./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted-lit/Velroyen.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/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_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted-lit/Velroyen.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/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 64bit --witnessprinter.graph.data.programhash 11f033b2063743c47ba703bc5093c2c96c84ace6a8762d648c4cfb4406528a05 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:12:18,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:12:18,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:12:18,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:12:18,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:12:18,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:12:18,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:12:18,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:12:18,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:12:18,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:12:18,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:12:18,942 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:12:18,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:12:18,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:12:18,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:12:18,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:12:18,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:12:18,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:12:18,960 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:12:18,963 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:12:18,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:12:18,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:12:18,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:12:18,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:12:18,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:12:18,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:12:18,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:12:18,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:12:18,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:12:18,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:12:18,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:12:18,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:12:18,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:12:18,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:12:18,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:12:18,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:12:18,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:12:18,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:12:18,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:12:18,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:12:18,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:12:18,993 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-21 20:12:19,032 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:12:19,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:12:19,041 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:12:19,042 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:12:19,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:12:19,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:12:19,046 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:12:19,046 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 20:12:19,046 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 20:12:19,046 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 20:12:19,046 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 20:12:19,047 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 20:12:19,047 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 20:12:19,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:12:19,047 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:12:19,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:12:19,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:12:19,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 20:12:19,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 20:12:19,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 20:12:19,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:12:19,049 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 20:12:19,049 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:12:19,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 20:12:19,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:12:19,049 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:12:19,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:12:19,050 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:12:19,050 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:12:19,051 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 20:12:19,051 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_157d18e8-ca60-45f3-ba42-7dc5782d27b2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11f033b2063743c47ba703bc5093c2c96c84ace6a8762d648c4cfb4406528a05 [2021-10-21 20:12:19,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:12:19,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:12:19,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:12:19,363 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:12:19,364 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:12:19,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/termination-crafted-lit/Velroyen.c [2021-10-21 20:12:19,449 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/data/b2b9a8781/c3ffa9a3ff9d48919eb39b6b3caaea2e/FLAG7694bf0d2 [2021-10-21 20:12:19,987 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:12:19,987 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/sv-benchmarks/c/termination-crafted-lit/Velroyen.c [2021-10-21 20:12:20,000 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/data/b2b9a8781/c3ffa9a3ff9d48919eb39b6b3caaea2e/FLAG7694bf0d2 [2021-10-21 20:12:20,361 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/data/b2b9a8781/c3ffa9a3ff9d48919eb39b6b3caaea2e [2021-10-21 20:12:20,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:12:20,370 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:12:20,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:12:20,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:12:20,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:12:20,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:12:20" (1/1) ... [2021-10-21 20:12:20,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63a9a90b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:20, skipping insertion in model container [2021-10-21 20:12:20,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:12:20" (1/1) ... [2021-10-21 20:12:20,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:12:20,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:12:20,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:12:20,558 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:12:20,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:12:20,617 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:12:20,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:20 WrapperNode [2021-10-21 20:12:20,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:12:20,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:12:20,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:12:20,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:12:20,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:20" (1/1) ... [2021-10-21 20:12:20,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:20" (1/1) ... [2021-10-21 20:12:20,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:12:20,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:12:20,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:12:20,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:12:20,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:20" (1/1) ... [2021-10-21 20:12:20,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:20" (1/1) ... [2021-10-21 20:12:20,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:20" (1/1) ... [2021-10-21 20:12:20,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:20" (1/1) ... [2021-10-21 20:12:20,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:20" (1/1) ... [2021-10-21 20:12:20,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:20" (1/1) ... [2021-10-21 20:12:20,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:20" (1/1) ... [2021-10-21 20:12:20,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:12:20,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:12:20,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:12:20,692 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:12:20,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:20" (1/1) ... [2021-10-21 20:12:20,699 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:20,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:20,723 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:20,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 20:12:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:12:20,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:12:20,903 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:12:20,904 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-21 20:12:20,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:12:20 BoogieIcfgContainer [2021-10-21 20:12:20,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:12:20,907 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 20:12:20,907 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 20:12:20,910 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 20:12:20,911 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:12:20,911 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 08:12:20" (1/3) ... [2021-10-21 20:12:20,912 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a867171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:12:20, skipping insertion in model container [2021-10-21 20:12:20,912 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:12:20,913 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:20" (2/3) ... [2021-10-21 20:12:20,913 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a867171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:12:20, skipping insertion in model container [2021-10-21 20:12:20,913 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:12:20,913 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:12:20" (3/3) ... [2021-10-21 20:12:20,915 INFO L389 chiAutomizerObserver]: Analyzing ICFG Velroyen.c [2021-10-21 20:12:20,958 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 20:12:20,959 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 20:12:20,959 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 20:12:20,959 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 20:12:20,959 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 20:12:20,959 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 20:12:20,960 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 20:12:20,960 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 20:12:20,974 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 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 20:12:20,996 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-21 20:12:20,996 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:12:20,996 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:12:21,013 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-21 20:12:21,013 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 20:12:21,013 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 20:12:21,014 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 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 20:12:21,016 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-21 20:12:21,016 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:12:21,016 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:12:21,017 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-21 20:12:21,017 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 20:12:21,024 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 8#L15-1true [2021-10-21 20:12:21,025 INFO L793 eck$LassoCheckResult]: Loop: 8#L15-1true assume !!(0 != main_~x~0); 6#L15true assume !(-5 <= main_~x~0 && main_~x~0 <= 35);main_~x~0 := 0; 8#L15-1true [2021-10-21 20:12:21,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:21,033 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2021-10-21 20:12:21,046 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:12:21,047 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407341806] [2021-10-21 20:12:21,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:12:21,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:12:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:21,119 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:12:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:21,138 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:12:21,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:21,142 INFO L82 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 1 times [2021-10-21 20:12:21,142 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:12:21,143 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864523676] [2021-10-21 20:12:21,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:12:21,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:12:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:21,151 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:12:21,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:21,157 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:12:21,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:21,159 INFO L82 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 1 times [2021-10-21 20:12:21,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:12:21,160 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641296689] [2021-10-21 20:12:21,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:12:21,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:12:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:21,167 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:12:21,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:21,174 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:12:21,308 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:12:21,309 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:12:21,309 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:12:21,309 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:12:21,310 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 20:12:21,310 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:21,310 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:12:21,310 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:12:21,311 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Loop [2021-10-21 20:12:21,311 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:12:21,311 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:12:21,332 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 20:12:21,342 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 20:12:21,351 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 20:12:21,467 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:12:21,468 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 20:12:21,470 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:21,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:21,473 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:21,478 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:21,479 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:21,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 20:12:21,510 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:21,510 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:12:21,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:21,563 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:21,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:21,578 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:21,590 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:21,591 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:21,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 20:12:21,616 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:21,616 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:12:21,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:21,656 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:21,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:21,658 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:21,664 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:21,664 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:21,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 20:12:21,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:21,741 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:21,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:21,746 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:21,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 20:12:21,754 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 20:12:21,755 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:21,822 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-21 20:12:21,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-10-21 20:12:21,828 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:12:21,828 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:12:21,828 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:12:21,828 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:12:21,828 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:12:21,829 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:21,829 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:12:21,829 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:12:21,829 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Loop [2021-10-21 20:12:21,829 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:12:21,829 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:12:21,832 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 20:12:21,851 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 20:12:21,858 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 20:12:21,949 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:12:21,954 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:12:21,955 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:21,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:21,963 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:21,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:21,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:21,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:21,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:21,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:21,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 20:12:22,002 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:22,003 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:22,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:22,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:22,091 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:22,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:22,092 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:22,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 20:12:22,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:22,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:22,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:22,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:22,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:22,113 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:22,113 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:22,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:22,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:22,160 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:22,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:22,161 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:22,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 20:12:22,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:22,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:22,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:22,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:22,175 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:22,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:22,178 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:12:22,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:22,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:22,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:22,230 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-21 20:12:22,230 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:22,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:22,232 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:22,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 20:12:22,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:22,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:22,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:22,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:22,259 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:22,272 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-21 20:12:22,273 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-21 20:12:22,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:22,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-10-21 20:12:22,319 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:22,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:22,320 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:22,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 20:12:22,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:22,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:22,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:22,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:22,331 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:22,337 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-21 20:12:22,337 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-21 20:12:22,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:22,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:22,409 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:22,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:22,411 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:22,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 20:12:22,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:22,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:22,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:22,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:22,426 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:22,426 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:22,433 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:22,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:22,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:22,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:22,512 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-21 20:12:22,512 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:22,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:22,514 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:22,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:22,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:22,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:22,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:22,534 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:22,541 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:22,541 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:22,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 20:12:22,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:22,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:22,600 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:22,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:22,602 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:22,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:22,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:22,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:22,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:22,622 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:22,630 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:22,630 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:22,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 20:12:22,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:22,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:22,691 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:22,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:22,692 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:22,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 20:12:22,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:22,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:22,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:22,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:22,704 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:22,704 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:22,707 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-21 20:12:22,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:22,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:22,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:22,750 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-21 20:12:22,750 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:22,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:22,756 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:22,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 20:12:22,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:22,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:22,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:22,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:22,768 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:22,795 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-21 20:12:22,795 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-21 20:12:22,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:22,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:22,856 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:22,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:22,857 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:22,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:22,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:22,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:22,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:22,883 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:22,895 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-21 20:12:22,895 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-21 20:12:22,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 20:12:22,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:22,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:22,968 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:22,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:22,969 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:22,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 20:12:22,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:22,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:22,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:22,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:22,979 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:22,980 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:22,983 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-21 20:12:22,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:23,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:23,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:23,053 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-21 20:12:23,053 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:23,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:23,054 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:23,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 20:12:23,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:23,075 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:23,075 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:23,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:23,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:23,076 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:23,079 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-21 20:12:23,080 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-21 20:12:23,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:23,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:23,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:23,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:23,147 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:23,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 20:12:23,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:23,159 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:23,160 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:23,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:23,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:23,160 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:23,176 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-21 20:12:23,177 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-21 20:12:23,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:23,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:23,224 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:23,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:23,225 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:23,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 20:12:23,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:23,237 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:23,237 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:23,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:23,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:23,238 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:23,238 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:23,241 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:23,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:23,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:23,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:23,314 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-21 20:12:23,314 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:23,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:23,316 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:23,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:23,341 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:23,341 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-21 20:12:23,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:23,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:23,341 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:23,346 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:23,346 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:23,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-21 20:12:23,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:23,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:23,396 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:23,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:23,398 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:23,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-21 20:12:23,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:23,409 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:23,409 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-21 20:12:23,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:23,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:23,410 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:23,414 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:23,415 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:23,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:23,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:23,474 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:23,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:23,475 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:23,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-21 20:12:23,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:23,486 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:23,486 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-21 20:12:23,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:23,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:23,487 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:23,487 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:23,492 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-21 20:12:23,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:23,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:23,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:23,562 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-21 20:12:23,563 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:23,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:23,564 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:23,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:23,581 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:23,581 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:23,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:23,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:23,582 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:23,588 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-21 20:12:23,588 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-21 20:12:23,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-21 20:12:23,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:23,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:23,649 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:23,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:23,650 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:23,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-21 20:12:23,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:23,661 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:23,661 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:23,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:23,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:23,661 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:23,668 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-21 20:12:23,668 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-21 20:12:23,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:23,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:23,732 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:23,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:23,733 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:23,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:23,746 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:23,746 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:23,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:23,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:23,747 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:23,747 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:23,753 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-21 20:12:23,753 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:23,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-21 20:12:23,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:23,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:23,829 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-21 20:12:23,830 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:23,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:23,834 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:23,838 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 20:12:23,849 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:23,849 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:23,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:23,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:23,850 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:23,854 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:23,854 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:23,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-21 20:12:23,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:23,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:23,914 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:23,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:23,915 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:23,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:23,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:23,929 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:23,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:23,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:23,929 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:23,934 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:23,934 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:23,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-21 20:12:23,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:23,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:23,978 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:23,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:23,978 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:23,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-21 20:12:23,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:23,990 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:23,990 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:23,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:23,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:23,991 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:23,991 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:23,994 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-21 20:12:23,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:24,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:24,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:24,063 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-21 20:12:24,063 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:24,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:24,065 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:24,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:24,082 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:24,082 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:24,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:24,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:24,083 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-21 20:12:24,092 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-21 20:12:24,092 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-21 20:12:24,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-21 20:12:24,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:24,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:24,157 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:24,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:24,159 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:24,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:24,172 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:24,172 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:24,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:24,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:24,173 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-21 20:12:24,179 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-21 20:12:24,179 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-21 20:12:24,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-21 20:12:24,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:24,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:24,239 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:24,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:24,241 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:24,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:24,255 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:24,256 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:24,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:24,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:24,256 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:24,256 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-21 20:12:24,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-21 20:12:24,262 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:24,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:24,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:24,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:24,338 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:12:24,338 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:12:24,338 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:12:24,338 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:12:24,339 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 20:12:24,339 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:24,339 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:12:24,339 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:12:24,339 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Lasso [2021-10-21 20:12:24,339 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:12:24,339 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:12:24,355 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 20:12:24,368 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 20:12:24,370 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 20:12:24,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:24,384 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 20:12:24,470 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:12:24,470 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 20:12:24,470 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:24,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:24,473 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:24,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-21 20:12:24,475 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:24,475 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:24,498 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:24,498 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:12:24,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-10-21 20:12:24,523 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:24,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:24,524 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:24,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-21 20:12:24,526 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:24,526 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:24,534 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:24,534 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:12:24,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:24,558 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:24,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:24,559 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:24,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-21 20:12:24,561 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:24,561 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:24,576 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:24,577 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:12:24,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-10-21 20:12:24,599 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:24,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:24,600 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:24,602 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:24,602 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:24,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-21 20:12:24,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:24,674 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:24,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:24,675 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:24,682 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 20:12:24,682 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:24,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-21 20:12:24,754 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-21 20:12:24,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:24,761 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:12:24,761 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:12:24,761 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:12:24,761 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:12:24,761 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:12:24,761 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:24,762 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:12:24,762 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:12:24,762 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Lasso [2021-10-21 20:12:24,762 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:12:24,762 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:12:24,764 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 20:12:24,768 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 20:12:24,777 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 20:12:24,780 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 20:12:24,782 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 20:12:24,844 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:12:24,844 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:12:24,844 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:24,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:24,845 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:24,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-21 20:12:24,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:24,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:24,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:24,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:24,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:24,862 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:24,862 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:24,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:24,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:24,913 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:24,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:24,914 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:24,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:24,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-21 20:12:24,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:24,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:24,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:24,927 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:24,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:24,928 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:12:24,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:24,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:24,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:24,987 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:24,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:24,988 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:24,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:25,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:25,010 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:25,010 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:25,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-21 20:12:25,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:25,069 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,070 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:25,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:25,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:25,084 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:25,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:25,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-21 20:12:25,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:25,134 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,136 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:25,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:25,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:25,149 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:25,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:25,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-21 20:12:25,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:25,190 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-21 20:12:25,190 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,191 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-21 20:12:25,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:25,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,199 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:25,201 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-21 20:12:25,201 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-21 20:12:25,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:25,265 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,266 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:25,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:25,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,279 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:25,279 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:25,281 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:25,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:25,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-21 20:12:25,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:25,319 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,320 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-21 20:12:25,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:25,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,329 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:25,331 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-21 20:12:25,331 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-21 20:12:25,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-10-21 20:12:25,371 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,372 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-21 20:12:25,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:25,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:25,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,382 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:25,383 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-21 20:12:25,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:25,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-10-21 20:12:25,417 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,418 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:25,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-21 20:12:25,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:25,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,432 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:25,432 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-21 20:12:25,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:25,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:25,454 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-21 20:12:25,454 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,455 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-21 20:12:25,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:25,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,465 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:25,468 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:25,468 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:25,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-10-21 20:12:25,498 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,499 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-21 20:12:25,501 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 20:12:25,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:25,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,508 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:25,508 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:25,510 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-21 20:12:25,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:25,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:25,569 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,577 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:25,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,591 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:25,594 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:25,594 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:25,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-21 20:12:25,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:25,632 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,632 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-21 20:12:25,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:25,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:25,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,641 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:25,642 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:12:25,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:25,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-10-21 20:12:25,664 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,665 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-21 20:12:25,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:25,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:25,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,674 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:25,674 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:12:25,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:25,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:25,707 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-21 20:12:25,707 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,708 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-21 20:12:25,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:25,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,716 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:25,719 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-21 20:12:25,719 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-21 20:12:25,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-10-21 20:12:25,759 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,759 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-21 20:12:25,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:25,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:25,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,768 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:25,768 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:25,770 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-21 20:12:25,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:25,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:25,793 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,793 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-21 20:12:25,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:25,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,808 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:25,811 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-21 20:12:25,811 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-21 20:12:25,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-10-21 20:12:25,836 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,849 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-21 20:12:25,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:25,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:25,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,858 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:25,859 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-21 20:12:25,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:25,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:25,896 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,897 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-21 20:12:25,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:25,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:25,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:25,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,909 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:25,910 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-21 20:12:25,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:25,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-10-21 20:12:25,946 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-21 20:12:25,946 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,947 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-21 20:12:25,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:25,957 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:25,957 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:25,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:25,957 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:25,959 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-21 20:12:25,959 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-21 20:12:25,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:25,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-10-21 20:12:25,981 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:25,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:25,982 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:25,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-21 20:12:25,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:25,990 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:25,990 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:25,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:25,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:25,991 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:25,991 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:25,997 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:25,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:26,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-10-21 20:12:26,037 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,038 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-21 20:12:26,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:26,046 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,046 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:26,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:26,047 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:26,062 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-21 20:12:26,062 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-21 20:12:26,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:26,094 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,095 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-21 20:12:26,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:26,107 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,107 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:26,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:26,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:26,108 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:26,108 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-21 20:12:26,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:26,110 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:26,131 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,132 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-21 20:12:26,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:26,140 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,140 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:26,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:26,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:26,141 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:26,141 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-21 20:12:26,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:26,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-10-21 20:12:26,169 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-21 20:12:26,169 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,170 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-21 20:12:26,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:26,207 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,207 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-21 20:12:26,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:26,207 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:26,210 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:26,210 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:26,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:26,261 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,262 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:26,275 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,275 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-21 20:12:26,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:26,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,276 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:26,276 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:26,278 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-21 20:12:26,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:26,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-21 20:12:26,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:26,325 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,326 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:26,337 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,337 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-21 20:12:26,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:26,337 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:26,340 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:26,340 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:26,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-21 20:12:26,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-10-21 20:12:26,382 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,383 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:26,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-21 20:12:26,403 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,404 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-21 20:12:26,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:26,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:26,404 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:26,405 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:12:26,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:26,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:26,426 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,427 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-21 20:12:26,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:26,437 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,437 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-21 20:12:26,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:26,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:26,438 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:26,438 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:12:26,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:26,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:26,465 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-21 20:12:26,465 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,466 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-21 20:12:26,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:26,474 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,475 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:26,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:26,475 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:26,478 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-21 20:12:26,478 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-21 20:12:26,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:26,553 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,555 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:26,569 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,569 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:26,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:26,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,569 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:26,569 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:26,574 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-21 20:12:26,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:26,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-21 20:12:26,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:26,629 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,630 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:26,641 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,642 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:26,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:26,642 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:26,645 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-21 20:12:26,646 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-21 20:12:26,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-21 20:12:26,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:26,693 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,693 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:26,704 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,705 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:26,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:26,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:26,705 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:26,706 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-21 20:12:26,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:26,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-21 20:12:26,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:26,753 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,754 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:26,765 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,765 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:26,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:26,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:26,766 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:26,767 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-21 20:12:26,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:26,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-21 20:12:26,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:26,812 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-21 20:12:26,812 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,813 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:26,824 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,824 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:26,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:26,824 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:26,827 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:26,827 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:26,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-21 20:12:26,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:26,875 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,876 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:26,886 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,886 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:26,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:26,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,887 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:26,887 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:26,889 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-21 20:12:26,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:26,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-10-21 20:12:26,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:26,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:26,949 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:26,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:26,951 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:26,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:26,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:26,963 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:26,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:26,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:26,963 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:26,966 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:26,966 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:26,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-10-21 20:12:26,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:27,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:27,013 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:27,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:27,014 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:27,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:27,025 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:27,025 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:27,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:27,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:27,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:27,025 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:27,026 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:12:27,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:27,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-10-21 20:12:27,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:27,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:27,073 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:27,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:27,074 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:27,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:27,086 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:27,086 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:27,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:27,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:27,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:27,086 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:27,087 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:12:27,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:27,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-10-21 20:12:27,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:27,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:27,131 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-21 20:12:27,131 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:27,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:27,132 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:27,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:27,144 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:27,144 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:27,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:27,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:27,144 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-21 20:12:27,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-10-21 20:12:27,149 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-21 20:12:27,149 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-21 20:12:27,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:27,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:27,180 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:27,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:27,181 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:27,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-10-21 20:12:27,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:27,190 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:27,190 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:27,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:27,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:27,190 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:27,190 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-21 20:12:27,195 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:27,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:27,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:27,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:27,252 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:27,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:27,255 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:27,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:27,273 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:27,273 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:27,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:27,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:27,273 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-21 20:12:27,279 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-21 20:12:27,279 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-21 20:12:27,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-10-21 20:12:27,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:27,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:27,336 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:27,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:27,337 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:27,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:27,349 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:27,349 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:27,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:27,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:27,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:27,350 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-21 20:12:27,351 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:27,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:27,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-10-21 20:12:27,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:27,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:27,404 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:27,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:27,405 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:27,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:27,418 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:27,418 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:27,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:27,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:27,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:27,419 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-21 20:12:27,420 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:27,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:27,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-10-21 20:12:27,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:27,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:27,475 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-10-21 20:12:27,475 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 8#L15-1true assume !!(0 != main_~x~0); 6#L15true assume !(-5 <= main_~x~0 && main_~x~0 <= 35);main_~x~0 := 0; 8#L15-1true [2021-10-21 20:12:27,475 INFO L793 eck$LassoCheckResult]: Loop: 8#L15-1true assume !!(0 != main_~x~0); 6#L15true assume !(-5 <= main_~x~0 && main_~x~0 <= 35);main_~x~0 := 0; 8#L15-1true [2021-10-21 20:12:27,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:27,476 INFO L82 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 2 times [2021-10-21 20:12:27,476 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:12:27,476 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832589644] [2021-10-21 20:12:27,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:12:27,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:12:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:27,484 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:12:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:27,495 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:12:27,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:27,501 INFO L82 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 2 times [2021-10-21 20:12:27,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:12:27,502 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389822021] [2021-10-21 20:12:27,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:12:27,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:12:27,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:27,512 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:12:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:27,520 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:12:27,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:27,522 INFO L82 PathProgramCache]: Analyzing trace with hash 29875904, now seen corresponding path program 3 times [2021-10-21 20:12:27,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:12:27,522 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188575216] [2021-10-21 20:12:27,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:12:27,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:12:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:12:27,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:12:27,589 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:12:27,589 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188575216] [2021-10-21 20:12:27,590 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188575216] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:12:27,590 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:12:27,590 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:12:27,590 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055267362] [2021-10-21 20:12:27,623 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:12:27,623 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:12:27,624 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:12:27,624 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:12:27,624 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 20:12:27,624 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:27,624 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:12:27,624 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:12:27,624 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Loop [2021-10-21 20:12:27,625 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:12:27,625 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:12:27,628 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 20:12:27,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:27,639 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 20:12:27,684 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:12:27,685 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 20:12:27,685 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:27,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:27,689 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:27,694 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:27,694 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:27,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-10-21 20:12:27,716 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:27,716 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:12:27,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:27,751 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:27,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:27,752 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:27,754 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:27,754 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:27,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-10-21 20:12:27,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:27,819 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:27,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:27,820 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:27,822 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 20:12:27,822 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:27,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-10-21 20:12:27,880 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-21 20:12:27,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:27,882 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:12:27,882 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:12:27,882 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:12:27,882 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:12:27,882 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:12:27,882 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:27,883 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:12:27,883 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:12:27,883 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Loop [2021-10-21 20:12:27,883 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:12:27,883 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:12:27,884 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 20:12:27,892 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 20:12:27,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:27,962 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:12:27,962 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:12:27,962 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:27,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:27,963 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:27,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:27,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:27,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:27,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:27,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:27,986 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:27,986 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:27,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-10-21 20:12:28,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:28,023 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,024 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-10-21 20:12:28,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:28,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:28,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:28,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,034 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:28,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:28,035 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:12:28,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:28,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:28,064 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,067 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-10-21 20:12:28,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:28,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:28,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:28,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:28,078 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:28,078 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:28,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:28,143 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-21 20:12:28,143 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,144 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-10-21 20:12:28,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:28,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:28,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:28,154 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:28,156 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-21 20:12:28,156 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-21 20:12:28,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:28,219 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,220 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:28,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:28,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:28,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,236 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:28,236 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:28,238 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:28,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:28,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-10-21 20:12:28,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-10-21 20:12:28,276 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,277 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:28,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:28,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:28,312 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:28,314 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-21 20:12:28,314 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-21 20:12:28,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-10-21 20:12:28,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-10-21 20:12:28,362 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-21 20:12:28,362 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,363 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:28,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-10-21 20:12:28,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:28,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:28,374 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:28,376 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:28,376 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:28,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-10-21 20:12:28,404 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,405 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-10-21 20:12:28,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:28,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:28,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:28,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,414 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:28,414 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:28,416 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-21 20:12:28,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:28,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-10-21 20:12:28,439 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,440 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-10-21 20:12:28,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:28,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:28,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:28,450 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:28,452 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:28,452 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:28,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:28,477 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-21 20:12:28,478 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,478 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-10-21 20:12:28,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:28,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:28,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:28,488 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:28,490 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-21 20:12:28,491 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-21 20:12:28,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:28,516 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,517 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-10-21 20:12:28,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:28,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:28,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:28,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,526 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:28,526 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:28,528 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-21 20:12:28,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:28,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:28,590 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,591 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-10-21 20:12:28,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:28,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:28,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:28,609 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:28,612 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-21 20:12:28,612 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-21 20:12:28,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:28,639 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-21 20:12:28,639 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,640 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-10-21 20:12:28,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:28,649 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:28,649 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:28,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:28,649 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:28,651 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-21 20:12:28,651 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-21 20:12:28,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-10-21 20:12:28,678 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,679 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-10-21 20:12:28,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:28,688 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:28,688 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:28,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:28,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,688 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:28,688 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:28,690 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:28,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:28,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:28,716 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,717 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-10-21 20:12:28,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:28,726 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:28,727 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:28,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:28,727 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:28,729 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-21 20:12:28,729 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-21 20:12:28,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:28,758 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-21 20:12:28,758 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,759 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-10-21 20:12:28,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:28,768 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:28,768 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-21 20:12:28,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:28,768 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:28,770 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:28,770 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:28,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2021-10-21 20:12:28,800 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,800 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-10-21 20:12:28,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:28,810 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:28,810 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-21 20:12:28,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:28,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,810 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:28,810 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:28,813 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-21 20:12:28,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:28,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-10-21 20:12:28,845 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,846 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-10-21 20:12:28,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:28,856 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:28,856 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-21 20:12:28,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:28,856 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:28,859 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:28,859 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:28,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-10-21 20:12:28,889 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-21 20:12:28,889 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,890 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-10-21 20:12:28,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:28,905 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:28,905 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:28,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:28,905 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:28,908 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-21 20:12:28,908 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-21 20:12:28,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:28,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:28,970 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:28,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:28,971 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:28,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-10-21 20:12:28,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:28,980 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:28,980 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:28,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:28,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:28,981 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:28,981 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:28,985 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-10-21 20:12:28,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:29,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:29,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-10-21 20:12:29,045 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:29,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:29,046 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:29,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:29,064 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:29,064 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:29,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:29,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:29,065 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:29,069 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-21 20:12:29,069 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-21 20:12:29,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-10-21 20:12:29,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:29,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:29,124 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-21 20:12:29,124 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:29,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:29,125 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:29,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:29,140 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:29,141 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:29,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:29,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:29,141 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:29,144 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:29,144 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:29,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-10-21 20:12:29,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:29,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:29,203 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:29,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:29,204 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:29,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:29,221 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:29,221 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:29,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:29,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:29,222 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:29,222 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:29,224 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-21 20:12:29,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:29,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-10-21 20:12:29,241 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:29,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:29,278 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:29,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:29,280 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:29,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:29,293 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:29,293 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:29,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:29,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:29,293 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:29,296 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:29,296 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:29,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-10-21 20:12:29,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:29,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:29,355 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-21 20:12:29,355 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:29,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:29,356 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:29,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:29,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:29,372 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:29,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:29,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:29,373 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-21 20:12:29,376 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-21 20:12:29,377 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-21 20:12:29,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-10-21 20:12:29,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:29,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:29,441 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:29,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:29,443 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:29,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:29,455 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:29,456 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:29,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:29,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:29,456 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:29,456 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-21 20:12:29,460 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:29,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:29,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-10-21 20:12:29,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:29,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:29,517 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:29,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:29,518 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:29,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 20:12:29,530 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:29,530 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-21 20:12:29,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:29,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:29,530 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-21 20:12:29,534 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-21 20:12:29,534 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-21 20:12:29,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-10-21 20:12:29,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:29,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:29,588 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:12:29,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:12:29,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:12:29,608 INFO L87 Difference]: Start difference. First operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:12:29,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:12:29,644 INFO L93 Difference]: Finished difference Result 10 states and 13 transitions. [2021-10-21 20:12:29,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:12:29,647 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 13 transitions. [2021-10-21 20:12:29,649 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-21 20:12:29,655 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 5 states and 7 transitions. [2021-10-21 20:12:29,656 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2021-10-21 20:12:29,657 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2021-10-21 20:12:29,657 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 7 transitions. [2021-10-21 20:12:29,658 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 20:12:29,658 INFO L681 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2021-10-21 20:12:29,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states and 7 transitions. [2021-10-21 20:12:29,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2021-10-21 20:12:29,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:12:29,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7 transitions. [2021-10-21 20:12:29,688 INFO L704 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2021-10-21 20:12:29,688 INFO L587 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2021-10-21 20:12:29,688 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 20:12:29,688 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 7 transitions. [2021-10-21 20:12:29,690 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-10-21 20:12:29,691 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:12:29,691 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:12:29,691 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-21 20:12:29,691 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-21 20:12:29,691 INFO L791 eck$LassoCheckResult]: Stem: 40#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 38#L15-1 [2021-10-21 20:12:29,692 INFO L793 eck$LassoCheckResult]: Loop: 38#L15-1 assume !!(0 != main_~x~0); 41#L15 assume -5 <= main_~x~0 && main_~x~0 <= 35; 37#L16 assume main_~x~0 < 0;main_~x~0 := -5; 38#L15-1 [2021-10-21 20:12:29,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:29,693 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 2 times [2021-10-21 20:12:29,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:12:29,693 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938833959] [2021-10-21 20:12:29,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:12:29,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:12:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:29,706 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:12:29,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:29,715 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:12:29,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:29,716 INFO L82 PathProgramCache]: Analyzing trace with hash 39820, now seen corresponding path program 1 times [2021-10-21 20:12:29,716 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:12:29,716 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258489978] [2021-10-21 20:12:29,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:12:29,717 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:12:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:29,725 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:12:29,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:29,733 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:12:29,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:29,734 INFO L82 PathProgramCache]: Analyzing trace with hash 963341, now seen corresponding path program 1 times [2021-10-21 20:12:29,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:12:29,734 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828017208] [2021-10-21 20:12:29,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:12:29,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:12:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:29,748 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:12:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:29,760 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:12:29,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 08:12:29 BoogieIcfgContainer [2021-10-21 20:12:29,828 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 20:12:29,829 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:12:29,829 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:12:29,842 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:12:29,843 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:12:20" (3/4) ... [2021-10-21 20:12:29,849 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-10-21 20:12:29,883 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 20:12:29,883 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:12:29,887 INFO L168 Benchmark]: Toolchain (without parser) took 9514.27 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 87.1 MB in the beginning and 47.8 MB in the end (delta: 39.2 MB). Peak memory consumption was 64.6 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:29,887 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 117.4 MB. Free memory was 69.8 MB in the beginning and 69.7 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:12:29,888 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.73 ms. Allocated memory is still 117.4 MB. Free memory was 86.8 MB in the beginning and 93.9 MB in the end (delta: -7.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:29,888 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.73 ms. Allocated memory is still 117.4 MB. Free memory was 93.9 MB in the beginning and 92.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:12:29,888 INFO L168 Benchmark]: Boogie Preprocessor took 24.21 ms. Allocated memory is still 117.4 MB. Free memory was 92.5 MB in the beginning and 91.8 MB in the end (delta: 713.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:29,889 INFO L168 Benchmark]: RCFGBuilder took 214.37 ms. Allocated memory is still 117.4 MB. Free memory was 91.8 MB in the beginning and 84.1 MB in the end (delta: 7.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:29,890 INFO L168 Benchmark]: BuchiAutomizer took 8921.39 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 84.1 MB in the beginning and 49.9 MB in the end (delta: 34.2 MB). Peak memory consumption was 61.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:29,890 INFO L168 Benchmark]: Witness Printer took 54.83 ms. Allocated memory is still 142.6 MB. Free memory was 49.9 MB in the beginning and 47.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:29,893 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 117.4 MB. Free memory was 69.8 MB in the beginning and 69.7 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 246.73 ms. Allocated memory is still 117.4 MB. Free memory was 86.8 MB in the beginning and 93.9 MB in the end (delta: -7.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.73 ms. Allocated memory is still 117.4 MB. Free memory was 93.9 MB in the beginning and 92.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 24.21 ms. Allocated memory is still 117.4 MB. Free memory was 92.5 MB in the beginning and 91.8 MB in the end (delta: 713.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 214.37 ms. Allocated memory is still 117.4 MB. Free memory was 91.8 MB in the beginning and 84.1 MB in the end (delta: 7.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 8921.39 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 84.1 MB in the beginning and 49.9 MB in the end (delta: 34.2 MB). Peak memory consumption was 61.4 MB. Max. memory is 16.1 GB. * Witness Printer took 54.83 ms. Allocated memory is still 142.6 MB. Free memory was 49.9 MB in the beginning and 47.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. 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 (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 8.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 13.7ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 5 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 12 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.9ms Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital14 mio100 ax185 hnf100 lsp53 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq128 hnf94 smp100 dnf141 smp100 tf108 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 49ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 14]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2dbe1e77=0, \result=0, x=-5} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 14]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L13] int x = __VERIFIER_nondet_int(); Loop: [L14] COND TRUE x!=0 [L15] COND TRUE -5 <= x && x <= 35 [L16] COND TRUE x < 0 [L17] x = -5 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-10-21 20:12:29,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_157d18e8-ca60-45f3-ba42-7dc5782d27b2/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...