./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive/recHanoi02-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/recHanoi02-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt --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 47fcb479d933beca049827d7d80a7b2ad5309684 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:44:01,244 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:44:01,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:44:01,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:44:01,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:44:01,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:44:01,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:44:01,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:44:01,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:44:01,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:44:01,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:44:01,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:44:01,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:44:01,307 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:44:01,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:44:01,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:44:01,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:44:01,315 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:44:01,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:44:01,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:44:01,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:44:01,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:44:01,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:44:01,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:44:01,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:44:01,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:44:01,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:44:01,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:44:01,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:44:01,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:44:01,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:44:01,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:44:01,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:44:01,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:44:01,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:44:01,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:44:01,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:44:01,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:44:01,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:44:01,352 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:44:01,353 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:44:01,355 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-13 00:44:01,413 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:44:01,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:44:01,422 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:44:01,422 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:44:01,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:44:01,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:44:01,425 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:44:01,425 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 00:44:01,425 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 00:44:01,426 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 00:44:01,427 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 00:44:01,427 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 00:44:01,428 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 00:44:01,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:44:01,428 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:44:01,429 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:44:01,429 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:44:01,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:44:01,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:44:01,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 00:44:01,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 00:44:01,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 00:44:01,431 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:44:01,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:44:01,431 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 00:44:01,431 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:44:01,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 00:44:01,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:44:01,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:44:01,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:44:01,435 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:44:01,435 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:44:01,437 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 00:44:01,437 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_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47fcb479d933beca049827d7d80a7b2ad5309684 [2021-10-13 00:44:01,798 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:44:01,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:44:01,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:44:01,838 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:44:01,839 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:44:01,840 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/recursive/recHanoi02-2.c [2021-10-13 00:44:01,923 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/data/416ccd32f/792c6f3ab05c4bfd93c930ab59d1511d/FLAG3754e25ac [2021-10-13 00:44:02,498 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:44:02,499 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/sv-benchmarks/c/recursive/recHanoi02-2.c [2021-10-13 00:44:02,507 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/data/416ccd32f/792c6f3ab05c4bfd93c930ab59d1511d/FLAG3754e25ac [2021-10-13 00:44:02,883 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/data/416ccd32f/792c6f3ab05c4bfd93c930ab59d1511d [2021-10-13 00:44:02,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:44:02,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:44:02,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:44:02,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:44:02,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:44:02,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:44:02" (1/1) ... [2021-10-13 00:44:02,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7127fa85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:02, skipping insertion in model container [2021-10-13 00:44:02,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:44:02" (1/1) ... [2021-10-13 00:44:02,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:44:02,937 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:44:03,211 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/sv-benchmarks/c/recursive/recHanoi02-2.c[839,852] [2021-10-13 00:44:03,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:44:03,255 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:44:03,276 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/sv-benchmarks/c/recursive/recHanoi02-2.c[839,852] [2021-10-13 00:44:03,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:44:03,301 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:44:03,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:03 WrapperNode [2021-10-13 00:44:03,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:44:03,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:44:03,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:44:03,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:44:03,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:03" (1/1) ... [2021-10-13 00:44:03,323 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:03" (1/1) ... [2021-10-13 00:44:03,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:44:03,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:44:03,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:44:03,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:44:03,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:03" (1/1) ... [2021-10-13 00:44:03,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:03" (1/1) ... [2021-10-13 00:44:03,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:03" (1/1) ... [2021-10-13 00:44:03,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:03" (1/1) ... [2021-10-13 00:44:03,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:03" (1/1) ... [2021-10-13 00:44:03,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:03" (1/1) ... [2021-10-13 00:44:03,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:03" (1/1) ... [2021-10-13 00:44:03,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:44:03,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:44:03,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:44:03,383 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:44:03,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:03" (1/1) ... [2021-10-13 00:44:03,398 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:03,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:03,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:03,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 00:44:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2021-10-13 00:44:03,492 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2021-10-13 00:44:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:44:03,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:44:03,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:44:03,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:44:03,800 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:44:03,813 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 00:44:03,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:44:03 BoogieIcfgContainer [2021-10-13 00:44:03,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:44:03,817 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 00:44:03,817 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 00:44:03,821 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 00:44:03,823 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:44:03,823 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 12:44:02" (1/3) ... [2021-10-13 00:44:03,838 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@48076d68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:44:03, skipping insertion in model container [2021-10-13 00:44:03,839 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:44:03,839 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:03" (2/3) ... [2021-10-13 00:44:03,840 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@48076d68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:44:03, skipping insertion in model container [2021-10-13 00:44:03,840 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:44:03,840 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:44:03" (3/3) ... [2021-10-13 00:44:03,842 INFO L389 chiAutomizerObserver]: Analyzing ICFG recHanoi02-2.c [2021-10-13 00:44:03,948 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 00:44:03,948 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 00:44:03,948 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 00:44:03,948 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 00:44:03,949 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 00:44:03,949 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 00:44:03,949 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 00:44:03,949 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 00:44:03,975 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-13 00:44:04,009 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-13 00:44:04,010 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:44:04,010 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:44:04,022 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-13 00:44:04,022 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-13 00:44:04,023 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 00:44:04,023 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-13 00:44:04,028 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-13 00:44:04,028 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:44:04,028 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:44:04,029 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-13 00:44:04,030 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-13 00:44:04,038 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(15);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 11#L-1true havoc main_#res;havoc main_#t~nondet8, main_#t~ret9, main_~n~0, main_~result~0;main_~n~0 := main_#t~nondet8;havoc main_#t~nondet8; 5#L30true assume !(main_~n~0 < 1 || main_~n~0 > 31); 9#L33true call main_#t~ret9 := hanoi(main_~n~0);< 14#hanoiENTRYtrue [2021-10-13 00:44:04,038 INFO L793 eck$LassoCheckResult]: Loop: 14#hanoiENTRYtrue ~n := #in~n; 16#L21true assume !(1 == ~n); 6#L24true call #t~ret7 := hanoi(~n - 1);< 14#hanoiENTRYtrue [2021-10-13 00:44:04,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:44:04,053 INFO L82 PathProgramCache]: Analyzing trace with hash 1171954, now seen corresponding path program 1 times [2021-10-13 00:44:04,064 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:44:04,065 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225241294] [2021-10-13 00:44:04,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:44:04,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:44:04,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:44:04,220 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:44:04,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:44:04,292 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:44:04,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:44:04,298 INFO L82 PathProgramCache]: Analyzing trace with hash 29943, now seen corresponding path program 1 times [2021-10-13 00:44:04,299 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:44:04,300 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456934407] [2021-10-13 00:44:04,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:44:04,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:44:04,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:44:04,320 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:44:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:44:04,343 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:44:04,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:44:04,345 INFO L82 PathProgramCache]: Analyzing trace with hash 553943398, now seen corresponding path program 1 times [2021-10-13 00:44:04,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:44:04,347 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215993058] [2021-10-13 00:44:04,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:44:04,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:44:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:44:04,371 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:44:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:44:04,398 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:44:04,563 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:44:04,564 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:44:04,564 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:44:04,565 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:44:04,565 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-13 00:44:04,566 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:04,566 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:44:04,566 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:44:04,567 INFO L133 ssoRankerPreferences]: Filename of dumped script: recHanoi02-2.c_Iteration1_Loop [2021-10-13 00:44:04,567 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:44:04,567 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:44:04,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:04,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:04,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:04,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:04,683 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:44:04,684 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-13 00:44:04,687 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:04,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:04,690 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:04,698 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:44:04,698 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:44:04,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-13 00:44:04,733 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:44:04,734 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#res=0} Honda state: {hanoi_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:44:04,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:04,795 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:04,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:04,810 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:04,826 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:44:04,827 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:44:04,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-13 00:44:04,853 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:44:04,854 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_~n=0} Honda state: {hanoi_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:44:04,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:04,891 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:04,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:04,893 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:04,900 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:44:04,900 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:44:04,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-13 00:44:04,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-10-13 00:44:04,979 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:04,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:04,980 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:04,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-13 00:44:04,984 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-13 00:44:04,984 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:44:05,014 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:44:05,014 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#in~n=0} Honda state: {hanoi_#in~n=0} Generalized eigenvectors: [{hanoi_#in~n=0}, {hanoi_#in~n=-1}, {hanoi_#in~n=0}] Lambdas: [0, 1, 1] Nus: [0, 0] [2021-10-13 00:44:05,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:05,038 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:05,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:05,040 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:05,042 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 00:44:05,042 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 00:44:05,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-13 00:44:05,056 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 00:44:05,056 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#t~ret7=0} Honda state: {hanoi_#t~ret7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 00:44:05,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-10-13 00:44:05,909 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:44:05,910 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:44:05,910 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:44:05,910 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:44:05,910 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:44:05,910 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:05,910 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:44:05,910 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:44:05,910 INFO L133 ssoRankerPreferences]: Filename of dumped script: recHanoi02-2.c_Iteration1_Lasso [2021-10-13 00:44:05,911 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:44:05,911 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:44:05,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:05,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:05,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:05,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:05,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:05,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:05,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:05,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:05,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:05,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:05,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:05,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:05,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:05,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:06,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:06,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:06,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:06,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:06,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:06,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:06,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:06,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:06,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:06,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:06,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:44:06,382 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:44:06,388 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:44:06,389 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:06,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:06,394 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:06,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:06,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:06,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:44:06,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:06,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:06,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:06,422 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:44:06,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:44:06,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-13 00:44:06,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:06,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:06,481 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:06,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:06,486 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:06,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:06,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:06,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:06,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:06,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:06,510 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:44:06,510 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:44:06,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-13 00:44:06,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:06,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:06,557 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:06,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:06,559 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:06,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-13 00:44:06,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:06,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:06,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:44:06,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:06,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:06,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:06,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:44:06,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:44:06,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:06,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:06,622 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:06,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:06,624 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:06,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:06,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-13 00:44:06,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:06,642 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:44:06,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:06,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:06,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:06,643 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:44:06,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:44:06,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:06,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:06,667 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:06,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:06,668 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:06,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-13 00:44:06,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:06,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:06,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:44:06,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:06,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:06,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:06,694 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:44:06,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:44:06,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:06,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:06,729 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:06,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:06,730 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:06,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-13 00:44:06,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:06,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:06,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:44:06,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:06,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:06,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:06,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:44:06,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:44:06,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:06,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:06,813 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:06,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:06,814 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:06,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-13 00:44:06,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:06,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:06,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:44:06,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:06,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:06,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:06,827 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:44:06,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:44:06,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:06,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:06,854 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:06,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:06,856 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:06,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-13 00:44:06,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:06,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:06,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:06,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:06,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:06,871 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:44:06,871 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:44:06,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:06,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:06,941 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:06,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:06,942 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:06,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:06,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:06,977 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:44:06,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:06,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:06,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:06,979 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:44:06,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:44:06,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-13 00:44:06,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:07,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:07,037 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:07,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:07,038 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:07,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-13 00:44:07,041 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 [2021-10-13 00:44:07,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:07,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:44:07,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:07,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:07,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:07,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:44:07,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:44:07,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:07,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:07,106 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:07,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:07,108 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:07,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:07,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:07,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:44:07,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:07,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:07,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:07,130 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:44:07,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:44:07,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-13 00:44:07,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:07,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:07,164 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:07,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:07,165 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:07,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-13 00:44:07,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:07,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:07,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:07,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:07,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:07,195 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:44:07,196 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:44:07,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:07,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:07,249 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:07,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:07,250 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:07,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-13 00:44:07,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:07,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:07,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:07,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:07,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:07,270 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:44:07,270 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:44:07,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:07,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:07,345 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:07,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:07,346 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:07,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:07,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-13 00:44:07,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:07,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:07,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:07,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:07,366 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:44:07,367 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:44:07,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:07,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:07,413 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:07,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:07,415 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:07,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-13 00:44:07,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:07,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:07,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:07,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:07,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:07,430 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:44:07,430 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:44:07,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:07,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:07,462 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:07,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:07,463 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:07,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-13 00:44:07,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:07,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:07,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:07,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:07,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:07,479 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:44:07,479 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:44:07,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:07,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:07,549 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:07,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:07,553 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:07,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-13 00:44:07,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:07,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:07,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:07,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:07,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:07,566 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:44:07,566 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:44:07,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:07,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:07,605 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:07,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:07,630 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:07,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:07,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:07,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:07,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:07,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:07,653 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:44:07,654 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:44:07,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-13 00:44:07,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:07,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:07,709 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:07,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:07,710 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:07,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:07,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:07,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:07,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:07,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:07,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:44:07,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:44:07,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-13 00:44:07,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:07,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-10-13 00:44:07,766 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:07,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:07,767 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:07,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-13 00:44:07,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:07,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:07,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:07,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:07,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:07,781 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:44:07,781 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:44:07,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:07,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:07,850 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:07,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:07,854 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:07,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:07,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:07,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:07,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:07,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:07,869 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:44:07,870 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:44:07,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-13 00:44:07,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:07,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:07,933 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:07,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:07,934 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:07,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-13 00:44:07,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:07,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:07,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:07,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:07,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:07,961 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:44:07,961 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:44:07,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:08,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:08,024 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:08,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:08,025 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:08,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-13 00:44:08,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:08,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:08,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:44:08,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:08,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:08,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:08,048 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:44:08,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:44:08,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:08,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-10-13 00:44:08,083 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:08,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:08,084 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:08,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-13 00:44:08,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:08,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:08,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:44:08,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:08,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:08,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:08,099 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:44:08,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:44:08,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:08,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-10-13 00:44:08,123 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:08,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:08,124 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:08,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-13 00:44:08,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:08,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:08,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:44:08,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:08,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:08,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:08,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:44:08,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:44:08,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:08,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:08,161 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:08,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:08,163 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:08,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-13 00:44:08,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:08,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:08,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:08,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:44:08,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:08,176 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:44:08,177 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:44:08,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:44:08,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-10-13 00:44:08,227 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:08,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:08,228 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:08,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-13 00:44:08,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:44:08,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:44:08,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:44:08,238 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-13 00:44:08,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:44:08,246 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-10-13 00:44:08,246 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 00:44:08,273 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:44:08,304 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2021-10-13 00:44:08,304 INFO L444 ModelExtractionUtils]: 2 out of 11 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-10-13 00:44:08,306 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:44:08,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:08,322 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:08,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-13 00:44:08,324 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:44:08,335 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-10-13 00:44:08,335 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:44:08,336 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(hanoi_#in~n) = 1*hanoi_#in~n Supporting invariants [2*hanoi_#in~n - 1 >= 0] [2021-10-13 00:44:08,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:08,408 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2021-10-13 00:44:08,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:44:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:44:08,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-13 00:44:08,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:44:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:44:08,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-13 00:44:08,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:44:08,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:44:08,638 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-10-13 00:44:08,639 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:08,817 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 34 states and 39 transitions. Complement of second has 13 states. [2021-10-13 00:44:08,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-13 00:44:08,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:08,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2021-10-13 00:44:08,823 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 3 letters. [2021-10-13 00:44:08,824 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:44:08,824 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 7 letters. Loop has 3 letters. [2021-10-13 00:44:08,825 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:44:08,825 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 6 letters. [2021-10-13 00:44:08,826 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:44:08,827 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 39 transitions. [2021-10-13 00:44:08,836 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:44:08,839 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 0 states and 0 transitions. [2021-10-13 00:44:08,841 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-13 00:44:08,841 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-13 00:44:08,842 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-13 00:44:08,842 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:44:08,842 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:44:08,842 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:44:08,842 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:44:08,843 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-13 00:44:08,843 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:44:08,843 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:44:08,843 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-13 00:44:08,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 12:44:08 BoogieIcfgContainer [2021-10-13 00:44:08,850 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 00:44:08,851 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:44:08,851 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:44:08,852 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:44:08,852 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:44:03" (3/4) ... [2021-10-13 00:44:08,856 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:44:08,856 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:44:08,858 INFO L168 Benchmark]: Toolchain (without parser) took 5964.48 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 57.9 MB in the beginning and 44.9 MB in the end (delta: 13.0 MB). Peak memory consumption was 37.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:08,861 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 98.6 MB. Free memory was 74.1 MB in the beginning and 74.0 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:44:08,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 405.50 ms. Allocated memory is still 98.6 MB. Free memory was 57.7 MB in the beginning and 75.0 MB in the end (delta: -17.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:08,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.76 ms. Allocated memory is still 98.6 MB. Free memory was 75.0 MB in the beginning and 73.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:08,863 INFO L168 Benchmark]: Boogie Preprocessor took 34.33 ms. Allocated memory is still 98.6 MB. Free memory was 73.6 MB in the beginning and 72.7 MB in the end (delta: 933.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:44:08,873 INFO L168 Benchmark]: RCFGBuilder took 433.17 ms. Allocated memory is still 98.6 MB. Free memory was 72.7 MB in the beginning and 63.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:08,874 INFO L168 Benchmark]: BuchiAutomizer took 5033.47 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 63.4 MB in the beginning and 45.3 MB in the end (delta: 18.1 MB). Peak memory consumption was 45.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:08,874 INFO L168 Benchmark]: Witness Printer took 4.88 ms. Allocated memory is still 123.7 MB. Free memory was 45.3 MB in the beginning and 44.9 MB in the end (delta: 404.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:44:08,881 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 98.6 MB. Free memory was 74.1 MB in the beginning and 74.0 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 405.50 ms. Allocated memory is still 98.6 MB. Free memory was 57.7 MB in the beginning and 75.0 MB in the end (delta: -17.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 42.76 ms. Allocated memory is still 98.6 MB. Free memory was 75.0 MB in the beginning and 73.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.33 ms. Allocated memory is still 98.6 MB. Free memory was 73.6 MB in the beginning and 72.7 MB in the end (delta: 933.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 433.17 ms. Allocated memory is still 98.6 MB. Free memory was 72.7 MB in the beginning and 63.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5033.47 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 63.4 MB in the beginning and 45.3 MB in the end (delta: 18.1 MB). Peak memory consumption was 45.8 MB. Max. memory is 16.1 GB. * Witness Printer took 4.88 ms. Allocated memory is still 123.7 MB. Free memory was 45.3 MB in the beginning and 44.9 MB in the end (delta: 404.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(n) and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 9 SDtfs, 12 SDslu, 5 SDs, 0 SdLazy, 20 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 28.4ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital65 mio100 ax100 hnf100 lsp88 ukn73 mio100 lsp69 div100 bol100 ite100 ukn100 eq174 hnf95 smp100 dnf153 smp100 tf103 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 108ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-13 00:44:08,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-13 00:44:09,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea1d475a-33f5-4c53-a93c-0accb48a4ee4/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...