./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/egcd-both-nt.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_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/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_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/egcd-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/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_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/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 8191111967e355faaa9e1f9b07a30261823b2d1609aae7d52c8a75e30cb27230 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:47:34,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:47:34,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:47:34,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:47:34,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:47:34,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:47:34,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:47:34,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:47:34,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:47:34,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:47:34,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:47:34,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:47:34,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:47:34,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:47:34,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:47:34,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:47:34,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:47:34,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:47:34,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:47:34,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:47:34,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:47:34,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:47:34,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:47:34,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:47:34,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:47:34,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:47:34,344 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:47:34,345 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:47:34,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:47:34,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:47:34,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:47:34,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:47:34,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:47:34,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:47:34,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:47:34,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:47:34,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:47:34,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:47:34,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:47:34,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:47:34,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:47:34,364 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-20 06:47:34,414 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:47:34,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:47:34,419 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:47:34,419 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:47:34,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:47:34,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:47:34,421 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:47:34,421 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 06:47:34,422 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 06:47:34,422 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 06:47:34,423 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 06:47:34,424 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 06:47:34,424 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 06:47:34,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:47:34,424 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:47:34,425 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:47:34,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:47:34,425 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:47:34,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:47:34,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 06:47:34,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 06:47:34,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 06:47:34,426 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:47:34,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:47:34,427 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 06:47:34,427 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:47:34,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 06:47:34,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:47:34,430 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:47:34,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:47:34,430 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:47:34,431 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:47:34,433 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 06:47:34,433 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_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8191111967e355faaa9e1f9b07a30261823b2d1609aae7d52c8a75e30cb27230 [2021-11-20 06:47:34,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:47:34,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:47:34,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:47:34,812 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:47:34,813 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:47:34,814 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/termination-nla/egcd-both-nt.c [2021-11-20 06:47:34,886 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/data/6eae46692/f50cfbaf6105478ca69b1163c81b7a28/FLAGa71e01b93 [2021-11-20 06:47:35,433 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:47:35,434 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/sv-benchmarks/c/termination-nla/egcd-both-nt.c [2021-11-20 06:47:35,442 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/data/6eae46692/f50cfbaf6105478ca69b1163c81b7a28/FLAGa71e01b93 [2021-11-20 06:47:35,787 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/data/6eae46692/f50cfbaf6105478ca69b1163c81b7a28 [2021-11-20 06:47:35,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:47:35,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:47:35,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:47:35,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:47:35,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:47:35,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:47:35" (1/1) ... [2021-11-20 06:47:35,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d3b60e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:47:35, skipping insertion in model container [2021-11-20 06:47:35,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:47:35" (1/1) ... [2021-11-20 06:47:35,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:47:35,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:47:36,051 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:47:36,056 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:47:36,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:47:36,089 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:47:36,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:47:36 WrapperNode [2021-11-20 06:47:36,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:47:36,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:47:36,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:47:36,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:47:36,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:47:36" (1/1) ... [2021-11-20 06:47:36,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:47:36" (1/1) ... [2021-11-20 06:47:36,127 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2021-11-20 06:47:36,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:47:36,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:47:36,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:47:36,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:47:36,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:47:36" (1/1) ... [2021-11-20 06:47:36,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:47:36" (1/1) ... [2021-11-20 06:47:36,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:47:36" (1/1) ... [2021-11-20 06:47:36,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:47:36" (1/1) ... [2021-11-20 06:47:36,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:47:36" (1/1) ... [2021-11-20 06:47:36,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:47:36" (1/1) ... [2021-11-20 06:47:36,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:47:36" (1/1) ... [2021-11-20 06:47:36,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:47:36,152 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:47:36,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:47:36,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:47:36,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:47:36" (1/1) ... [2021-11-20 06:47:36,163 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:36,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:36,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:36,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 06:47:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:47:36,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:47:36,333 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:47:36,335 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:47:36,481 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:47:36,491 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:47:36,491 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 06:47:36,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:47:36 BoogieIcfgContainer [2021-11-20 06:47:36,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:47:36,495 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 06:47:36,495 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 06:47:36,500 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 06:47:36,501 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:47:36,501 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 06:47:35" (1/3) ... [2021-11-20 06:47:36,503 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1dbce185 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:47:36, skipping insertion in model container [2021-11-20 06:47:36,504 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:47:36,504 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:47:36" (2/3) ... [2021-11-20 06:47:36,505 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1dbce185 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:47:36, skipping insertion in model container [2021-11-20 06:47:36,505 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:47:36,505 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:47:36" (3/3) ... [2021-11-20 06:47:36,508 INFO L388 chiAutomizerObserver]: Analyzing ICFG egcd-both-nt.c [2021-11-20 06:47:36,578 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 06:47:36,578 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 06:47:36,578 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 06:47:36,578 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 06:47:36,578 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 06:47:36,578 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 06:47:36,579 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 06:47:36,579 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 06:47:36,596 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:47:36,618 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 06:47:36,619 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:47:36,619 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:47:36,626 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-20 06:47:36,626 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 06:47:36,626 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 06:47:36,627 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:47:36,628 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 06:47:36,628 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:47:36,629 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:47:36,629 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-20 06:47:36,629 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 06:47:36,637 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 6#L25true assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1; 10#L38-2true [2021-11-20 06:47:36,638 INFO L793 eck$LassoCheckResult]: Loop: 10#L38-2true assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 8#L38true assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 10#L38-2true [2021-11-20 06:47:36,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:47:36,645 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2021-11-20 06:47:36,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:47:36,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195315167] [2021-11-20 06:47:36,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:47:36,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:47:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:47:36,747 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:47:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:47:36,775 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:47:36,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:47:36,779 INFO L85 PathProgramCache]: Analyzing trace with hash 1412, now seen corresponding path program 1 times [2021-11-20 06:47:36,779 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:47:36,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328563899] [2021-11-20 06:47:36,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:47:36,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:47:36,786 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:47:36,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [969730560] [2021-11-20 06:47:36,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:47:36,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:47:36,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:36,792 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:47:36,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 06:47:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:47:36,836 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:47:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:47:36,849 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:47:36,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:47:36,852 INFO L85 PathProgramCache]: Analyzing trace with hash 28693989, now seen corresponding path program 1 times [2021-11-20 06:47:36,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:47:36,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211413965] [2021-11-20 06:47:36,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:47:36,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:47:36,861 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:47:36,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1846146890] [2021-11-20 06:47:36,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:47:36,862 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:47:36,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:36,869 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:47:36,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 06:47:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:47:36,950 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:47:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:47:36,967 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:47:37,237 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:47:37,237 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:47:37,238 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:47:37,238 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:47:37,238 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:47:37,238 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:37,238 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:47:37,239 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:47:37,239 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration1_Lasso [2021-11-20 06:47:37,239 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:47:37,243 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:47:37,265 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 06:47:37,307 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 06:47:37,315 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 06:47:37,321 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 06:47:37,473 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:47:37,474 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:47:37,476 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:37,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:37,479 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:37,487 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:47:37,487 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:47:37,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 06:47:37,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:37,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:37,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:37,564 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:37,572 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:47:37,572 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:47:37,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 06:47:37,630 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:47:37,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-11-20 06:47:37,672 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:47:37,672 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:47:37,672 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:47:37,672 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:47:37,672 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:47:37,673 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:37,673 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:47:37,673 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:47:37,673 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration1_Lasso [2021-11-20 06:47:37,673 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:47:37,673 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:47:37,677 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 06:47:37,681 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 06:47:37,736 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 06:47:37,742 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 06:47:37,917 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:47:37,922 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:47:37,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:37,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:37,939 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:37,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 06:47:37,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:37,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:37,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:37,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:37,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:37,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:47:37,967 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:47:37,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:37,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:38,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:38,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:38,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:38,027 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:38,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:38,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:38,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:38,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:38,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:47:38,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 06:47:38,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:47:38,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:47:38,111 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 06:47:38,142 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2021-11-20 06:47:38,143 INFO L444 ModelExtractionUtils]: 20 out of 28 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-11-20 06:47:38,146 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:38,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:38,148 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:38,156 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 06:47:38,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 06:47:38,192 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 2. [2021-11-20 06:47:38,192 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 06:47:38,193 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~a~0#1) = 2*ULTIMATE.start_main_~a~0#1 + 1 Supporting invariants [1*ULTIMATE.start_main_~a~0#1 >= 0, 1*ULTIMATE.start_main_~b~0#1 - 1 >= 0] [2021-11-20 06:47:38,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:38,245 INFO L297 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2021-11-20 06:47:38,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:47:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:47:38,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 06:47:38,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:47:38,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:47:38,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-20 06:47:38,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:47:38,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:47:38,434 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-11-20 06:47:38,436 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:47:38,516 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 29 states and 36 transitions. Complement of second has 6 states. [2021-11-20 06:47:38,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 06:47:38,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:47:38,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2021-11-20 06:47:38,527 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 3 letters. Loop has 2 letters. [2021-11-20 06:47:38,528 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:47:38,528 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 5 letters. Loop has 2 letters. [2021-11-20 06:47:38,528 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:47:38,529 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 3 letters. Loop has 4 letters. [2021-11-20 06:47:38,529 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:47:38,530 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 36 transitions. [2021-11-20 06:47:38,534 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 06:47:38,539 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 9 states and 12 transitions. [2021-11-20 06:47:38,540 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2021-11-20 06:47:38,540 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2021-11-20 06:47:38,541 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 12 transitions. [2021-11-20 06:47:38,542 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:47:38,542 INFO L681 BuchiCegarLoop]: Abstraction has 9 states and 12 transitions. [2021-11-20 06:47:38,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 12 transitions. [2021-11-20 06:47:38,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2021-11-20 06:47:38,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:47:38,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 12 transitions. [2021-11-20 06:47:38,576 INFO L704 BuchiCegarLoop]: Abstraction has 9 states and 12 transitions. [2021-11-20 06:47:38,576 INFO L587 BuchiCegarLoop]: Abstraction has 9 states and 12 transitions. [2021-11-20 06:47:38,576 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-20 06:47:38,576 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 12 transitions. [2021-11-20 06:47:38,577 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 06:47:38,577 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:47:38,577 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:47:38,578 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-11-20 06:47:38,578 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 06:47:38,578 INFO L791 eck$LassoCheckResult]: Stem: 90#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 91#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 92#L25 assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1; 93#L38-2 assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 94#L38 assume !(main_~a~0#1 > main_~b~0#1);main_~b~0#1 := main_~b~0#1 - main_~a~0#1;main_~q~0#1 := main_~q~0#1 - main_~p~0#1;main_~s~0#1 := main_~s~0#1 - main_~r~0#1; 95#L38-2 [2021-11-20 06:47:38,579 INFO L793 eck$LassoCheckResult]: Loop: 95#L38-2 assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 98#L38 assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 95#L38-2 [2021-11-20 06:47:38,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:47:38,579 INFO L85 PathProgramCache]: Analyzing trace with hash 28693991, now seen corresponding path program 1 times [2021-11-20 06:47:38,580 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:47:38,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546333987] [2021-11-20 06:47:38,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:47:38,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:47:38,587 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:47:38,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1331121041] [2021-11-20 06:47:38,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:47:38,588 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:47:38,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:38,590 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:47:38,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-20 06:47:38,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:47:38,634 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:47:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:47:38,646 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:47:38,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:47:38,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1412, now seen corresponding path program 2 times [2021-11-20 06:47:38,648 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:47:38,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790689921] [2021-11-20 06:47:38,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:47:38,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:47:38,651 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:47:38,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [226919795] [2021-11-20 06:47:38,652 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 06:47:38,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:47:38,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:38,687 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:47:38,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-20 06:47:38,726 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-20 06:47:38,726 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:47:38,726 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:47:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:47:38,734 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:47:38,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:47:38,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1805122026, now seen corresponding path program 1 times [2021-11-20 06:47:38,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:47:38,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328346793] [2021-11-20 06:47:38,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:47:38,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:47:38,742 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:47:38,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2088788923] [2021-11-20 06:47:38,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:47:38,743 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:47:38,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:38,745 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:47:38,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-20 06:47:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:47:38,785 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:47:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:47:38,798 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:47:39,017 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:47:39,017 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:47:39,017 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:47:39,018 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:47:39,018 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:47:39,018 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:39,018 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:47:39,018 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:47:39,019 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration2_Lasso [2021-11-20 06:47:39,019 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:47:39,019 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:47:39,029 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 06:47:39,032 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 06:47:39,036 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 06:47:39,073 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 06:47:39,229 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:47:39,229 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:47:39,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:39,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:39,237 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:39,244 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:47:39,244 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:47:39,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-20 06:47:39,264 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:47:39,264 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 06:47:39,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:39,307 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:39,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:39,312 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:39,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-20 06:47:39,319 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:47:39,319 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:47:39,347 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:47:39,348 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 06:47:39,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:39,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:39,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:39,392 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:39,405 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:47:39,405 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:47:39,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-20 06:47:39,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:39,486 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:39,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:39,488 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:39,497 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:47:39,497 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:47:39,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-20 06:47:39,539 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:47:39,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:39,580 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:47:39,580 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:47:39,580 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:47:39,580 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:47:39,580 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:47:39,580 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:39,581 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:47:39,581 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:47:39,581 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration2_Lasso [2021-11-20 06:47:39,581 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:47:39,581 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:47:39,584 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 06:47:39,590 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 06:47:39,601 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 06:47:39,603 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 06:47:39,761 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:47:39,761 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:47:39,761 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:39,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:39,763 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:39,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-20 06:47:39,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:39,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:39,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:39,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:39,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:39,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:47:39,785 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:47:39,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:39,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:39,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:39,838 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:39,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:39,839 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:39,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:39,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:39,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:39,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:39,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:39,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:47:39,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:47:39,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:39,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-20 06:47:39,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:39,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:39,911 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:39,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:39,916 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:39,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:39,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:39,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:39,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:39,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:39,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:47:39,939 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:47:39,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:39,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-20 06:47:39,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:39,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:39,999 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:39,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:40,001 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:40,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:40,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-20 06:47:40,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:40,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:40,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:40,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:47:40,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:47:40,037 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:47:40,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:40,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:40,106 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:47:40,107 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:40,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:40,112 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:40,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:40,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:40,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:40,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:40,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:40,138 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:40,139 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:40,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:40,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-20 06:47:40,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:40,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:40,202 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:40,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:40,204 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:40,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:40,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:40,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:40,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:40,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:40,223 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:40,224 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:40,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:40,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-20 06:47:40,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:40,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:40,261 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:40,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:40,262 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:40,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-20 06:47:40,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:40,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:40,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:40,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:40,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:40,272 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:40,273 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:40,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:40,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:40,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:40,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:40,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:40,313 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:40,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-20 06:47:40,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:40,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:40,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:40,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:40,326 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:40,348 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:47:40,349 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:47:40,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:40,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:40,419 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:47:40,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:40,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:40,424 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:40,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:40,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:40,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:40,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:40,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:40,448 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:40,449 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:40,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:40,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-20 06:47:40,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:40,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:40,508 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:40,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:40,509 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:40,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:40,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:40,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:40,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:40,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:40,524 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:40,526 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:40,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:40,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-20 06:47:40,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:40,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:40,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:40,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:40,588 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:40,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:40,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:40,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:40,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:40,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:40,605 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:40,606 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:40,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:40,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-20 06:47:40,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:40,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:40,668 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:40,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:40,669 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:40,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-20 06:47:40,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:40,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:40,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:40,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:40,743 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:40,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:40,781 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:47:40,782 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:47:40,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:40,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-11-20 06:47:40,858 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:47:40,858 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:40,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:40,859 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:40,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:40,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-20 06:47:40,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:40,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:40,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:40,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:40,870 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:40,871 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:40,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:40,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:40,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-11-20 06:47:40,921 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:40,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:40,922 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:40,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-20 06:47:40,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:40,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:40,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:40,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:40,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:40,933 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:40,935 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:40,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:40,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:40,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:40,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:40,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:40,984 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:40,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-20 06:47:40,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:40,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:40,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:40,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:40,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:40,998 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:41,000 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:41,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:41,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:41,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:41,048 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:41,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:41,052 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:41,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:41,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:41,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:41,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:41,067 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:41,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-20 06:47:41,092 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:47:41,092 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:47:41,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:41,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:41,173 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:47:41,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:41,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:41,176 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:41,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:41,193 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:41,193 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:41,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:41,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:41,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:41,194 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:41,196 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:41,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:41,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-20 06:47:41,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:41,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:41,256 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:41,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:41,258 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:41,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:41,276 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:41,276 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:41,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:41,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:41,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:41,277 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:41,278 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:41,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:41,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-20 06:47:41,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:41,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:41,339 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:41,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:41,340 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:41,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:41,354 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:41,354 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:41,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:41,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:41,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:41,355 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:41,357 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:41,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:41,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-20 06:47:41,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:41,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:41,422 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:41,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:41,424 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:41,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:41,441 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:41,442 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:41,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:41,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:41,442 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:41,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-20 06:47:41,467 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:47:41,467 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:47:41,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:41,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:41,553 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:47:41,553 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:41,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:41,554 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:41,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:41,568 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:41,569 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:47:41,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:41,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:41,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:41,569 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:41,571 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:41,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:41,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-20 06:47:41,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:41,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:41,632 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:41,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:41,635 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:41,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:41,652 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:41,652 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:47:41,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:41,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:41,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:41,653 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:41,655 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:41,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:41,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-20 06:47:41,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:41,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:41,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:41,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:41,725 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:41,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:41,742 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:41,742 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:47:41,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:41,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:41,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:41,742 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:41,744 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:41,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:41,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-20 06:47:41,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:41,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:41,800 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:41,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:41,802 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:41,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:41,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-20 06:47:41,817 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:41,817 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:47:41,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:41,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:41,818 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:41,838 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:47:41,839 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:47:41,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:41,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:41,964 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:47:41,965 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:41,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:41,969 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:41,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-20 06:47:41,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:41,989 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:41,990 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:41,990 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:41,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:41,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:41,990 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:41,993 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:41,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:42,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:42,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:42,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:42,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:42,056 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:42,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:42,076 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:42,076 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:42,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:42,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:42,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:42,077 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:42,079 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:42,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:42,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-20 06:47:42,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:42,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:42,145 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:42,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:42,146 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:42,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:42,166 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:42,166 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:42,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:42,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:42,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:42,167 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:42,169 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:42,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:42,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-20 06:47:42,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:42,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:42,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:42,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:42,243 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:42,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:42,260 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:42,260 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:42,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:42,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:42,261 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:42,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-20 06:47:42,286 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:47:42,286 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:47:42,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:42,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:42,422 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:47:42,422 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:42,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:42,423 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:42,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:42,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-20 06:47:42,433 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:42,433 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:42,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:42,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:42,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:42,434 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:42,434 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:42,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:42,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:42,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:42,498 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:42,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:42,499 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:42,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-20 06:47:42,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:42,515 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:42,515 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:42,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:42,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:42,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:42,516 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:42,517 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:42,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:42,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:42,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:42,565 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:42,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:42,568 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:42,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:42,588 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:42,589 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:42,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:42,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:42,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:42,589 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:42,590 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:42,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:42,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-20 06:47:42,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:42,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-11-20 06:47:42,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:42,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:42,638 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:42,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-20 06:47:42,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:42,651 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:42,651 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:42,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:42,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:42,652 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:42,667 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:47:42,668 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:47:42,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:42,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:42,755 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:47:42,755 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:42,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:42,757 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:42,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:42,772 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:42,772 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:42,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:42,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:42,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:42,773 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:47:42,774 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:47:42,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:42,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-20 06:47:42,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:42,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:42,812 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:42,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:42,813 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:42,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-20 06:47:42,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:42,824 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:42,824 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:42,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:42,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:42,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:42,825 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:47:42,827 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:47:42,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:42,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:42,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-20 06:47:42,876 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:42,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:42,878 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:42,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:42,896 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:42,896 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:42,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:42,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:42,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:42,897 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:47:42,898 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:47:42,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:42,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-20 06:47:42,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:42,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:42,960 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:42,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:42,961 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:42,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:42,977 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:42,977 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:42,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:42,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:42,977 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:47:42,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-20 06:47:43,004 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:47:43,005 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:47:43,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:43,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:43,139 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-20 06:47:43,139 INFO L791 eck$LassoCheckResult]: Stem: 90#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 91#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 92#L25 assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1; 93#L38-2 assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 94#L38 assume !(main_~a~0#1 > main_~b~0#1);main_~b~0#1 := main_~b~0#1 - main_~a~0#1;main_~q~0#1 := main_~q~0#1 - main_~p~0#1;main_~s~0#1 := main_~s~0#1 - main_~r~0#1; 95#L38-2 assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 98#L38 assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 95#L38-2 [2021-11-20 06:47:43,139 INFO L793 eck$LassoCheckResult]: Loop: 95#L38-2 assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1); 98#L38 assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1; 95#L38-2 [2021-11-20 06:47:43,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:47:43,140 INFO L85 PathProgramCache]: Analyzing trace with hash 1805122026, now seen corresponding path program 2 times [2021-11-20 06:47:43,140 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:47:43,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104364372] [2021-11-20 06:47:43,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:47:43,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:47:43,146 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:47:43,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [539780469] [2021-11-20 06:47:43,147 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 06:47:43,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:47:43,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:43,148 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:47:43,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2021-11-20 06:47:43,189 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-20 06:47:43,189 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:47:43,190 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:47:43,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:47:43,229 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:47:43,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:47:43,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1412, now seen corresponding path program 3 times [2021-11-20 06:47:43,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:47:43,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945287684] [2021-11-20 06:47:43,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:47:43,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:47:43,233 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:47:43,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2040538814] [2021-11-20 06:47:43,233 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 06:47:43,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:47:43,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:43,235 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:47:43,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2021-11-20 06:47:43,267 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-20 06:47:43,267 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:47:43,268 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:47:43,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:47:43,274 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:47:43,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:47:43,275 INFO L85 PathProgramCache]: Analyzing trace with hash -444520147, now seen corresponding path program 3 times [2021-11-20 06:47:43,276 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:47:43,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999167598] [2021-11-20 06:47:43,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:47:43,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:47:43,281 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:47:43,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1615508072] [2021-11-20 06:47:43,281 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-20 06:47:43,282 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:47:43,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:43,289 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:47:43,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2021-11-20 06:47:43,334 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-20 06:47:43,335 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-20 06:47:43,335 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:47:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:47:43,348 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:47:43,589 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:47:43,589 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:47:43,589 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:47:43,590 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:47:43,590 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:47:43,590 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:43,590 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:47:43,590 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:47:43,590 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration2_Lasso [2021-11-20 06:47:43,590 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:47:43,590 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:47:43,593 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 06:47:43,631 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 06:47:43,634 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 06:47:43,636 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 06:47:43,799 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:47:43,799 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:47:43,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:43,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:43,801 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:43,803 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:47:43,803 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:47:43,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-20 06:47:43,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:43,876 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:43,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:43,880 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:43,884 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:47:43,884 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:47:43,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-20 06:47:43,927 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:47:43,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-11-20 06:47:43,959 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:47:43,959 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:47:43,959 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:47:43,959 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:47:43,959 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:47:43,959 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:43,960 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:47:43,960 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:47:43,960 INFO L133 ssoRankerPreferences]: Filename of dumped script: egcd-both-nt.c_Iteration2_Lasso [2021-11-20 06:47:43,960 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:47:43,960 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:47:43,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:47:43,999 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 06:47:44,001 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 06:47:44,004 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 06:47:44,155 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:47:44,155 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:47:44,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:44,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:44,156 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:44,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-20 06:47:44,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:44,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:44,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:44,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:44,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:47:44,180 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:47:44,181 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 06:47:44,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:44,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:44,240 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:44,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:44,241 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:44,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:44,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:44,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:44,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:44,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:44,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:47:44,258 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:47:44,258 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:44,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-20 06:47:44,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:44,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:44,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:44,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:44,314 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:44,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:44,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:44,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:44,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:44,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:44,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:47:44,331 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:47:44,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:44,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-20 06:47:44,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:44,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:44,382 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:44,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:44,384 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:44,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:44,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:44,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:44,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:44,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:44,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:47:44,398 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:47:44,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:44,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-20 06:47:44,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:44,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:44,434 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-20 06:47:44,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:44,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:44,435 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:44,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-20 06:47:44,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:44,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:44,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:44,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:44,447 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:44,466 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:47:44,466 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:47:44,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:44,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:44,540 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:44,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:44,541 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:44,544 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 06:47:44,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:44,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:44,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:44,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:44,555 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:44,555 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:44,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:44,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-20 06:47:44,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:44,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-11-20 06:47:44,590 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:44,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:44,591 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:44,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-20 06:47:44,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:44,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:44,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:44,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:44,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:44,600 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:44,600 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:44,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:44,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:44,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:44,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:44,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:44,624 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:44,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-20 06:47:44,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:44,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:44,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:44,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:44,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:44,632 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:44,633 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:44,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:44,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:44,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:44,664 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-20 06:47:44,664 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:44,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:44,664 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:44,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-20 06:47:44,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:44,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:44,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:44,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:44,674 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:44,699 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:47:44,699 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:47:44,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:44,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:44,762 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:44,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:44,763 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:44,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:44,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:44,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:44,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:44,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:44,779 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:44,780 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:44,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:44,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-20 06:47:44,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:44,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:44,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:44,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:44,833 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:44,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:44,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:44,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:44,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:44,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:44,846 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:44,847 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:44,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:44,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-20 06:47:44,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:44,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:44,901 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:44,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:44,903 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:44,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-20 06:47:44,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:44,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:44,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:44,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:44,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:44,914 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:44,914 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:44,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:44,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:44,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:44,938 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-20 06:47:44,938 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:44,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:44,939 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:44,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-20 06:47:44,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:44,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:44,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:44,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:44,951 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:44,977 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:47:44,977 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:47:45,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:45,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-11-20 06:47:45,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:45,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:45,052 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:45,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:45,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:45,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:45,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:45,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:45,071 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:45,072 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:45,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:45,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-20 06:47:45,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:45,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:45,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:45,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:45,109 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:45,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-20 06:47:45,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:45,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:45,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:45,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:45,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:45,118 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:45,121 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:45,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:45,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:45,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-11-20 06:47:45,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:45,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:45,159 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:45,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-20 06:47:45,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:45,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:47:45,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:45,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:45,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:45,170 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:45,171 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:45,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:45,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:45,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-11-20 06:47:45,195 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-20 06:47:45,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:45,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:45,207 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:45,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-20 06:47:45,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:45,217 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:45,218 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:45,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:45,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:45,218 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:45,235 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-20 06:47:45,235 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-20 06:47:45,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:45,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:45,322 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:45,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:45,324 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:45,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:45,342 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:45,342 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:45,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:45,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:45,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:45,342 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:45,343 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:45,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:45,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-20 06:47:45,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:45,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:45,420 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:45,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:45,421 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:45,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:45,433 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:45,433 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:45,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:45,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:45,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:45,434 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:45,435 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:45,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:45,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-20 06:47:45,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:45,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:45,484 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:45,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:45,485 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:45,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:45,498 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:45,498 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:45,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:45,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:45,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:45,498 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-20 06:47:45,499 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-20 06:47:45,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:45,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-20 06:47:45,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:45,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:45,548 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-20 06:47:45,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:45,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:45,549 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:45,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:45,563 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:45,563 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:47:45,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:45,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:45,563 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:45,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-20 06:47:45,577 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:47:45,577 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:47:45,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:45,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:45,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:45,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:45,674 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:45,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:45,693 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:45,693 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:47:45,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:45,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:45,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:45,694 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:45,695 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:45,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:45,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-20 06:47:45,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:45,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:45,743 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:45,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:45,744 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:45,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:45,758 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:45,758 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:47:45,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:45,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:45,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:45,758 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:45,759 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:45,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:45,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-20 06:47:45,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:45,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:45,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:45,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:45,808 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:45,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:45,819 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:45,820 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-20 06:47:45,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:45,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:45,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:45,820 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:45,821 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:45,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:45,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-20 06:47:45,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:45,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:45,868 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-20 06:47:45,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:45,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:45,869 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:45,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:45,883 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:45,883 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:45,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:45,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:45,883 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:45,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-20 06:47:45,902 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-20 06:47:45,903 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-20 06:47:46,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:46,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:46,042 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:46,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:46,043 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:46,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:46,056 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:46,056 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:46,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:46,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:46,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:46,057 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:46,058 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:46,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:46,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-20 06:47:46,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:46,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:46,120 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:46,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:46,121 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:46,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:46,139 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:46,140 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:46,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:46,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:46,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:46,140 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:46,142 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:46,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:46,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-20 06:47:46,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:46,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:46,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:46,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:46,198 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:46,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:46,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:46,212 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:46,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:46,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:46,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:46,213 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-20 06:47:46,214 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-20 06:47:46,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:46,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-20 06:47:46,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:46,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:46,268 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-20 06:47:46,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:46,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:46,269 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:46,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:46,283 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:46,284 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:46,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:46,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:46,284 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:46,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-20 06:47:46,299 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 06:47:46,299 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-20 06:47:46,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:46,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:46,381 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:46,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:46,382 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:46,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-20 06:47:46,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:46,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:46,405 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:46,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:46,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:46,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:46,405 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:46,406 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:46,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:46,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:46,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:46,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:46,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:46,460 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:46,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:46,474 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:46,474 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:46,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:46,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:46,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:46,474 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:46,475 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:46,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:46,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-20 06:47:46,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:46,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:46,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:46,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:46,532 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:46,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:46,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:46,546 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-20 06:47:46,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:46,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:46,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:46,546 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-20 06:47:46,547 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:47:46,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:46,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-20 06:47:46,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:46,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:46,600 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-20 06:47:46,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:46,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:46,601 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:46,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:46,618 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:46,618 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:46,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:46,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:46,619 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:47:46,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-20 06:47:46,638 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-20 06:47:46,639 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-20 06:47:46,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:46,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:46,739 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:46,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:46,741 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:46,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:46,754 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:46,754 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:46,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:46,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:46,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:46,754 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:47:46,756 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:47:46,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:46,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-20 06:47:46,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:46,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:46,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:46,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:46,806 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:46,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 06:47:46,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:46,821 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:46,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:46,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:46,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:46,821 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:47:46,823 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:47:46,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:46,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-20 06:47:46,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:46,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:46,876 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:47:46,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:47:46,877 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:47:46,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 06:47:46,890 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-20 06:47:46,891 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-20 06:47:46,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:47:46,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:47:46,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:47:46,891 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-20 06:47:46,892 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 06:47:46,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:47:46,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-20 06:47:46,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:47:46,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:46,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 06:47:46 BoogieIcfgContainer [2021-11-20 06:47:46,953 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 06:47:46,953 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:47:46,953 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:47:46,954 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:47:46,954 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:47:36" (3/4) ... [2021-11-20 06:47:46,959 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 06:47:46,959 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:47:46,960 INFO L158 Benchmark]: Toolchain (without parser) took 11168.58ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 83.4MB in the beginning and 67.8MB in the end (delta: 15.6MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2021-11-20 06:47:46,961 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 123.7MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:47:46,962 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.99ms. Allocated memory is still 123.7MB. Free memory was 83.3MB in the beginning and 98.8MB in the end (delta: -15.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 06:47:46,962 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.29ms. Allocated memory is still 123.7MB. Free memory was 98.8MB in the beginning and 97.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:47:46,963 INFO L158 Benchmark]: Boogie Preprocessor took 22.31ms. Allocated memory is still 123.7MB. Free memory was 97.2MB in the beginning and 96.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 06:47:46,963 INFO L158 Benchmark]: RCFGBuilder took 342.53ms. Allocated memory is still 123.7MB. Free memory was 96.1MB in the beginning and 87.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:47:46,964 INFO L158 Benchmark]: BuchiAutomizer took 10457.58ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 87.2MB in the beginning and 68.9MB in the end (delta: 18.3MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. [2021-11-20 06:47:46,964 INFO L158 Benchmark]: Witness Printer took 6.05ms. Allocated memory is still 148.9MB. Free memory was 68.9MB in the beginning and 67.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:47:46,968 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 123.7MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.99ms. Allocated memory is still 123.7MB. Free memory was 83.3MB in the beginning and 98.8MB in the end (delta: -15.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.29ms. Allocated memory is still 123.7MB. Free memory was 98.8MB in the beginning and 97.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.31ms. Allocated memory is still 123.7MB. Free memory was 97.2MB in the beginning and 96.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 342.53ms. Allocated memory is still 123.7MB. Free memory was 96.1MB in the beginning and 87.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 10457.58ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 87.2MB in the beginning and 68.9MB in the end (delta: 18.3MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. * Witness Printer took 6.05ms. Allocated memory is still 148.9MB. Free memory was 68.9MB in the beginning and 67.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function 1 + 2 * a and consists of 4 locations. The remainder module has 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 9.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 9 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 10 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital64 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq198 hnf91 smp98 dnf100 smp100 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 104ms VariablesStem: 8 VariablesLoop: 9 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~p~0#1, main_~q~0#1, main_~r~0#1, main_~s~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~p~0#1;havoc main_~q~0#1;havoc main_~r~0#1;havoc main_~s~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume main_~x~0#1 >= 1 && main_~y~0#1 >= 1;main_~a~0#1 := main_~x~0#1;main_~b~0#1 := main_~y~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;main_~r~0#1 := 0;main_~s~0#1 := 1;" "assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1);" "assume !(main_~a~0#1 > main_~b~0#1);main_~b~0#1 := main_~b~0#1 - main_~a~0#1;main_~q~0#1 := main_~q~0#1 - main_~p~0#1;main_~s~0#1 := main_~s~0#1 - main_~r~0#1;" "assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1);" "assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1;" Loop: "assume !!(main_~b~0#1 == main_~x~0#1 * main_~q~0#1 + main_~y~0#1 * main_~s~0#1);" "assume main_~a~0#1 > main_~b~0#1;main_~a~0#1 := main_~a~0#1 - main_~b~0#1;main_~p~0#1 := main_~p~0#1 - main_~q~0#1;main_~r~0#1 := main_~r~0#1 - main_~s~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-20 06:47:47,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:47,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Ended with exit code 0 [2021-11-20 06:47:47,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Forceful destruction successful, exit code 0 [2021-11-20 06:47:47,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-11-20 06:47:47,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-11-20 06:47:48,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-11-20 06:47:48,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-20 06:47:48,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-20 06:47:48,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/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_1453bbc6-4a0d-4b16-a5c6-0f27c9f3046d/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