./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be --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 eba94063d18105b44b9503ed48a138d00b9b850cd51aae19571aab60c15e268e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:18:42,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:18:42,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:18:42,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:18:42,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:18:42,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:18:42,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:18:42,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:18:42,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:18:42,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:18:42,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:18:42,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:18:42,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:18:42,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:18:42,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:18:42,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:18:42,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:18:42,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:18:42,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:18:42,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:18:42,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:18:42,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:18:42,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:18:42,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:18:42,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:18:42,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:18:42,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:18:42,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:18:42,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:18:42,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:18:42,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:18:42,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:18:42,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:18:42,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:18:42,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:18:42,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:18:42,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:18:42,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:18:42,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:18:42,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:18:42,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:18:42,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-21 20:18:42,412 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:18:42,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:18:42,412 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:18:42,413 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:18:42,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:18:42,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:18:42,414 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:18:42,415 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 20:18:42,415 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 20:18:42,415 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 20:18:42,415 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 20:18:42,415 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 20:18:42,416 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 20:18:42,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:18:42,416 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:18:42,416 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:18:42,417 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:18:42,417 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:18:42,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:18:42,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 20:18:42,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 20:18:42,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 20:18:42,418 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:18:42,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:18:42,419 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 20:18:42,419 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:18:42,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 20:18:42,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:18:42,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:18:42,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:18:42,420 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:18:42,420 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:18:42,421 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 20:18:42,422 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_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eba94063d18105b44b9503ed48a138d00b9b850cd51aae19571aab60c15e268e [2021-10-21 20:18:42,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:18:42,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:18:42,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:18:42,697 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:18:42,699 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:18:42,700 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2021-10-21 20:18:42,793 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/data/80ac1bfff/6456cfaa4bb44cbe86326045b7530fdf/FLAG3de11982f [2021-10-21 20:18:43,292 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:18:43,293 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2021-10-21 20:18:43,314 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/data/80ac1bfff/6456cfaa4bb44cbe86326045b7530fdf/FLAG3de11982f [2021-10-21 20:18:43,625 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/data/80ac1bfff/6456cfaa4bb44cbe86326045b7530fdf [2021-10-21 20:18:43,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:18:43,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:18:43,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:18:43,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:18:43,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:18:43,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:18:43" (1/1) ... [2021-10-21 20:18:43,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b2b240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:43, skipping insertion in model container [2021-10-21 20:18:43,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:18:43" (1/1) ... [2021-10-21 20:18:43,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:18:43,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:18:44,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:18:44,069 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:18:44,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:18:44,162 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:18:44,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:44 WrapperNode [2021-10-21 20:18:44,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:18:44,164 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:18:44,164 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:18:44,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:18:44,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:44" (1/1) ... [2021-10-21 20:18:44,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:44" (1/1) ... [2021-10-21 20:18:44,208 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:18:44,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:18:44,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:18:44,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:18:44,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:44" (1/1) ... [2021-10-21 20:18:44,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:44" (1/1) ... [2021-10-21 20:18:44,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:44" (1/1) ... [2021-10-21 20:18:44,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:44" (1/1) ... [2021-10-21 20:18:44,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:44" (1/1) ... [2021-10-21 20:18:44,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:44" (1/1) ... [2021-10-21 20:18:44,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:44" (1/1) ... [2021-10-21 20:18:44,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:18:44,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:18:44,233 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:18:44,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:18:44,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:44" (1/1) ... [2021-10-21 20:18:44,248 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:44,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:44,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:44,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 20:18:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-21 20:18:44,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:18:44,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-21 20:18:44,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:18:44,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:18:44,507 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:18:44,507 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-21 20:18:44,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:18:44 BoogieIcfgContainer [2021-10-21 20:18:44,509 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:18:44,510 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 20:18:44,510 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 20:18:44,513 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 20:18:44,514 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:18:44,514 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 08:18:43" (1/3) ... [2021-10-21 20:18:44,515 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2361b835 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:18:44, skipping insertion in model container [2021-10-21 20:18:44,515 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:18:44,516 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:44" (2/3) ... [2021-10-21 20:18:44,516 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2361b835 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:18:44, skipping insertion in model container [2021-10-21 20:18:44,516 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:18:44,516 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:18:44" (3/3) ... [2021-10-21 20:18:44,518 INFO L389 chiAutomizerObserver]: Analyzing ICFG openbsd_cmemset-alloca-1.i [2021-10-21 20:18:44,561 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 20:18:44,561 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 20:18:44,561 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 20:18:44,561 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 20:18:44,561 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 20:18:44,561 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 20:18:44,562 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 20:18:44,562 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 20:18:44,582 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:18:44,601 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-21 20:18:44,601 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:18:44,601 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:18:44,607 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-21 20:18:44,607 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-21 20:18:44,608 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 20:18:44,608 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:18:44,610 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-21 20:18:44,610 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:18:44,610 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:18:44,611 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-21 20:18:44,611 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-21 20:18:44,618 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 7#L-1true havoc main_#res;havoc main_#t~nondet4, main_#t~nondet5, main_#t~nondet6, main_#t~malloc7.base, main_#t~malloc7.offset, main_#t~ret8.base, main_#t~ret8.offset, main_~length~0, main_~n~0, main_~c~0, main_~nondetArea~0.base, main_~nondetArea~0.offset;main_~length~0 := main_#t~nondet4;havoc main_#t~nondet4;main_~n~0 := main_#t~nondet5;havoc main_#t~nondet5;main_~c~0 := main_#t~nondet6;havoc main_#t~nondet6; 12#L527true assume !(main_~length~0 < 1); 13#L527-2true assume !(main_~n~0 < 1); 14#L530-1true call main_#t~malloc7.base, main_#t~malloc7.offset := #Ultimate.allocOnStack(main_~n~0);main_~nondetArea~0.base, main_~nondetArea~0.offset := main_#t~malloc7.base, main_#t~malloc7.offset;cmemset_#in~dst.base, cmemset_#in~dst.offset, cmemset_#in~c, cmemset_#in~n := main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~c~0, main_~n~0;havoc cmemset_#res.base, cmemset_#res.offset;havoc cmemset_#t~post3.base, cmemset_#t~post3.offset, cmemset_#t~pre2, cmemset_~d~0.base, cmemset_~d~0.offset, cmemset_~dst.base, cmemset_~dst.offset, cmemset_~c, cmemset_~n;cmemset_~dst.base, cmemset_~dst.offset := cmemset_#in~dst.base, cmemset_#in~dst.offset;cmemset_~c := cmemset_#in~c;cmemset_~n := cmemset_#in~n; 8#L515true assume 0 != cmemset_~n % 4294967296;cmemset_~d~0.base, cmemset_~d~0.offset := cmemset_~dst.base, cmemset_~dst.offset; 15#L517-4true [2021-10-21 20:18:44,618 INFO L793 eck$LassoCheckResult]: Loop: 15#L517-4true cmemset_#t~post3.base, cmemset_#t~post3.offset := cmemset_~d~0.base, cmemset_~d~0.offset;cmemset_~d~0.base, cmemset_~d~0.offset := cmemset_#t~post3.base, 1 + cmemset_#t~post3.offset;call write~int(cmemset_~c, cmemset_#t~post3.base, cmemset_#t~post3.offset, 1);havoc cmemset_#t~post3.base, cmemset_#t~post3.offset; 9#L517-1true cmemset_#t~pre2 := cmemset_~n - 1;cmemset_~n := cmemset_~n - 1; 10#L517-2true assume !!(0 != cmemset_#t~pre2 % 4294967296);havoc cmemset_#t~pre2; 15#L517-4true [2021-10-21 20:18:44,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:18:44,624 INFO L82 PathProgramCache]: Analyzing trace with hash 889572236, now seen corresponding path program 1 times [2021-10-21 20:18:44,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:18:44,634 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386832003] [2021-10-21 20:18:44,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:18:44,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:18:44,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:18:44,743 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:18:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:18:44,784 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:18:44,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:18:44,787 INFO L82 PathProgramCache]: Analyzing trace with hash 51706, now seen corresponding path program 1 times [2021-10-21 20:18:44,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:18:44,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017213115] [2021-10-21 20:18:44,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:18:44,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:18:44,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:18:44,807 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:18:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:18:44,835 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:18:44,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:18:44,839 INFO L82 PathProgramCache]: Analyzing trace with hash 1298288271, now seen corresponding path program 1 times [2021-10-21 20:18:44,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:18:44,840 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109279754] [2021-10-21 20:18:44,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:18:44,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:18:44,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:18:44,891 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:18:44,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:18:44,938 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:18:45,471 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:18:45,471 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:18:45,472 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:18:45,472 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:18:45,472 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:18:45,472 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:45,472 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:18:45,472 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:18:45,473 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cmemset-alloca-1.i_Iteration1_Lasso [2021-10-21 20:18:45,473 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:18:45,473 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:18:45,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:45,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:46,373 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:18:46,377 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:18:46,379 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:46,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:46,381 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:46,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:46,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:46,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:46,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:46,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:46,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:46,399 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:46,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:46,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 20:18:46,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:46,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-10-21 20:18:46,442 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:46,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:46,444 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:46,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:46,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:46,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:46,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:46,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:46,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:46,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 20:18:46,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:46,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:46,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:46,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-10-21 20:18:46,511 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:46,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:46,513 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:46,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 20:18:46,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:46,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:46,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:46,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:46,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:46,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:46,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:46,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:46,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:46,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:46,573 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:46,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:46,574 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:46,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 20:18:46,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:46,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:46,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:46,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:46,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:46,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:46,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:46,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:46,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:46,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-10-21 20:18:46,610 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:46,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:46,611 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:46,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:46,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 20:18:46,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:46,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:46,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:46,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:46,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:46,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:46,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:46,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:46,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:46,648 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:46,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:46,648 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:46,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 20:18:46,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:46,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:46,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:46,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:46,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:46,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:46,662 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:46,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:46,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:46,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:46,691 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:46,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:46,692 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:46,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 20:18:46,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:46,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:46,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:46,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:46,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:46,709 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:18:46,709 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:18:46,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:46,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:46,771 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:46,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:46,784 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:46,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:46,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:46,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:46,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:46,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:46,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:46,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:46,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:46,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 20:18:46,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:46,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:46,836 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:46,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:46,837 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:46,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 20:18:46,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:46,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:46,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:46,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:46,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:46,848 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:18:46,848 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:18:46,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:46,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-10-21 20:18:46,919 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:46,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:46,921 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:46,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 20:18:46,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:46,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:46,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:46,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:46,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:46,944 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:18:46,944 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:18:46,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:46,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:46,998 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:46,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:47,000 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:47,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:47,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 20:18:47,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:47,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:47,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:47,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:47,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:47,018 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:47,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:47,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:47,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:47,049 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:47,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:47,053 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:47,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:47,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 20:18:47,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:47,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:47,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:47,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:47,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:47,065 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:47,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:47,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:47,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:47,088 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:47,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:47,089 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:47,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 20:18:47,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:47,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:47,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:47,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:47,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:47,100 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:18:47,100 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:18:47,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:47,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:47,163 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:47,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:47,164 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:47,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 20:18:47,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:47,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:47,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:47,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:47,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:47,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:47,178 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:47,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:47,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:47,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:47,200 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:47,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:47,201 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:47,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 20:18:47,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:47,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:47,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:47,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:47,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:47,216 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:18:47,216 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:18:47,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:47,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:47,294 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:47,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:47,295 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:47,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:47,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 20:18:47,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:47,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:47,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:47,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:47,305 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:47,305 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:47,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:47,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:47,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:47,330 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:47,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:47,331 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:47,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 20:18:47,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:47,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:47,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:47,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:47,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:47,350 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:18:47,350 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:18:47,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:47,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:47,388 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:47,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:47,389 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:47,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 20:18:47,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:47,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:47,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:47,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:47,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:47,403 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:18:47,403 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:18:47,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:47,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-10-21 20:18:47,446 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:47,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:47,447 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:47,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 20:18:47,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:47,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:47,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:47,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:47,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:47,462 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:18:47,462 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:18:47,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:47,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:47,499 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:47,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:47,500 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:47,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-21 20:18:47,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:47,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:47,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:47,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:47,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:47,523 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:18:47,523 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:18:47,551 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 20:18:47,585 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2021-10-21 20:18:47,586 INFO L444 ModelExtractionUtils]: 9 out of 34 variables were initially zero. Simplification set additionally 22 variables to zero. [2021-10-21 20:18:47,587 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:47,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:47,594 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:47,621 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 20:18:47,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-21 20:18:47,646 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-21 20:18:47,646 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 20:18:47,646 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cmemset_~d~0.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc7.base)_1) = -1*ULTIMATE.start_cmemset_~d~0.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc7.base)_1 Supporting invariants [] [2021-10-21 20:18:47,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:47,722 INFO L297 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2021-10-21 20:18:47,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:18:47,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:18:47,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-21 20:18:47,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:18:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:18:47,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-21 20:18:47,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:18:47,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:18:47,982 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-10-21 20:18:47,984 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:18:48,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-10-21 20:18:48,051 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 29 states and 32 transitions. Complement of second has 7 states. [2021-10-21 20:18:48,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-21 20:18:48,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:18:48,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 25 transitions. [2021-10-21 20:18:48,055 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 6 letters. Loop has 3 letters. [2021-10-21 20:18:48,057 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:18:48,057 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 9 letters. Loop has 3 letters. [2021-10-21 20:18:48,057 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:18:48,057 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 6 letters. Loop has 6 letters. [2021-10-21 20:18:48,058 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:18:48,058 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 32 transitions. [2021-10-21 20:18:48,063 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:18:48,066 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 0 states and 0 transitions. [2021-10-21 20:18:48,066 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 20:18:48,067 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 20:18:48,067 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 20:18:48,067 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 20:18:48,067 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:18:48,067 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:18:48,067 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:18:48,068 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 20:18:48,068 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:18:48,068 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:18:48,068 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 20:18:48,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 08:18:48 BoogieIcfgContainer [2021-10-21 20:18:48,073 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 20:18:48,074 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:18:48,074 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:18:48,074 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:18:48,075 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:18:44" (3/4) ... [2021-10-21 20:18:48,078 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 20:18:48,078 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:18:48,079 INFO L168 Benchmark]: Toolchain (without parser) took 4450.03 ms. Allocated memory was 96.5 MB in the beginning and 151.0 MB in the end (delta: 54.5 MB). Free memory was 59.4 MB in the beginning and 115.6 MB in the end (delta: -56.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:18:48,080 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 96.5 MB. Free memory was 66.9 MB in the beginning and 66.9 MB in the end (delta: 27.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:18:48,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 532.70 ms. Allocated memory was 96.5 MB in the beginning and 151.0 MB in the end (delta: 54.5 MB). Free memory was 59.2 MB in the beginning and 120.6 MB in the end (delta: -61.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:18:48,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.38 ms. Allocated memory is still 151.0 MB. Free memory was 120.6 MB in the beginning and 118.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:18:48,082 INFO L168 Benchmark]: Boogie Preprocessor took 23.89 ms. Allocated memory is still 151.0 MB. Free memory was 118.5 MB in the beginning and 117.7 MB in the end (delta: 796.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:18:48,082 INFO L168 Benchmark]: RCFGBuilder took 275.94 ms. Allocated memory is still 151.0 MB. Free memory was 117.7 MB in the beginning and 108.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:18:48,083 INFO L168 Benchmark]: BuchiAutomizer took 3563.51 ms. Allocated memory is still 151.0 MB. Free memory was 107.3 MB in the beginning and 115.6 MB in the end (delta: -8.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:18:48,083 INFO L168 Benchmark]: Witness Printer took 4.43 ms. Allocated memory is still 151.0 MB. Free memory is still 115.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:18:48,086 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 96.5 MB. Free memory was 66.9 MB in the beginning and 66.9 MB in the end (delta: 27.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 532.70 ms. Allocated memory was 96.5 MB in the beginning and 151.0 MB in the end (delta: 54.5 MB). Free memory was 59.2 MB in the beginning and 120.6 MB in the end (delta: -61.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 44.38 ms. Allocated memory is still 151.0 MB. Free memory was 120.6 MB in the beginning and 118.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.89 ms. Allocated memory is still 151.0 MB. Free memory was 118.5 MB in the beginning and 117.7 MB in the end (delta: 796.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 275.94 ms. Allocated memory is still 151.0 MB. Free memory was 117.7 MB in the beginning and 108.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 3563.51 ms. Allocated memory is still 151.0 MB. Free memory was 107.3 MB in the beginning and 115.6 MB in the end (delta: -8.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 4.43 ms. Allocated memory is still 151.0 MB. Free memory is still 115.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * d + unknown-#length-unknown[__builtin_alloca (n * sizeof(char))] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.1s. 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: 14 SDtfs, 17 SDslu, 11 SDs, 0 SdLazy, 9 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.2ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital135 mio100 ax113 hnf100 lsp82 ukn93 mio100 lsp59 div208 bol100 ite100 ukn100 eq168 hnf64 smp91 dnf100 smp100 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 45ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 20:18:48,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_579b2a94-e2eb-4230-85e9-b6caf79ae63d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...