./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/geo2-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/geo2-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ec2eda2dc7a6956aa78652e41437b6d2cb11429629868e5f504a2e981ed38b8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:18:35,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:18:35,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:18:35,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:18:35,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:18:35,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:18:35,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:18:35,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:18:35,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:18:35,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:18:35,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:18:35,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:18:35,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:18:35,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:18:35,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:18:35,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:18:35,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:18:35,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:18:35,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:18:35,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:18:35,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:18:35,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:18:35,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:18:35,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:18:35,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:18:35,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:18:35,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:18:35,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:18:35,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:18:35,346 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:18:35,346 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:18:35,348 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:18:35,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:18:35,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:18:35,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:18:35,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:18:35,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:18:35,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:18:35,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:18:35,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:18:35,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:18:35,362 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-20 06:18:35,403 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:18:35,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:18:35,414 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:18:35,415 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:18:35,416 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:18:35,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:18:35,416 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:18:35,417 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 06:18:35,417 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 06:18:35,417 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 06:18:35,417 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 06:18:35,418 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 06:18:35,418 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 06:18:35,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:18:35,419 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:18:35,419 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:18:35,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:18:35,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:18:35,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:18:35,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 06:18:35,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 06:18:35,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 06:18:35,420 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:18:35,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:18:35,421 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 06:18:35,421 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:18:35,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 06:18:35,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:18:35,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:18:35,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:18:35,423 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:18:35,424 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:18:35,425 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 06:18:35,426 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_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ec2eda2dc7a6956aa78652e41437b6d2cb11429629868e5f504a2e981ed38b8 [2021-11-20 06:18:35,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:18:35,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:18:35,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:18:35,817 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:18:35,820 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:18:35,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/termination-nla/geo2-both-t.c [2021-11-20 06:18:35,925 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/data/0aaa30a7c/14561e9a70634b90adcaf4ecf1a8d5d8/FLAG412c56520 [2021-11-20 06:18:36,377 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:18:36,378 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/sv-benchmarks/c/termination-nla/geo2-both-t.c [2021-11-20 06:18:36,385 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/data/0aaa30a7c/14561e9a70634b90adcaf4ecf1a8d5d8/FLAG412c56520 [2021-11-20 06:18:36,774 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/data/0aaa30a7c/14561e9a70634b90adcaf4ecf1a8d5d8 [2021-11-20 06:18:36,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:18:36,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:18:36,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:18:36,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:18:36,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:18:36,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:18:36" (1/1) ... [2021-11-20 06:18:36,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9c4079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:36, skipping insertion in model container [2021-11-20 06:18:36,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:18:36" (1/1) ... [2021-11-20 06:18:36,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:18:36,818 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:18:36,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:18:36,994 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:18:37,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:18:37,020 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:18:37,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:37 WrapperNode [2021-11-20 06:18:37,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:18:37,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:18:37,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:18:37,022 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:18:37,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:37" (1/1) ... [2021-11-20 06:18:37,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:37" (1/1) ... [2021-11-20 06:18:37,060 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2021-11-20 06:18:37,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:18:37,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:18:37,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:18:37,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:18:37,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:37" (1/1) ... [2021-11-20 06:18:37,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:37" (1/1) ... [2021-11-20 06:18:37,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:37" (1/1) ... [2021-11-20 06:18:37,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:37" (1/1) ... [2021-11-20 06:18:37,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:37" (1/1) ... [2021-11-20 06:18:37,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:37" (1/1) ... [2021-11-20 06:18:37,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:37" (1/1) ... [2021-11-20 06:18:37,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:18:37,083 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:18:37,083 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:18:37,083 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:18:37,085 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:37" (1/1) ... [2021-11-20 06:18:37,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:37,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:37,125 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:37,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 06:18:37,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:18:37,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:18:37,246 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:18:37,248 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:18:37,364 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:18:37,374 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:18:37,374 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 06:18:37,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:18:37 BoogieIcfgContainer [2021-11-20 06:18:37,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:18:37,381 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 06:18:37,381 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 06:18:37,385 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 06:18:37,386 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:18:37,388 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 06:18:36" (1/3) ... [2021-11-20 06:18:37,390 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6f5ec25c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:18:37, skipping insertion in model container [2021-11-20 06:18:37,391 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:18:37,391 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:18:37" (2/3) ... [2021-11-20 06:18:37,393 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6f5ec25c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:18:37, skipping insertion in model container [2021-11-20 06:18:37,393 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:18:37,393 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:18:37" (3/3) ... [2021-11-20 06:18:37,394 INFO L388 chiAutomizerObserver]: Analyzing ICFG geo2-both-t.c [2021-11-20 06:18:37,457 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 06:18:37,457 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 06:18:37,457 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 06:18:37,457 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 06:18:37,457 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 06:18:37,457 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 06:18:37,457 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 06:18:37,457 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 06:18:37,479 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:18:37,506 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 06:18:37,506 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:18:37,506 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:18:37,513 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 06:18:37,514 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 06:18:37,514 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 06:18:37,514 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:18:37,516 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 06:18:37,516 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:18:37,517 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:18:37,517 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 06:18:37,518 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 06:18:37,526 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~z~0#1, main_~k~0#1, main_~x~0#1, main_~y~0#1, main_~c~0#1;havoc main_~z~0#1;havoc main_~k~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~c~0#1;main_~z~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := 1;main_~y~0#1 := 1;main_~c~0#1 := 1; 7#L31-2true [2021-11-20 06:18:37,526 INFO L793 eck$LassoCheckResult]: Loop: 7#L31-2true assume !false; 5#L34true assume !!(1 + main_~x~0#1 * main_~z~0#1 - main_~x~0#1 - main_~z~0#1 * main_~y~0#1 + main_~c~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~x~0#1 := 1 + main_~x~0#1 * main_~z~0#1;main_~y~0#1 := main_~y~0#1 * main_~z~0#1; 7#L31-2true [2021-11-20 06:18:37,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:37,535 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-20 06:18:37,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:37,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127763647] [2021-11-20 06:18:37,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:37,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:37,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:37,646 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:18:37,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:37,697 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:18:37,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:37,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-11-20 06:18:37,701 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:37,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846320309] [2021-11-20 06:18:37,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:37,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:37,721 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:18:37,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1115840984] [2021-11-20 06:18:37,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:37,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:18:37,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:37,733 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:18:37,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 06:18:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:37,791 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:18:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:37,807 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:18:37,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:37,815 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-11-20 06:18:37,815 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:37,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750115138] [2021-11-20 06:18:37,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:37,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:37,822 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:18:37,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [537985108] [2021-11-20 06:18:37,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:37,835 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:18:37,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:37,863 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:18:37,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 06:18:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:37,963 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:18:37,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:37,974 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:18:38,139 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:38,140 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:38,140 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:38,140 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:38,141 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:18:38,141 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:38,142 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:38,142 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:38,142 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo2-both-t.c_Iteration1_Loop [2021-11-20 06:18:38,142 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:38,144 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:38,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:38,289 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:38,290 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:18:38,293 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:38,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:38,325 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:38,327 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:38,327 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:38,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 06:18:38,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:38,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:38,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:38,387 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:38,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 06:18:38,391 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:18:38,391 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:38,417 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:18:38,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:38,456 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:38,456 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:38,456 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:38,456 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:38,457 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:18:38,457 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:38,457 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:38,457 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:38,457 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo2-both-t.c_Iteration1_Loop [2021-11-20 06:18:38,457 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:38,457 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:38,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:38,549 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:38,553 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:18:38,554 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:38,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:38,567 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:38,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:38,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 06:18:38,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:38,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:38,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:38,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:38,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:38,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:38,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:38,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:38,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:38,667 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:18:38,668 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:38,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:38,669 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:38,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 06:18:38,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:38,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:38,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:38,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:38,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:38,680 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:38,684 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:38,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:38,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:38,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:38,748 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:18:38,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:38,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:38,756 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:38,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 06:18:38,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:38,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:38,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:38,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:38,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:38,767 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:38,773 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:38,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:38,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:38,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:38,809 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:18:38,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:38,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:38,810 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:38,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-20 06:18:38,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:38,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:38,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:38,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:38,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:38,825 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:38,833 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:38,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:38,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:38,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:38,881 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:18:38,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:38,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:38,887 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:38,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-20 06:18:38,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:38,897 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:38,897 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:38,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:38,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:38,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:38,898 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:38,905 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:38,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:38,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:38,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:38,966 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:18:38,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:38,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:38,967 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:38,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:39,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-20 06:18:39,016 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:39,016 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:18:39,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:39,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:39,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:39,017 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:39,026 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:39,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:39,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:39,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:39,084 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:18:39,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:39,085 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:39,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-20 06:18:39,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:39,100 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:39,100 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:39,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:39,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:39,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:39,101 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:39,117 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:39,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:39,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:39,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:39,180 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:18:39,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:39,181 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:39,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:39,198 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:39,199 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:39,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:39,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:39,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:39,199 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:39,204 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:39,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:39,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-20 06:18:39,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:39,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:39,266 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:18:39,266 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:39,276 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:39,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:39,294 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:39,295 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:39,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:39,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:39,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:39,296 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:18:39,308 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:18:39,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:39,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-20 06:18:39,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:39,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:39,404 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:39,404 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:39,404 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:39,405 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:39,405 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:18:39,405 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,405 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:39,405 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:39,405 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo2-both-t.c_Iteration1_Lasso [2021-11-20 06:18:39,405 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:39,406 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:39,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,537 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:39,537 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:18:39,537 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:39,538 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:39,548 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:39,548 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:39,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-20 06:18:39,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:39,624 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:39,625 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:39,633 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:18:39,633 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:39,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-20 06:18:39,671 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:18:39,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:39,709 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:39,709 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:39,709 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:39,709 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:39,709 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:18:39,709 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,709 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:39,709 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:39,710 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo2-both-t.c_Iteration1_Lasso [2021-11-20 06:18:39,710 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:39,710 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:39,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:39,809 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:39,809 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:18:39,810 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:39,812 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:39,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:39,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:39,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:39,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:39,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:39,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-20 06:18:39,838 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:18:39,839 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:18:39,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:39,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:39,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:39,897 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:39,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:39,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:39,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:39,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:39,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:39,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:39,913 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:39,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:39,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-20 06:18:39,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:39,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:39,968 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:39,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:39,969 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:39,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-20 06:18:39,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:39,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:39,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:39,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:39,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:39,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:39,986 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:39,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:40,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:40,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:40,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:40,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:40,045 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:40,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:40,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-20 06:18:40,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:40,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:40,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:40,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:40,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:40,069 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:40,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:40,081 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:40,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:40,119 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:18:40,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:40,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:40,124 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:40,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:40,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:40,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:40,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:40,140 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:40,148 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:18:40,151 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:18:40,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-20 06:18:40,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:40,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:40,224 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:40,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:40,225 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:40,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:40,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:40,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:40,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:40,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:40,252 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:40,253 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:40,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:40,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-20 06:18:40,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:40,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:40,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:40,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:40,314 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:40,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:40,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:40,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:40,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:40,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:40,326 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:40,327 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:40,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:40,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-20 06:18:40,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:40,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:40,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:40,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:40,378 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:40,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:40,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:40,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:40,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:40,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:40,390 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:40,390 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:40,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:40,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-20 06:18:40,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:40,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-11-20 06:18:40,432 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:18:40,432 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:40,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:40,433 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:40,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-20 06:18:40,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:40,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:40,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:40,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:40,443 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:40,455 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:18:40,455 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:18:40,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:40,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:40,520 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:40,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:40,521 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:40,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:40,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:40,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:40,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:40,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:40,550 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:40,551 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:40,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:40,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-20 06:18:40,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:40,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:40,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:40,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:40,601 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:40,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:40,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:40,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:40,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:40,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:40,620 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:40,621 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:40,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:40,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-20 06:18:40,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:40,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:40,676 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:40,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:40,677 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:40,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:40,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:40,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:40,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:40,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:40,690 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:40,690 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:40,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:40,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-20 06:18:40,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:40,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:40,743 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:18:40,743 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:40,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:40,744 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:40,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:40,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:40,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:40,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:40,757 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:40,769 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:18:40,770 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:18:40,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-20 06:18:40,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:40,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:40,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:40,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:40,849 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:40,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:40,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:40,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:40,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:40,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:40,863 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:40,864 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:40,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:40,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-20 06:18:40,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:40,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:40,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:40,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:40,926 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:40,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:40,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:40,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:40,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:40,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:40,939 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:40,940 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:40,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:40,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-20 06:18:40,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:40,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:40,989 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:40,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:40,990 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:40,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:41,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:41,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:41,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:41,003 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:41,014 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:41,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:41,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-20 06:18:41,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,063 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:18:41,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,065 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:41,081 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:41,081 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:41,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:41,082 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:41,090 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:18:41,091 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:18:41,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-20 06:18:41,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,156 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,157 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:41,169 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:41,169 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:41,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:41,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:41,170 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:41,171 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:41,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:41,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-20 06:18:41,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,228 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,229 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:41,240 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:41,241 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:41,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:41,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:41,241 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:41,242 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:41,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:41,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-20 06:18:41,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,288 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,289 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:41,301 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:41,301 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:41,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:41,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:41,301 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:41,302 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:41,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:41,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-20 06:18:41,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,351 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:18:41,351 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,356 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:41,368 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:41,368 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:18:41,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:41,368 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:41,378 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:18:41,378 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:18:41,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-20 06:18:41,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,452 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:41,466 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:41,466 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:18:41,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:41,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:41,466 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:41,468 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:41,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:41,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-20 06:18:41,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,524 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:41,538 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:41,538 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:18:41,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:41,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:41,539 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:41,540 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:41,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:41,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-20 06:18:41,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,608 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:41,623 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:41,623 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:18:41,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:41,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:41,624 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:41,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-20 06:18:41,625 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:41,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:41,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,658 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:18:41,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,659 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-20 06:18:41,661 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 [2021-11-20 06:18:41,670 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:41,670 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:41,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:41,671 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:41,684 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:18:41,685 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:18:41,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,771 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:41,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-20 06:18:41,782 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:41,782 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:41,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:41,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:41,782 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:41,784 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:41,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:41,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,834 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:41,847 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:41,847 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:41,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:41,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:41,847 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:41,849 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:41,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:41,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-20 06:18:41,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,901 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,904 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:41,915 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:41,915 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:41,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:41,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:41,916 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:41,917 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:41,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:41,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-20 06:18:41,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:41,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:41,967 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:18:41,967 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:41,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:41,968 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:41,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:41,986 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:41,986 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:41,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:41,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:41,986 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:41,996 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:18:41,997 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:18:42,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-20 06:18:42,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:42,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:42,058 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:42,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:42,059 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:42,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:42,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-20 06:18:42,074 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:42,075 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:42,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:42,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:42,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:42,075 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:42,076 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:42,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:42,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:42,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:42,129 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:42,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:42,132 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:42,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:42,145 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:42,146 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:42,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:42,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:42,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:42,146 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:42,147 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:42,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:42,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-20 06:18:42,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:42,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-20 06:18:42,189 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:42,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:42,189 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:42,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-20 06:18:42,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:42,199 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:42,199 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:42,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:42,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:42,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:42,199 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:42,200 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:42,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:42,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:42,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:42,237 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:18:42,237 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:42,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:42,238 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:42,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-20 06:18:42,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:42,248 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:42,248 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:42,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:42,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:42,248 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:18:42,261 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:18:42,261 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:18:42,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:42,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:42,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:42,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:42,337 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:42,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:42,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-20 06:18:42,349 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:42,349 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:42,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:42,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:42,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:42,350 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:18:42,351 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:18:42,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:42,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:42,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-11-20 06:18:42,394 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:42,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:42,396 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:42,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-20 06:18:42,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:42,417 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:42,417 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:42,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:42,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:42,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:42,418 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:18:42,421 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:18:42,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:42,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:42,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:42,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:42,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:42,488 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:42,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:42,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-20 06:18:42,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:42,498 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:42,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:42,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:42,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:42,498 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:18:42,500 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:18:42,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:42,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:42,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:42,555 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-20 06:18:42,555 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~z~0#1, main_~k~0#1, main_~x~0#1, main_~y~0#1, main_~c~0#1;havoc main_~z~0#1;havoc main_~k~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~c~0#1;main_~z~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := 1;main_~y~0#1 := 1;main_~c~0#1 := 1; 7#L31-2true assume !false; 5#L34true assume !!(1 + main_~x~0#1 * main_~z~0#1 - main_~x~0#1 - main_~z~0#1 * main_~y~0#1 + main_~c~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~x~0#1 := 1 + main_~x~0#1 * main_~z~0#1;main_~y~0#1 := main_~y~0#1 * main_~z~0#1; 7#L31-2true [2021-11-20 06:18:42,555 INFO L793 eck$LassoCheckResult]: Loop: 7#L31-2true assume !false; 5#L34true assume !!(1 + main_~x~0#1 * main_~z~0#1 - main_~x~0#1 - main_~z~0#1 * main_~y~0#1 + main_~c~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~x~0#1 := 1 + main_~x~0#1 * main_~z~0#1;main_~y~0#1 := main_~y~0#1 * main_~z~0#1; 7#L31-2true [2021-11-20 06:18:42,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:42,556 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-11-20 06:18:42,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:42,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704169371] [2021-11-20 06:18:42,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:42,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:42,561 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:18:42,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2141136687] [2021-11-20 06:18:42,561 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 06:18:42,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:18:42,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:42,563 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:18:42,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2021-11-20 06:18:42,589 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 06:18:42,590 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:18:42,590 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:18:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:42,597 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:18:42,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:42,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-11-20 06:18:42,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:42,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811762286] [2021-11-20 06:18:42,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:42,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:42,601 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:18:42,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2071143288] [2021-11-20 06:18:42,602 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 06:18:42,602 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:18:42,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:42,623 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:18:42,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2021-11-20 06:18:42,660 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 06:18:42,660 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:18:42,661 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:18:42,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:42,671 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:18:42,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:18:42,672 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-11-20 06:18:42,672 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:18:42,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265826254] [2021-11-20 06:18:42,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:18:42,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:18:42,676 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:18:42,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2064087279] [2021-11-20 06:18:42,677 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 06:18:42,677 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:18:42,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:42,679 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:18:42,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2021-11-20 06:18:42,715 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-20 06:18:42,715 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:18:42,715 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:18:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:18:42,725 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:18:42,768 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:42,768 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:42,768 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:42,769 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:42,769 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:18:42,769 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:42,769 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:42,769 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:42,769 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo2-both-t.c_Iteration1_Loop [2021-11-20 06:18:42,769 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:42,770 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:42,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:42,821 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:42,821 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:18:42,822 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:42,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:42,823 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:42,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-20 06:18:42,824 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:42,824 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:42,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-11-20 06:18:42,855 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:42,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:42,856 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:42,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-20 06:18:42,858 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:18:42,858 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:42,869 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:18:42,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-11-20 06:18:42,890 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:42,890 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:42,890 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:42,890 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:42,890 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:18:42,890 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:42,890 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:42,890 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:42,890 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo2-both-t.c_Iteration1_Loop [2021-11-20 06:18:42,890 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:42,890 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:42,891 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:42,944 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:42,945 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:18:42,945 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:42,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:42,946 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:42,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:42,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:42,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:42,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:42,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:42,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:42,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:42,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:42,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-20 06:18:42,980 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:43,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:43,014 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:18:43,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,016 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:43,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:43,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:43,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:43,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:43,028 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:43,030 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:43,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:43,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-20 06:18:43,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:43,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:43,084 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:18:43,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,085 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:43,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:43,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:43,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:43,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:43,098 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:43,102 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:43,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:43,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-20 06:18:43,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:43,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:43,147 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:18:43,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,148 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:43,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:43,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:43,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:43,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:43,168 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:43,170 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:43,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:43,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-20 06:18:43,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:43,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:43,205 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:18:43,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,206 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:43,236 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:43,236 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:43,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:43,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:43,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:43,237 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:43,239 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:43,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:43,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-20 06:18:43,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:43,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:43,296 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:18:43,296 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,297 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:43,313 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:43,313 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:18:43,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:43,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:43,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:43,314 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:43,318 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:43,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:43,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-20 06:18:43,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:43,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-20 06:18:43,372 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:18:43,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,373 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-20 06:18:43,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:43,383 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:43,384 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:43,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:43,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:43,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:43,384 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:43,388 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:43,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:43,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:43,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:43,440 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:18:43,440 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,441 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-20 06:18:43,442 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 [2021-11-20 06:18:43,450 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:43,450 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:43,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:43,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:43,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:43,451 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:43,453 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:43,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:43,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:43,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-11-20 06:18:43,483 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:18:43,483 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,484 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-20 06:18:43,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:43,502 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:43,502 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:43,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:43,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:43,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:43,502 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:18:43,506 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:18:43,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:43,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:43,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:43,643 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:43,643 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:43,643 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:43,643 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:43,643 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:18:43,644 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,644 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:43,644 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:43,644 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo2-both-t.c_Iteration1_Lasso [2021-11-20 06:18:43,644 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:43,644 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:43,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:43,737 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:43,737 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:18:43,737 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,741 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,743 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:43,743 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:43,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-20 06:18:43,765 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:43,765 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:43,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:43,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,805 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,807 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:43,807 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:43,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-20 06:18:43,827 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:43,827 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:43,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:43,853 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,854 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-20 06:18:43,855 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:43,855 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:43,863 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:18:43,863 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:18:43,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:43,884 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,885 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-20 06:18:43,887 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:18:43,887 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:43,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-11-20 06:18:43,926 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:43,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:43,926 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:43,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-20 06:18:43,927 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:18:43,927 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:18:43,965 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:18:44,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:44,000 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:18:44,000 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:18:44,000 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:18:44,000 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:18:44,000 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:18:44,000 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,000 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:18:44,000 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:18:44,001 INFO L133 ssoRankerPreferences]: Filename of dumped script: geo2-both-t.c_Iteration1_Lasso [2021-11-20 06:18:44,001 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:18:44,001 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:18:44,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:44,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:44,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:44,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:18:44,101 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:18:44,101 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:18:44,101 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,102 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-20 06:18:44,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:44,114 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:44,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-11-20 06:18:44,136 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,137 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-20 06:18:44,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:44,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:44,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:44,216 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,217 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:44,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:18:44,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-20 06:18:44,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:44,282 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,283 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:18:44,303 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:18:44,303 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:18:44,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-20 06:18:44,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-11-20 06:18:44,342 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:18:44,343 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,343 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-20 06:18:44,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,353 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:44,353 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:44,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:44,376 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,377 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-20 06:18:44,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,388 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:44,388 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:44,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-11-20 06:18:44,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,411 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-20 06:18:44,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,420 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:44,421 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:44,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-11-20 06:18:44,443 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,444 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-20 06:18:44,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,456 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:44,462 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:18:44,462 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:18:44,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:44,520 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:18:44,520 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,524 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,538 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:44,539 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:44,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-20 06:18:44,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:44,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,588 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,600 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:44,601 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:44,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-20 06:18:44,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-11-20 06:18:44,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,635 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-20 06:18:44,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,645 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:44,650 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:44,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-11-20 06:18:44,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,674 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-20 06:18:44,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,684 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:44,694 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:18:44,694 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:18:44,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:44,747 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:18:44,747 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,748 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-20 06:18:44,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,757 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:44,758 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:44,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-11-20 06:18:44,780 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,781 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-20 06:18:44,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,792 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:44,792 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:44,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-11-20 06:18:44,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,816 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-20 06:18:44,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,826 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:44,826 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:44,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-11-20 06:18:44,847 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,848 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-20 06:18:44,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:18:44,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,860 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:44,870 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:18:44,871 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:18:44,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-11-20 06:18:44,907 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:18:44,907 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,908 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-20 06:18:44,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,918 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:44,918 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:44,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,919 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:44,919 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:44,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:44,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,941 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-20 06:18:44,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:44,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:44,950 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:44,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:44,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:44,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:44,950 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:44,951 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:44,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:44,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:44,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-11-20 06:18:44,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:44,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:44,993 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:44,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-20 06:18:44,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,001 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,002 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:45,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:45,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,002 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:45,003 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:18:45,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:45,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-11-20 06:18:45,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,031 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-20 06:18:45,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,041 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,041 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:45,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,041 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:18:45,051 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:18:45,051 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:18:45,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:45,085 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:18:45,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,086 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-20 06:18:45,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,097 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,097 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:18:45,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:45,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,097 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:45,098 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:45,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:45,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-11-20 06:18:45,122 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,123 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-20 06:18:45,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,133 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:18:45,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:45,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,133 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:45,134 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:45,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:45,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-11-20 06:18:45,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,178 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-20 06:18:45,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,188 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,188 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:18:45,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:45,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,188 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:45,189 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:45,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:45,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2021-11-20 06:18:45,224 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,225 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-20 06:18:45,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,235 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,235 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:18:45,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,236 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:45,249 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:18:45,249 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:18:45,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-11-20 06:18:45,296 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:18:45,296 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,297 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-20 06:18:45,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,306 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,306 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:45,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:45,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,307 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:45,308 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:45,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:45,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:45,333 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,333 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-20 06:18:45,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,344 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,344 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:45,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:45,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,345 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:45,346 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:45,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:45,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:45,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,376 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-20 06:18:45,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,385 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,385 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:45,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:45,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,386 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:45,387 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:18:45,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:45,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-11-20 06:18:45,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,430 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-20 06:18:45,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,444 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,444 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:45,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,444 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:18:45,453 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:18:45,454 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:18:45,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:45,536 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:18:45,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,537 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,553 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,553 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:45,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:45,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,553 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:45,554 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:45,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:45,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-20 06:18:45,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:45,602 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,603 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,615 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,615 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:45,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:45,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,616 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:45,616 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:45,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:45,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-20 06:18:45,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:45,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,664 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-20 06:18:45,677 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,677 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:45,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:45,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,678 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:45,678 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:18:45,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:45,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:45,700 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,701 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-20 06:18:45,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,710 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,710 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:18:45,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,710 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:18:45,721 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:18:45,721 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:18:45,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:45,774 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:18:45,775 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,776 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,788 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,788 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:45,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:45,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,788 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:18:45,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:18:45,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:45,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-20 06:18:45,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:45,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,840 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,841 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 [2021-11-20 06:18:45,852 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,852 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:45,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:45,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,852 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:18:45,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:18:45,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:45,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-11-20 06:18:45,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:45,899 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,900 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,914 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,914 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:45,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:18:45,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,915 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:18:45,916 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:18:45,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:18:45,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-11-20 06:18:45,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:45,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:45,962 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:18:45,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:18:45,964 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:18:45,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:18:45,976 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:18:45,976 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:18:45,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:18:45,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:18:45,977 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:18:46,008 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:18:46,008 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:18:46,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-11-20 06:18:46,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:18:46,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:46,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 06:18:46 BoogieIcfgContainer [2021-11-20 06:18:46,092 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 06:18:46,094 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:18:46,094 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:18:46,095 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:18:46,095 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:18:37" (3/4) ... [2021-11-20 06:18:46,098 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 06:18:46,099 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:18:46,100 INFO L158 Benchmark]: Toolchain (without parser) took 9320.84ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 72.9MB in the beginning and 95.7MB in the end (delta: -22.8MB). Peak memory consumption was 843.3kB. Max. memory is 16.1GB. [2021-11-20 06:18:46,101 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 77.6MB. Free memory was 52.0MB in the beginning and 51.9MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:18:46,102 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.96ms. Allocated memory is still 107.0MB. Free memory was 72.9MB in the beginning and 85.3MB in the end (delta: -12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:18:46,102 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.21ms. Allocated memory is still 107.0MB. Free memory was 85.3MB in the beginning and 84.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:18:46,105 INFO L158 Benchmark]: Boogie Preprocessor took 20.17ms. Allocated memory is still 107.0MB. Free memory was 84.1MB in the beginning and 83.2MB in the end (delta: 873.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 06:18:46,106 INFO L158 Benchmark]: RCFGBuilder took 294.68ms. Allocated memory is still 107.0MB. Free memory was 83.2MB in the beginning and 74.7MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:18:46,106 INFO L158 Benchmark]: BuchiAutomizer took 8711.33ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 74.7MB in the beginning and 95.7MB in the end (delta: -21.0MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. [2021-11-20 06:18:46,106 INFO L158 Benchmark]: Witness Printer took 4.60ms. Allocated memory is still 130.0MB. Free memory is still 95.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:18:46,109 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 77.6MB. Free memory was 52.0MB in the beginning and 51.9MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 240.96ms. Allocated memory is still 107.0MB. Free memory was 72.9MB in the beginning and 85.3MB in the end (delta: -12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.21ms. Allocated memory is still 107.0MB. Free memory was 85.3MB in the beginning and 84.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.17ms. Allocated memory is still 107.0MB. Free memory was 84.1MB in the beginning and 83.2MB in the end (delta: 873.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 294.68ms. Allocated memory is still 107.0MB. Free memory was 83.2MB in the beginning and 74.7MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 8711.33ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 74.7MB in the beginning and 95.7MB in the end (delta: -21.0MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. * Witness Printer took 4.60ms. Allocated memory is still 130.0MB. Free memory is still 95.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 8.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital41 mio100 ax100 hnf98 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq166 hnf93 smp100 dnf100 smp100 tf102 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 89ms VariablesStem: 5 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~z~0#1, main_~k~0#1, main_~x~0#1, main_~y~0#1, main_~c~0#1;havoc main_~z~0#1;havoc main_~k~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~c~0#1;main_~z~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := 1;main_~y~0#1 := 1;main_~c~0#1 := 1;" "assume !false;" "assume !!(1 + main_~x~0#1 * main_~z~0#1 - main_~x~0#1 - main_~z~0#1 * main_~y~0#1 + main_~c~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~x~0#1 := 1 + main_~x~0#1 * main_~z~0#1;main_~y~0#1 := main_~y~0#1 * main_~z~0#1;" Loop: "assume !false;" "assume !!(1 + main_~x~0#1 * main_~z~0#1 - main_~x~0#1 - main_~z~0#1 * main_~y~0#1 + main_~c~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~x~0#1 := 1 + main_~x~0#1 * main_~z~0#1;main_~y~0#1 := main_~y~0#1 * main_~z~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-20 06:18:46,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:46,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Ended with exit code 0 [2021-11-20 06:18:46,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Ended with exit code 0 [2021-11-20 06:18:46,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-20 06:18:46,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-20 06:18:47,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d2ed68-fab3-491f-9833-f0cba3762d80/bin/uautomizer-DQz5hQGWxF/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN