9dd09e47b/66289152acee4efbb52b7597bc1b5b0d/FLAG71e1c99d4 [2021-10-28 23:29:42,878 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:29:42,879 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/sv-benchmarks/c/termination-restricted-15/NO_24.c [2021-10-28 23:29:42,887 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/data/9dd09e47b/66289152acee4efbb52b7597bc1b5b0d/FLAG71e1c99d4 [2021-10-28 23:29:43,237 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/data/9dd09e47b/66289152acee4efbb52b7597bc1b5b0d [2021-10-28 23:29:43,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:29:43,241 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:29:43,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:29:43,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:29:43,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:29:43,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:29:43" (1/1) ... [2021-10-28 23:29:43,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b371e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:43, skipping insertion in model container [2021-10-28 23:29:43,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:29:43" (1/1) ... [2021-10-28 23:29:43,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:29:43,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:29:43,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:29:43,459 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:29:43,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:29:43,519 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:29:43,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:43 WrapperNode [2021-10-28 23:29:43,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:29:43,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:29:43,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:29:43,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:29:43,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:43" (1/1) ... [2021-10-28 23:29:43,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:43" (1/1) ... [2021-10-28 23:29:43,561 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:29:43,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:29:43,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:29:43,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:29:43,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:43" (1/1) ... [2021-10-28 23:29:43,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:43" (1/1) ... [2021-10-28 23:29:43,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:43" (1/1) ... [2021-10-28 23:29:43,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:43" (1/1) ... [2021-10-28 23:29:43,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:43" (1/1) ... [2021-10-28 23:29:43,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:43" (1/1) ... [2021-10-28 23:29:43,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:43" (1/1) ... [2021-10-28 23:29:43,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:29:43,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:29:43,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:29:43,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:29:43,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:43" (1/1) ... [2021-10-28 23:29:43,598 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:43,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:43,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:43,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:29:43,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:29:43,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:29:43,891 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:29:43,891 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-28 23:29:43,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:29:43 BoogieIcfgContainer [2021-10-28 23:29:43,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:29:43,897 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:29:43,898 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:29:43,902 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:29:43,904 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:29:43,905 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:29:43" (1/3) ... [2021-10-28 23:29:43,908 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@615829bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:29:43, skipping insertion in model container [2021-10-28 23:29:43,909 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:29:43,909 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:43" (2/3) ... [2021-10-28 23:29:43,910 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@615829bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:29:43, skipping insertion in model container [2021-10-28 23:29:43,911 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:29:43,911 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:29:43" (3/3) ... [2021-10-28 23:29:43,913 INFO L389 chiAutomizerObserver]: Analyzing ICFG NO_24.c [2021-10-28 23:29:43,971 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:29:43,971 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:29:43,971 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:29:43,971 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:29:43,972 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:29:43,972 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:29:43,972 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:29:43,972 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:29:43,987 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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) [2021-10-28 23:29:44,009 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-28 23:29:44,010 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:29:44,010 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:29:44,017 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-28 23:29:44,017 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-28 23:29:44,017 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:29:44,018 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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) [2021-10-28 23:29:44,019 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-28 23:29:44,019 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:29:44,019 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:29:44,020 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-28 23:29:44,020 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-28 23:29:44,028 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2; 7#L11-2true [2021-10-28 23:29:44,028 INFO L793 eck$LassoCheckResult]: Loop: 7#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 7#L11-2true [2021-10-28 23:29:44,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:44,036 INFO L85 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2021-10-28 23:29:44,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:44,049 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586748616] [2021-10-28 23:29:44,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:44,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:29:44,135 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:29:44,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:29:44,157 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:29:44,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:44,161 INFO L85 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2021-10-28 23:29:44,161 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:44,162 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277923360] [2021-10-28 23:29:44,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:44,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:29:44,174 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:29:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:29:44,180 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:29:44,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:44,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2021-10-28 23:29:44,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:44,184 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624573811] [2021-10-28 23:29:44,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:44,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:29:44,197 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:29:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:29:44,205 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:29:44,323 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:29:44,324 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:29:44,324 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:29:44,324 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:29:44,324 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 23:29:44,324 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:44,325 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:29:44,325 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:29:44,325 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2021-10-28 23:29:44,325 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:29:44,325 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:29:44,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:44,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:44,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:44,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:44,534 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:29:44,535 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 23:29:44,537 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:44,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:44,540 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:44,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 23:29:44,549 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:29:44,549 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:29:44,584 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:29:44,585 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: [] [2021-10-28 23:29:44,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:44,626 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:44,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:44,628 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:44,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 23:29:44,636 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:29:44,636 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:29:44,652 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:29:44,652 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: [] [2021-10-28 23:29:44,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:44,675 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:44,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:44,676 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:44,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 23:29:44,678 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:29:44,679 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:29:44,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:44,737 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:44,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:44,739 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:44,773 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:29:44,773 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:29:44,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 23:29:44,902 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 23:29:44,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:44,906 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:29:44,906 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:29:44,906 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:29:44,906 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:29:44,906 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:29:44,906 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:44,906 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:29:44,907 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:29:44,907 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2021-10-28 23:29:44,907 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:29:44,907 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:29:44,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:44,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:44,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:44,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:44,998 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:29:45,002 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:29:45,004 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:45,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:45,006 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:45,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:45,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:45,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:45,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:45,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:29:45,031 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:29:45,031 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:29:45,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 23:29:45,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:45,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-10-28 23:29:45,065 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:45,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:45,071 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:45,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 23:29:45,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:45,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:45,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:45,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:45,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:29:45,088 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:29:45,088 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:29:45,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:45,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:45,161 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:45,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:45,164 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:45,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:45,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:45,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:45,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:45,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:45,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:29:45,184 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:29:45,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:45,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 23:29:45,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:45,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:45,237 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:45,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:45,239 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:45,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:45,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:45,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:45,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:45,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:29:45,262 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:29:45,262 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:29:45,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 23:29:45,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:45,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:45,318 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-28 23:29:45,319 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:45,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:45,319 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:45,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 23:29:45,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:45,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:45,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:45,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:45,334 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:45,342 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:29:45,342 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:29:45,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:45,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-10-28 23:29:45,408 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:45,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:45,409 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:45,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:45,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:45,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:45,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:45,425 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:45,430 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:29:45,430 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:29:45,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 23:29:45,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:45,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:45,494 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:45,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:45,495 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:45,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:45,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 23:29:45,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:45,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:45,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:45,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:45,513 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:45,513 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-28 23:29:45,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:45,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:45,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:45,536 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:45,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:45,537 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:45,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 23:29:45,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:45,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:45,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:45,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:45,551 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:45,558 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:29:45,559 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:29:45,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:45,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:45,638 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-28 23:29:45,638 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:45,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:45,639 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:45,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:45,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:45,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:45,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:45,660 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:45,670 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:45,670 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:45,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 23:29:45,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:45,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:45,737 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:45,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:45,745 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:45,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:45,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:45,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:45,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:45,766 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:45,776 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:45,776 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:45,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 23:29:45,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:45,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:45,837 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:45,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:45,840 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:45,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 23:29:45,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:45,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:45,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:45,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:45,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:45,871 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:45,872 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:29:45,872 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:45,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:45,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:45,902 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:45,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:45,903 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:45,913 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 [2021-10-28 23:29:45,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 23:29:45,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:45,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:45,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:45,923 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:45,934 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:45,934 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:45,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:45,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:45,998 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-28 23:29:45,998 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:45,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:46,000 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:46,012 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 [2021-10-28 23:29:46,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:46,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:46,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:46,022 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:46,028 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:29:46,028 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:29:46,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 23:29:46,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:46,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:46,081 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:46,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:46,082 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:46,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:46,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:46,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:46,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:46,102 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:46,119 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:29:46,119 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:29:46,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 23:29:46,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:46,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:46,168 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:46,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:46,169 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:46,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 23:29:46,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:46,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:46,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:46,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:46,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:46,183 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:46,187 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-28 23:29:46,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:46,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:46,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-10-28 23:29:46,226 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:46,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:46,228 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:46,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 23:29:46,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:46,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:46,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:46,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:46,238 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:46,251 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:29:46,252 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:29:46,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:46,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:46,313 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-28 23:29:46,313 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:46,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:46,314 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:46,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:46,331 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:46,332 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:46,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:46,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:46,332 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:46,335 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:29:46,336 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:29:46,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 23:29:46,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:46,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-10-28 23:29:46,365 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:46,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:46,369 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:46,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:46,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 23:29:46,381 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:46,381 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:46,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:46,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:46,381 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:46,390 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:29:46,390 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:29:46,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:46,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:46,457 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:46,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:46,458 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:46,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 23:29:46,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:46,469 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:46,470 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:46,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:46,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:46,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:46,470 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:46,471 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-28 23:29:46,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:46,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:46,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:46,502 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:46,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:46,503 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:46,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 23:29:46,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:46,514 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:46,514 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:46,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:46,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:46,514 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:46,521 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:29:46,521 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:29:46,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:46,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:46,570 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-28 23:29:46,570 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:46,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:46,571 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:46,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 23:29:46,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:46,581 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:46,581 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:29:46,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:46,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:46,581 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:46,589 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:46,590 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:46,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:46,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:46,653 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:46,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:46,654 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:46,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:46,671 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:46,672 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:29:46,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:46,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:46,672 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:46,676 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:46,676 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:46,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 23:29:46,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:46,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-10-28 23:29:46,729 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:46,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:46,730 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:46,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:46,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-28 23:29:46,741 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:46,741 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:29:46,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:46,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:46,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:46,741 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:46,743 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:29:46,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:46,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:46,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:46,792 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:46,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:46,793 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:46,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-28 23:29:46,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:46,805 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:46,805 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:29:46,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:46,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:46,806 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:46,815 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:46,815 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:46,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:46,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:46,887 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-28 23:29:46,887 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:46,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:46,888 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:46,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:46,908 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:46,908 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:46,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:46,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:46,908 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:46,913 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:29:46,914 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:29:46,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-28 23:29:46,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:46,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:46,975 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:46,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:46,977 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:46,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:46,990 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:46,990 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:46,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:46,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:46,990 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:46,995 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:29:46,996 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:29:46,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-28 23:29:47,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:47,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:47,056 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:47,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:47,057 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:47,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:47,070 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:47,070 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:47,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:47,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:47,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:47,071 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:47,072 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-28 23:29:47,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:47,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-28 23:29:47,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:47,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:47,127 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:47,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:47,128 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:47,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:47,143 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:47,143 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:47,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:47,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:47,143 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:47,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-28 23:29:47,159 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:29:47,159 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:29:47,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:47,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:47,230 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-28 23:29:47,230 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:47,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:47,232 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:47,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:47,248 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:47,248 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:47,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:47,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:47,249 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:47,252 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:47,252 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:47,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-28 23:29:47,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:47,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:47,289 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:47,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:47,291 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:47,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-28 23:29:47,293 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 [2021-10-28 23:29:47,301 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:47,301 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:47,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:47,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:47,301 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:47,304 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:47,304 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:47,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:47,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:47,331 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:47,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:47,333 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:47,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-28 23:29:47,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:47,343 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:47,343 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:47,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:47,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:47,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:47,344 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:47,345 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:29:47,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:47,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:47,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:47,369 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:47,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:47,373 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:47,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-28 23:29:47,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:47,386 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:47,387 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:47,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:47,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:47,387 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:47,398 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:47,398 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:47,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:47,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:47,457 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-28 23:29:47,457 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:47,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:47,459 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:47,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:47,484 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:47,484 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:47,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:47,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:47,484 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:29:47,490 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 23:29:47,490 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 23:29:47,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-28 23:29:47,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:47,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:47,562 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:47,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:47,563 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:47,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:47,580 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:47,580 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:47,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:47,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:47,580 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:29:47,586 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 23:29:47,586 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 23:29:47,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-28 23:29:47,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:47,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:47,658 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:47,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:47,661 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:47,669 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 [2021-10-28 23:29:47,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-28 23:29:47,681 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:47,681 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:47,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:47,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:47,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:47,682 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:29:47,683 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:29:47,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:47,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:47,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-10-28 23:29:47,708 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:47,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:47,709 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:47,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-28 23:29:47,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:47,719 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:47,719 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:47,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:47,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:47,720 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:29:47,736 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 23:29:47,736 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 23:29:47,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:47,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:47,822 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-10-28 23:29:47,822 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2; 7#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 7#L11-2true [2021-10-28 23:29:47,823 INFO L793 eck$LassoCheckResult]: Loop: 7#L11-2true assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0; 7#L11-2true [2021-10-28 23:29:47,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:47,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2021-10-28 23:29:47,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:47,824 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148701417] [2021-10-28 23:29:47,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:47,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:29:47,831 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:29:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:29:47,837 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:29:47,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:47,838 INFO L85 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2021-10-28 23:29:47,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:47,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546428447] [2021-10-28 23:29:47,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:47,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:29:47,844 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:29:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:29:47,852 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:29:47,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:47,855 INFO L85 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2021-10-28 23:29:47,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:47,855 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773128746] [2021-10-28 23:29:47,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:47,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:47,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:29:47,868 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:29:47,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:29:47,885 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:29:47,988 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:29:47,988 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:29:47,988 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:29:47,989 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:29:47,989 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 23:29:47,989 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:47,989 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:29:47,989 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:29:47,989 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2021-10-28 23:29:47,989 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:29:47,990 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:29:47,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:47,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:47,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:48,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:48,069 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:29:48,070 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 23:29:48,070 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:48,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:48,072 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:48,077 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:29:48,077 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:29:48,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-28 23:29:48,100 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:29:48,100 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: [] [2021-10-28 23:29:48,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:48,136 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:48,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:48,140 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:48,143 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:29:48,143 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:29:48,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-28 23:29:48,164 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:29:48,164 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 23:29:48,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:48,202 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:48,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:48,205 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:48,213 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:29:48,214 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:29:48,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-28 23:29:48,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:48,274 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:48,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:48,275 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:48,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-28 23:29:48,281 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:29:48,282 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:29:48,420 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 23:29:48,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-10-28 23:29:48,423 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:29:48,423 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:29:48,423 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:29:48,423 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:29:48,423 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:29:48,423 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:48,423 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:29:48,423 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:29:48,423 INFO L133 ssoRankerPreferences]: Filename of dumped script: NO_24.c_Iteration1_Lasso [2021-10-28 23:29:48,423 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:29:48,424 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:29:48,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:48,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:48,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:48,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:29:48,525 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:29:48,525 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:29:48,525 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:48,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:48,526 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:48,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:48,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:48,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:48,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:48,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:29:48,550 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:29:48,550 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:29:48,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-28 23:29:48,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:48,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:48,601 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:48,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:48,604 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:48,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-28 23:29:48,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:48,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:48,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:48,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:48,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:48,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:29:48,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:29:48,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:48,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:48,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-10-28 23:29:48,640 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:48,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:48,641 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:48,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-28 23:29:48,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:48,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:48,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:48,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:48,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:29:48,652 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:29:48,652 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:29:48,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:48,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-10-28 23:29:48,679 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:48,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:48,680 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:48,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-28 23:29:48,682 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 [2021-10-28 23:29:48,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:48,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:48,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:48,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:29:48,695 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:29:48,695 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:29:48,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:48,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-10-28 23:29:48,754 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-28 23:29:48,754 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:48,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:48,756 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:48,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:48,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-28 23:29:48,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:48,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:48,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:48,774 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:48,776 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:29:48,776 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:29:48,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:48,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:48,806 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:48,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:48,807 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:48,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-28 23:29:48,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:48,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:48,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:48,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:48,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:48,818 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:48,818 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-28 23:29:48,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:48,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:48,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-10-28 23:29:48,853 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:48,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:48,856 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:48,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-28 23:29:48,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:48,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:48,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:48,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:48,866 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:48,869 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:29:48,869 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:29:48,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:48,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:48,904 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:48,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:48,905 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:48,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-28 23:29:48,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:48,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:48,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:48,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:48,914 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:48,919 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:29:48,920 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:29:48,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:48,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-10-28 23:29:48,985 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-28 23:29:48,986 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:48,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:48,986 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:48,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-28 23:29:48,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:48,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:48,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:48,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:48,996 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:48,999 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:48,999 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:49,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:49,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:49,065 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:49,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:49,068 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:49,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:49,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:49,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:49,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:49,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:49,083 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:49,084 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:29:49,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:49,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-28 23:29:49,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:49,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:49,138 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:49,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:49,140 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:49,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-28 23:29:49,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:49,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:49,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:49,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:49,150 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:49,152 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:49,152 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:49,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:49,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-10-28 23:29:49,182 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:49,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:49,183 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:49,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-28 23:29:49,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:49,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:49,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:49,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:49,193 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:49,199 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:49,200 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:49,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:49,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:49,268 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-28 23:29:49,268 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:49,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:49,269 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:49,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:49,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:49,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:49,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:49,283 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:49,287 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:29:49,287 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:29:49,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-28 23:29:49,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:49,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:49,339 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:49,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:49,344 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:49,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:49,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:49,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:49,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:49,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:49,360 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:49,360 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-28 23:29:49,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:49,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-28 23:29:49,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:49,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:49,413 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:49,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:49,415 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:49,417 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 [2021-10-28 23:29:49,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:49,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:49,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:49,428 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:49,432 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:29:49,432 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:29:49,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-28 23:29:49,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:49,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:49,488 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:49,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:49,490 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:49,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:49,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-28 23:29:49,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:29:49,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:49,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:49,504 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:49,512 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:29:49,512 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:29:49,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:49,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:49,571 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-28 23:29:49,571 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:49,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:49,572 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:49,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:49,586 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:49,586 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:49,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:49,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:49,586 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:49,588 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:29:49,589 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:29:49,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-28 23:29:49,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:49,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:49,639 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:49,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:49,640 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:49,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:49,653 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:49,653 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:49,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:49,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:49,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:49,653 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:49,654 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-28 23:29:49,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:49,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-28 23:29:49,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:49,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:49,709 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:49,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:49,710 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:49,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:49,730 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:49,730 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:49,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:49,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:49,730 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:49,733 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:29:49,733 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:29:49,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-28 23:29:49,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:49,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:49,795 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:49,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:49,796 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:49,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:49,810 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:49,810 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:49,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:49,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:49,810 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-28 23:29:49,815 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-28 23:29:49,816 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-28 23:29:49,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-28 23:29:49,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:49,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:49,873 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-28 23:29:49,873 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:49,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:49,874 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:49,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:49,887 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:49,887 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:29:49,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:49,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:49,888 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:49,891 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:49,891 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:49,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-28 23:29:49,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:49,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:49,945 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:49,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:49,946 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:49,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:49,962 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:49,963 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:29:49,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:49,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:49,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:49,963 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:49,965 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:29:49,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:49,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-28 23:29:49,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:50,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:50,017 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:50,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:50,018 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:50,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:50,031 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:50,031 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:29:50,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:50,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:50,032 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:50,035 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:50,035 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:50,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-28 23:29:50,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:50,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-10-28 23:29:50,095 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:50,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:50,096 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:50,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-28 23:29:50,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:50,107 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:50,107 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-28 23:29:50,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:50,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:50,107 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:50,119 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:50,120 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:50,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:50,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-10-28 23:29:50,167 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-28 23:29:50,168 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:50,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:50,168 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:50,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-28 23:29:50,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:50,179 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:50,179 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:50,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:50,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:50,179 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:50,198 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:29:50,198 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:29:50,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:50,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-10-28 23:29:50,252 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:50,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:50,253 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:50,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-28 23:29:50,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:50,264 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:50,264 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:50,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:50,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:50,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:50,264 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:50,265 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-28 23:29:50,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:50,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:50,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:50,337 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:50,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:50,338 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:50,344 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 [2021-10-28 23:29:50,356 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:50,356 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:50,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:50,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:50,357 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:50,372 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:29:50,372 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:29:50,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-28 23:29:50,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:50,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:50,435 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:50,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:50,440 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:50,442 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 [2021-10-28 23:29:50,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-28 23:29:50,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:50,453 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:50,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:50,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:50,454 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-28 23:29:50,461 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-28 23:29:50,461 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-28 23:29:50,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:50,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:50,503 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-28 23:29:50,503 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:50,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:50,504 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:50,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-10-28 23:29:50,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:50,513 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:50,513 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:50,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:50,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:50,513 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:50,515 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:50,515 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:50,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:50,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:50,539 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:50,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:50,542 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:50,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-10-28 23:29:50,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:50,551 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:50,551 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:50,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:50,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:50,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:50,551 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:50,552 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:29:50,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:50,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:50,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:50,573 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:50,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:50,574 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:50,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-10-28 23:29:50,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:50,582 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:50,582 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:50,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:50,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:50,583 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:50,585 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:50,585 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:50,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:50,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-10-28 23:29:50,619 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:50,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:50,620 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:50,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-10-28 23:29:50,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:50,645 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:50,646 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-28 23:29:50,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:50,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:50,646 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-28 23:29:50,655 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-28 23:29:50,656 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-28 23:29:50,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:50,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:50,712 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-28 23:29:50,712 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:50,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:50,713 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:50,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:50,724 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:50,725 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:50,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:50,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:50,725 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:29:50,729 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 23:29:50,729 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 23:29:50,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-10-28 23:29:50,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:50,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:50,782 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:50,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:50,783 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:50,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:50,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:50,794 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:50,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:29:50,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:50,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:50,795 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:29:50,796 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:29:50,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:29:50,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-10-28 23:29:50,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:50,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:50,837 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:50,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:50,838 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:50,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-10-28 23:29:50,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:50,848 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:50,848 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:50,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:50,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:50,849 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:29:50,852 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 23:29:50,852 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 23:29:50,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:50,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:50,918 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:29:50,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:50,919 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:50,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:29:50,934 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-28 23:29:50,935 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-28 23:29:50,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:29:50,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:29:50,935 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-28 23:29:50,946 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-28 23:29:50,947 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-28 23:29:50,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-10-28 23:29:50,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:29:51,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-10-28 23:29:51,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:29:51 BoogieIcfgContainer [2021-10-28 23:29:51,020 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 23:29:51,021 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:29:51,021 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:29:51,021 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:29:51,022 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:29:43" (3/4) ... [2021-10-28 23:29:51,026 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:29:51,027 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:29:51,029 INFO L168 Benchmark]: Toolchain (without parser) took 7786.01 ms. Allocated memory was 121.6 MB in the beginning and 146.8 MB in the end (delta: 25.2 MB). Free memory was 78.9 MB in the beginning and 87.6 MB in the end (delta: -8.6 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:29:51,029 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 121.6 MB. Free memory was 95.3 MB in the beginning and 95.2 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:29:51,030 INFO L168 Benchmark]: CACSL2BoogieTranslator took 273.86 ms. Allocated memory is still 121.6 MB. Free memory was 78.7 MB in the beginning and 97.0 MB in the end (delta: -18.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:29:51,030 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.05 ms. Allocated memory is still 121.6 MB. Free memory was 97.0 MB in the beginning and 95.8 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:29:51,031 INFO L168 Benchmark]: Boogie Preprocessor took 23.03 ms. Allocated memory is still 121.6 MB. Free memory was 95.8 MB in the beginning and 95.0 MB in the end (delta: 779.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:29:51,032 INFO L168 Benchmark]: RCFGBuilder took 310.27 ms. Allocated memory is still 121.6 MB. Free memory was 94.9 MB in the beginning and 86.6 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:29:51,032 INFO L168 Benchmark]: BuchiAutomizer took 7123.18 ms. Allocated memory was 121.6 MB in the beginning and 146.8 MB in the end (delta: 25.2 MB). Free memory was 86.6 MB in the beginning and 87.6 MB in the end (delta: -956.8 kB). Peak memory consumption was 77.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:29:51,032 INFO L168 Benchmark]: Witness Printer took 5.61 ms. Allocated memory is still 146.8 MB. Free memory is still 87.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:29:51,037 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 121.6 MB. Free memory was 95.3 MB in the beginning and 95.2 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 273.86 ms. Allocated memory is still 121.6 MB. Free memory was 78.7 MB in the beginning and 97.0 MB in the end (delta: -18.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 39.05 ms. Allocated memory is still 121.6 MB. Free memory was 97.0 MB in the beginning and 95.8 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.03 ms. Allocated memory is still 121.6 MB. Free memory was 95.8 MB in the beginning and 95.0 MB in the end (delta: 779.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 310.27 ms. Allocated memory is still 121.6 MB. Free memory was 94.9 MB in the beginning and 86.6 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 7123.18 ms. Allocated memory was 121.6 MB in the beginning and 146.8 MB in the end (delta: 25.2 MB). Free memory was 86.6 MB in the beginning and 87.6 MB in the end (delta: -956.8 kB). Peak memory consumption was 77.0 MB. Max. memory is 16.1 GB. * Witness Printer took 5.61 ms. Allocated memory is still 146.8 MB. Free memory is still 87.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * 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 7.0s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.9s. 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: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital19 mio100 ax163 hnf100 lsp61 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq184 hnf88 smp100 dnf100 smp100 tf100 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 35ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 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: "havoc main_#res;havoc main_~a~0, main_~b~0;havoc main_~a~0;havoc main_~b~0;main_~a~0 := 1;main_~b~0 := 2;" "assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0;" Loop: "assume !!(main_~a~0 + main_~b~0 < 5);main_~a~0 := main_~a~0 - main_~b~0;main_~b~0 := main_~a~0 + main_~b~0;main_~a~0 := main_~b~0 - main_~a~0;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-10-28 23:29:51,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5157325b-903d-4cc1-b674-2dc724edc260/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...