./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.6.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f8e1c903 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.6.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 71881827e42af7e93d8d7789f21cf70c42c80b5b7128690239afcf02ba9daf37 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 08:30:09,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 08:30:09,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 08:30:09,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 08:30:09,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 08:30:09,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 08:30:09,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 08:30:09,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 08:30:09,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 08:30:09,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 08:30:09,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 08:30:09,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 08:30:09,494 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 08:30:09,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 08:30:09,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 08:30:09,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 08:30:09,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 08:30:09,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 08:30:09,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 08:30:09,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 08:30:09,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 08:30:09,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 08:30:09,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 08:30:09,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 08:30:09,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 08:30:09,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 08:30:09,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 08:30:09,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 08:30:09,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 08:30:09,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 08:30:09,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 08:30:09,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 08:30:09,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 08:30:09,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 08:30:09,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 08:30:09,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 08:30:09,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 08:30:09,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 08:30:09,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 08:30:09,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 08:30:09,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 08:30:09,531 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-09 08:30:09,559 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 08:30:09,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 08:30:09,560 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 08:30:09,560 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 08:30:09,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 08:30:09,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 08:30:09,561 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 08:30:09,562 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-09 08:30:09,562 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-09 08:30:09,562 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-09 08:30:09,562 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-09 08:30:09,562 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-09 08:30:09,563 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-09 08:30:09,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 08:30:09,563 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 08:30:09,563 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-09 08:30:09,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 08:30:09,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 08:30:09,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 08:30:09,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-09 08:30:09,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-09 08:30:09,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-09 08:30:09,564 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 08:30:09,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 08:30:09,565 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-09 08:30:09,565 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 08:30:09,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-09 08:30:09,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 08:30:09,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 08:30:09,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 08:30:09,566 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-09 08:30:09,566 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-09 08:30:09,567 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-09 08:30:09,568 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_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71881827e42af7e93d8d7789f21cf70c42c80b5b7128690239afcf02ba9daf37 [2021-11-09 08:30:09,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 08:30:09,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 08:30:09,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 08:30:09,892 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 08:30:09,894 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 08:30:09,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.6.ufo.UNBOUNDED.pals.c [2021-11-09 08:30:09,976 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/data/0ca5076db/59e8899e3e47405d9d06d5053bb41ea2/FLAGbb73c24ec [2021-11-09 08:30:10,485 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 08:30:10,485 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/sv-benchmarks/c/seq-mthreaded/pals_lcr.6.ufo.UNBOUNDED.pals.c [2021-11-09 08:30:10,495 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/data/0ca5076db/59e8899e3e47405d9d06d5053bb41ea2/FLAGbb73c24ec [2021-11-09 08:30:10,824 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/data/0ca5076db/59e8899e3e47405d9d06d5053bb41ea2 [2021-11-09 08:30:10,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 08:30:10,828 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 08:30:10,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 08:30:10,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 08:30:10,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 08:30:10,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 08:30:10" (1/1) ... [2021-11-09 08:30:10,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b770c5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:30:10, skipping insertion in model container [2021-11-09 08:30:10,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 08:30:10" (1/1) ... [2021-11-09 08:30:10,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 08:30:10,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 08:30:11,161 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/sv-benchmarks/c/seq-mthreaded/pals_lcr.6.ufo.UNBOUNDED.pals.c[15103,15116] [2021-11-09 08:30:11,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 08:30:11,177 INFO L203 MainTranslator]: Completed pre-run [2021-11-09 08:30:11,282 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/sv-benchmarks/c/seq-mthreaded/pals_lcr.6.ufo.UNBOUNDED.pals.c[15103,15116] [2021-11-09 08:30:11,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 08:30:11,315 INFO L208 MainTranslator]: Completed translation [2021-11-09 08:30:11,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:30:11 WrapperNode [2021-11-09 08:30:11,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 08:30:11,317 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-09 08:30:11,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-09 08:30:11,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-09 08:30:11,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:30:11" (1/1) ... [2021-11-09 08:30:11,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:30:11" (1/1) ... [2021-11-09 08:30:11,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-09 08:30:11,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-09 08:30:11,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-09 08:30:11,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-09 08:30:11,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:30:11" (1/1) ... [2021-11-09 08:30:11,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:30:11" (1/1) ... [2021-11-09 08:30:11,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:30:11" (1/1) ... [2021-11-09 08:30:11,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:30:11" (1/1) ... [2021-11-09 08:30:11,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:30:11" (1/1) ... [2021-11-09 08:30:11,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:30:11" (1/1) ... [2021-11-09 08:30:11,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:30:11" (1/1) ... [2021-11-09 08:30:11,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-09 08:30:11,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-09 08:30:11,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-09 08:30:11,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-09 08:30:11,456 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:30:11" (1/1) ... [2021-11-09 08:30:11,463 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:11,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:11,491 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:11,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-09 08:30:11,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-09 08:30:11,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-09 08:30:11,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-09 08:30:11,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-09 08:30:12,116 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-09 08:30:12,116 INFO L299 CfgBuilder]: Removed 25 assume(true) statements. [2021-11-09 08:30:12,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 08:30:12 BoogieIcfgContainer [2021-11-09 08:30:12,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-09 08:30:12,120 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-09 08:30:12,120 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-09 08:30:12,128 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-09 08:30:12,129 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-09 08:30:12,129 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 08:30:10" (1/3) ... [2021-11-09 08:30:12,131 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@582ea358 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 08:30:12, skipping insertion in model container [2021-11-09 08:30:12,131 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-09 08:30:12,131 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 08:30:11" (2/3) ... [2021-11-09 08:30:12,132 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@582ea358 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 08:30:12, skipping insertion in model container [2021-11-09 08:30:12,132 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-09 08:30:12,133 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 08:30:12" (3/3) ... [2021-11-09 08:30:12,135 INFO L389 chiAutomizerObserver]: Analyzing ICFG pals_lcr.6.ufo.UNBOUNDED.pals.c [2021-11-09 08:30:12,186 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-09 08:30:12,187 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-09 08:30:12,187 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-09 08:30:12,187 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-09 08:30:12,187 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-09 08:30:12,187 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-09 08:30:12,188 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-09 08:30:12,188 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-09 08:30:12,208 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 110 states, 109 states have (on average 1.7339449541284404) internal successors, (189), 109 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:12,239 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2021-11-09 08:30:12,239 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 08:30:12,240 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 08:30:12,249 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:12,250 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:12,250 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-09 08:30:12,251 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 110 states, 109 states have (on average 1.7339449541284404) internal successors, (189), 109 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:12,260 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2021-11-09 08:30:12,260 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 08:30:12,261 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 08:30:12,262 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:12,263 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:12,270 INFO L791 eck$LassoCheckResult]: Stem: 101#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 37#L-1true havoc main_#res;havoc main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~ret38, main_#t~ret39, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet13;havoc main_#t~nondet13;~id1~0 := main_#t~nondet14;havoc main_#t~nondet14;~st1~0 := main_#t~nondet15;havoc main_#t~nondet15;~send1~0 := main_#t~nondet16;havoc main_#t~nondet16;~mode1~0 := main_#t~nondet17;havoc main_#t~nondet17;~id2~0 := main_#t~nondet18;havoc main_#t~nondet18;~st2~0 := main_#t~nondet19;havoc main_#t~nondet19;~send2~0 := main_#t~nondet20;havoc main_#t~nondet20;~mode2~0 := main_#t~nondet21;havoc main_#t~nondet21;~id3~0 := main_#t~nondet22;havoc main_#t~nondet22;~st3~0 := main_#t~nondet23;havoc main_#t~nondet23;~send3~0 := main_#t~nondet24;havoc main_#t~nondet24;~mode3~0 := main_#t~nondet25;havoc main_#t~nondet25;~id4~0 := main_#t~nondet26;havoc main_#t~nondet26;~st4~0 := main_#t~nondet27;havoc main_#t~nondet27;~send4~0 := main_#t~nondet28;havoc main_#t~nondet28;~mode4~0 := main_#t~nondet29;havoc main_#t~nondet29;~id5~0 := main_#t~nondet30;havoc main_#t~nondet30;~st5~0 := main_#t~nondet31;havoc main_#t~nondet31;~send5~0 := main_#t~nondet32;havoc main_#t~nondet32;~mode5~0 := main_#t~nondet33;havoc main_#t~nondet33;~id6~0 := main_#t~nondet34;havoc main_#t~nondet34;~st6~0 := main_#t~nondet35;havoc main_#t~nondet35;~send6~0 := main_#t~nondet36;havoc main_#t~nondet36;~mode6~0 := main_#t~nondet37;havoc main_#t~nondet37;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 78#L231true assume !(0 == ~r1~0 % 256);init_~tmp~0 := 0; 41#L231-1true init_#res := init_~tmp~0; 43#L392true main_#t~ret38 := init_#res;main_~i2~0 := main_#t~ret38;havoc main_#t~ret38;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 39#L22true assume !(0 == assume_abort_if_not_~cond); 89#L21true ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0 := 0; 102#L497true [2021-11-09 08:30:12,272 INFO L793 eck$LassoCheckResult]: Loop: 102#L497true assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 20#L78true assume !(0 != ~mode1~0 % 256); 86#L95true assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 91#L95-2true ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 40#L78-2true havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 106#L107true assume !(0 != ~mode2~0 % 256); 42#L120true assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 30#L120-2true ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 63#L107-2true havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 107#L132true assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 95#L135true assume !(node3_~m3~0 != ~nomsg~0); 13#L135-1true ~mode3~0 := 0; 81#L132-2true havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 6#L157true assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 88#L160true assume !(node4_~m4~0 != ~nomsg~0); 32#L160-1true ~mode4~0 := 0; 44#L157-2true havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 92#L182true assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 90#L185true assume !(node5_~m5~0 != ~nomsg~0); 99#L185-1true ~mode5~0 := 0; 18#L182-2true havoc node6_#t~ite12, node6_~m6~0;havoc node6_~m6~0;node6_~m6~0 := ~nomsg~0; 73#L207true assume 0 != ~mode6~0 % 256;node6_~m6~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 9#L210true assume !(node6_~m6~0 != ~nomsg~0); 28#L210-1true ~mode6~0 := 0; 85#L207-2true ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 75#L400true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);check_~tmp~1 := 0; 69#L400-1true check_#res := check_~tmp~1; 36#L420true main_#t~ret39 := check_#res;main_~c1~0 := main_#t~ret39;havoc main_#t~ret39;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 38#L502true assume !(0 == assert_~arg % 256); 102#L497true [2021-11-09 08:30:12,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:12,278 INFO L85 PathProgramCache]: Analyzing trace with hash 2030119858, now seen corresponding path program 1 times [2021-11-09 08:30:12,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:12,288 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888702018] [2021-11-09 08:30:12,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:12,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:30:12,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:30:12,538 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:30:12,538 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888702018] [2021-11-09 08:30:12,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888702018] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:30:12,539 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:30:12,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-09 08:30:12,541 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335741181] [2021-11-09 08:30:12,546 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-09 08:30:12,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:12,547 INFO L85 PathProgramCache]: Analyzing trace with hash 1619259305, now seen corresponding path program 1 times [2021-11-09 08:30:12,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:12,548 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694523194] [2021-11-09 08:30:12,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:12,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:30:12,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:30:12,787 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:30:12,788 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694523194] [2021-11-09 08:30:12,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694523194] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:30:12,788 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:30:12,788 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-09 08:30:12,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231936089] [2021-11-09 08:30:12,790 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-09 08:30:12,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:30:12,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-09 08:30:12,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-09 08:30:12,806 INFO L87 Difference]: Start difference. First operand has 110 states, 109 states have (on average 1.7339449541284404) internal successors, (189), 109 states have internal predecessors, (189), 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 5 states, 5 states have (on average 1.4) internal successors, (7), 5 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) [2021-11-09 08:30:12,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:30:12,962 INFO L93 Difference]: Finished difference Result 109 states and 184 transitions. [2021-11-09 08:30:12,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-09 08:30:12,964 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 109 states and 184 transitions. [2021-11-09 08:30:12,978 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 59 [2021-11-09 08:30:12,984 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 109 states to 105 states and 141 transitions. [2021-11-09 08:30:12,985 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 105 [2021-11-09 08:30:12,986 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 105 [2021-11-09 08:30:12,992 INFO L73 IsDeterministic]: Start isDeterministic. Operand 105 states and 141 transitions. [2021-11-09 08:30:12,993 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-09 08:30:12,993 INFO L681 BuchiCegarLoop]: Abstraction has 105 states and 141 transitions. [2021-11-09 08:30:13,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states and 141 transitions. [2021-11-09 08:30:13,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-11-09 08:30:13,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 105 states have (on average 1.3428571428571427) internal successors, (141), 104 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:13,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 141 transitions. [2021-11-09 08:30:13,035 INFO L704 BuchiCegarLoop]: Abstraction has 105 states and 141 transitions. [2021-11-09 08:30:13,035 INFO L587 BuchiCegarLoop]: Abstraction has 105 states and 141 transitions. [2021-11-09 08:30:13,035 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-09 08:30:13,035 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 105 states and 141 transitions. [2021-11-09 08:30:13,040 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 59 [2021-11-09 08:30:13,040 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 08:30:13,040 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 08:30:13,043 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:13,043 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:13,043 INFO L791 eck$LassoCheckResult]: Stem: 341#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 292#L-1 havoc main_#res;havoc main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~ret38, main_#t~ret39, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet13;havoc main_#t~nondet13;~id1~0 := main_#t~nondet14;havoc main_#t~nondet14;~st1~0 := main_#t~nondet15;havoc main_#t~nondet15;~send1~0 := main_#t~nondet16;havoc main_#t~nondet16;~mode1~0 := main_#t~nondet17;havoc main_#t~nondet17;~id2~0 := main_#t~nondet18;havoc main_#t~nondet18;~st2~0 := main_#t~nondet19;havoc main_#t~nondet19;~send2~0 := main_#t~nondet20;havoc main_#t~nondet20;~mode2~0 := main_#t~nondet21;havoc main_#t~nondet21;~id3~0 := main_#t~nondet22;havoc main_#t~nondet22;~st3~0 := main_#t~nondet23;havoc main_#t~nondet23;~send3~0 := main_#t~nondet24;havoc main_#t~nondet24;~mode3~0 := main_#t~nondet25;havoc main_#t~nondet25;~id4~0 := main_#t~nondet26;havoc main_#t~nondet26;~st4~0 := main_#t~nondet27;havoc main_#t~nondet27;~send4~0 := main_#t~nondet28;havoc main_#t~nondet28;~mode4~0 := main_#t~nondet29;havoc main_#t~nondet29;~id5~0 := main_#t~nondet30;havoc main_#t~nondet30;~st5~0 := main_#t~nondet31;havoc main_#t~nondet31;~send5~0 := main_#t~nondet32;havoc main_#t~nondet32;~mode5~0 := main_#t~nondet33;havoc main_#t~nondet33;~id6~0 := main_#t~nondet34;havoc main_#t~nondet34;~st6~0 := main_#t~nondet35;havoc main_#t~nondet35;~send6~0 := main_#t~nondet36;havoc main_#t~nondet36;~mode6~0 := main_#t~nondet37;havoc main_#t~nondet37;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 293#L231 assume 0 == ~r1~0 % 256; 332#L232 assume ~id1~0 >= 0; 321#L233 assume 0 == ~st1~0; 322#L234 assume ~send1~0 == ~id1~0; 328#L235 assume 0 == ~mode1~0 % 256; 312#L236 assume ~id2~0 >= 0; 313#L237 assume 0 == ~st2~0; 279#L238 assume ~send2~0 == ~id2~0; 280#L239 assume 0 == ~mode2~0 % 256; 277#L240 assume ~id3~0 >= 0; 278#L241 assume 0 == ~st3~0; 282#L242 assume ~send3~0 == ~id3~0; 331#L243 assume 0 == ~mode3~0 % 256; 245#L244 assume ~id4~0 >= 0; 246#L245 assume 0 == ~st4~0; 281#L246 assume ~send4~0 == ~id4~0; 316#L247 assume 0 == ~mode4~0 % 256; 340#L248 assume ~id5~0 >= 0; 240#L249 assume 0 == ~st5~0; 241#L250 assume ~send5~0 == ~id5~0; 334#L251 assume 0 == ~mode5~0 % 256; 304#L252 assume ~id6~0 >= 0; 305#L253 assume 0 == ~st6~0; 308#L254 assume ~send6~0 == ~id6~0; 264#L255 assume 0 == ~mode6~0 % 256; 265#L256 assume ~id1~0 != ~id2~0; 306#L257 assume ~id1~0 != ~id3~0; 285#L258 assume ~id1~0 != ~id4~0; 286#L259 assume ~id1~0 != ~id5~0; 323#L260 assume ~id1~0 != ~id6~0; 324#L261 assume ~id2~0 != ~id3~0; 309#L262 assume ~id2~0 != ~id4~0; 310#L263 assume ~id2~0 != ~id5~0; 314#L264 assume ~id2~0 != ~id6~0; 315#L265 assume ~id3~0 != ~id4~0; 255#L266 assume ~id3~0 != ~id5~0; 256#L267 assume ~id3~0 != ~id6~0; 270#L268 assume ~id4~0 != ~id5~0; 271#L269 assume ~id4~0 != ~id6~0; 250#L270 assume ~id5~0 != ~id6~0;init_~tmp~0 := 1; 251#L231-1 init_#res := init_~tmp~0; 299#L392 main_#t~ret38 := init_#res;main_~i2~0 := main_#t~ret38;havoc main_#t~ret38;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 295#L22 assume !(0 == assume_abort_if_not_~cond); 296#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0 := 0; 294#L497 [2021-11-09 08:30:13,044 INFO L793 eck$LassoCheckResult]: Loop: 294#L497 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 274#L78 assume !(0 != ~mode1~0 % 256); 275#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 335#L95-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 297#L78-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 298#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 326#L110 assume !(node2_~m2~0 != ~nomsg~0); 266#L110-1 ~mode2~0 := 0; 267#L107-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 325#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 339#L135 assume !(node3_~m3~0 != ~nomsg~0); 260#L135-1 ~mode3~0 := 0; 261#L132-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 242#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 243#L160 assume !(node4_~m4~0 != ~nomsg~0); 258#L160-1 ~mode4~0 := 0; 287#L157-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 301#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 336#L185 assume !(node5_~m5~0 != ~nomsg~0); 318#L185-1 ~mode5~0 := 0; 272#L182-2 havoc node6_#t~ite12, node6_~m6~0;havoc node6_~m6~0;node6_~m6~0 := ~nomsg~0; 273#L207 assume !(0 != ~mode6~0 % 256); 320#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite12 := ~send6~0; 303#L220-2 ~p6_new~0 := (if node6_#t~ite12 % 256 <= 127 then node6_#t~ite12 % 256 else node6_#t~ite12 % 256 - 256);havoc node6_#t~ite12;~mode6~0 := 1; 283#L207-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 330#L400 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);check_~tmp~1 := 0; 327#L400-1 check_#res := check_~tmp~1; 290#L420 main_#t~ret39 := check_#res;main_~c1~0 := main_#t~ret39;havoc main_#t~ret39;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 291#L502 assume !(0 == assert_~arg % 256); 294#L497 [2021-11-09 08:30:13,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:13,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 1 times [2021-11-09 08:30:13,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:13,045 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739955844] [2021-11-09 08:30:13,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:13,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:13,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:13,087 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 08:30:13,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:13,170 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 08:30:13,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:13,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1919630423, now seen corresponding path program 1 times [2021-11-09 08:30:13,171 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:13,172 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297183045] [2021-11-09 08:30:13,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:13,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:30:13,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:30:13,268 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:30:13,269 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297183045] [2021-11-09 08:30:13,269 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297183045] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:30:13,269 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:30:13,269 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-09 08:30:13,270 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463942304] [2021-11-09 08:30:13,270 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-09 08:30:13,270 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:30:13,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-09 08:30:13,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-09 08:30:13,272 INFO L87 Difference]: Start difference. First operand 105 states and 141 transitions. cyclomatic complexity: 37 Second operand has 5 states, 4 states have (on average 7.25) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:13,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:30:13,318 INFO L93 Difference]: Finished difference Result 108 states and 143 transitions. [2021-11-09 08:30:13,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-09 08:30:13,319 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 108 states and 143 transitions. [2021-11-09 08:30:13,321 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 59 [2021-11-09 08:30:13,322 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 108 states to 105 states and 138 transitions. [2021-11-09 08:30:13,323 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 105 [2021-11-09 08:30:13,323 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 105 [2021-11-09 08:30:13,323 INFO L73 IsDeterministic]: Start isDeterministic. Operand 105 states and 138 transitions. [2021-11-09 08:30:13,324 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-09 08:30:13,324 INFO L681 BuchiCegarLoop]: Abstraction has 105 states and 138 transitions. [2021-11-09 08:30:13,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states and 138 transitions. [2021-11-09 08:30:13,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-11-09 08:30:13,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 105 states have (on average 1.3142857142857143) internal successors, (138), 104 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:13,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 138 transitions. [2021-11-09 08:30:13,332 INFO L704 BuchiCegarLoop]: Abstraction has 105 states and 138 transitions. [2021-11-09 08:30:13,332 INFO L587 BuchiCegarLoop]: Abstraction has 105 states and 138 transitions. [2021-11-09 08:30:13,332 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-09 08:30:13,333 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 105 states and 138 transitions. [2021-11-09 08:30:13,334 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 59 [2021-11-09 08:30:13,334 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 08:30:13,334 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 08:30:13,336 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:13,337 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:13,337 INFO L791 eck$LassoCheckResult]: Stem: 566#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 517#L-1 havoc main_#res;havoc main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~ret38, main_#t~ret39, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet13;havoc main_#t~nondet13;~id1~0 := main_#t~nondet14;havoc main_#t~nondet14;~st1~0 := main_#t~nondet15;havoc main_#t~nondet15;~send1~0 := main_#t~nondet16;havoc main_#t~nondet16;~mode1~0 := main_#t~nondet17;havoc main_#t~nondet17;~id2~0 := main_#t~nondet18;havoc main_#t~nondet18;~st2~0 := main_#t~nondet19;havoc main_#t~nondet19;~send2~0 := main_#t~nondet20;havoc main_#t~nondet20;~mode2~0 := main_#t~nondet21;havoc main_#t~nondet21;~id3~0 := main_#t~nondet22;havoc main_#t~nondet22;~st3~0 := main_#t~nondet23;havoc main_#t~nondet23;~send3~0 := main_#t~nondet24;havoc main_#t~nondet24;~mode3~0 := main_#t~nondet25;havoc main_#t~nondet25;~id4~0 := main_#t~nondet26;havoc main_#t~nondet26;~st4~0 := main_#t~nondet27;havoc main_#t~nondet27;~send4~0 := main_#t~nondet28;havoc main_#t~nondet28;~mode4~0 := main_#t~nondet29;havoc main_#t~nondet29;~id5~0 := main_#t~nondet30;havoc main_#t~nondet30;~st5~0 := main_#t~nondet31;havoc main_#t~nondet31;~send5~0 := main_#t~nondet32;havoc main_#t~nondet32;~mode5~0 := main_#t~nondet33;havoc main_#t~nondet33;~id6~0 := main_#t~nondet34;havoc main_#t~nondet34;~st6~0 := main_#t~nondet35;havoc main_#t~nondet35;~send6~0 := main_#t~nondet36;havoc main_#t~nondet36;~mode6~0 := main_#t~nondet37;havoc main_#t~nondet37;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 518#L231 assume 0 == ~r1~0 % 256; 557#L232 assume ~id1~0 >= 0; 546#L233 assume 0 == ~st1~0; 547#L234 assume ~send1~0 == ~id1~0; 553#L235 assume 0 == ~mode1~0 % 256; 537#L236 assume ~id2~0 >= 0; 538#L237 assume 0 == ~st2~0; 504#L238 assume ~send2~0 == ~id2~0; 505#L239 assume 0 == ~mode2~0 % 256; 502#L240 assume ~id3~0 >= 0; 503#L241 assume 0 == ~st3~0; 507#L242 assume ~send3~0 == ~id3~0; 556#L243 assume 0 == ~mode3~0 % 256; 470#L244 assume ~id4~0 >= 0; 471#L245 assume 0 == ~st4~0; 506#L246 assume ~send4~0 == ~id4~0; 541#L247 assume 0 == ~mode4~0 % 256; 565#L248 assume ~id5~0 >= 0; 465#L249 assume 0 == ~st5~0; 466#L250 assume ~send5~0 == ~id5~0; 559#L251 assume 0 == ~mode5~0 % 256; 529#L252 assume ~id6~0 >= 0; 530#L253 assume 0 == ~st6~0; 533#L254 assume ~send6~0 == ~id6~0; 489#L255 assume 0 == ~mode6~0 % 256; 490#L256 assume ~id1~0 != ~id2~0; 531#L257 assume ~id1~0 != ~id3~0; 510#L258 assume ~id1~0 != ~id4~0; 511#L259 assume ~id1~0 != ~id5~0; 548#L260 assume ~id1~0 != ~id6~0; 549#L261 assume ~id2~0 != ~id3~0; 534#L262 assume ~id2~0 != ~id4~0; 535#L263 assume ~id2~0 != ~id5~0; 539#L264 assume ~id2~0 != ~id6~0; 540#L265 assume ~id3~0 != ~id4~0; 480#L266 assume ~id3~0 != ~id5~0; 481#L267 assume ~id3~0 != ~id6~0; 495#L268 assume ~id4~0 != ~id5~0; 496#L269 assume ~id4~0 != ~id6~0; 475#L270 assume ~id5~0 != ~id6~0;init_~tmp~0 := 1; 476#L231-1 init_#res := init_~tmp~0; 524#L392 main_#t~ret38 := init_#res;main_~i2~0 := main_#t~ret38;havoc main_#t~ret38;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 520#L22 assume !(0 == assume_abort_if_not_~cond); 521#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0 := 0; 519#L497 [2021-11-09 08:30:13,337 INFO L793 eck$LassoCheckResult]: Loop: 519#L497 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 499#L78 assume !(0 != ~mode1~0 % 256); 500#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 560#L95-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 522#L78-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 523#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 551#L110 assume !(node2_~m2~0 != ~nomsg~0); 491#L110-1 ~mode2~0 := 0; 492#L107-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 550#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 564#L135 assume !(node3_~m3~0 != ~nomsg~0); 485#L135-1 ~mode3~0 := 0; 486#L132-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 467#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 468#L160 assume !(node4_~m4~0 != ~nomsg~0); 483#L160-1 ~mode4~0 := 0; 512#L157-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 526#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 561#L185 assume !(node5_~m5~0 != ~nomsg~0); 543#L185-1 ~mode5~0 := 0; 497#L182-2 havoc node6_#t~ite12, node6_~m6~0;havoc node6_~m6~0;node6_~m6~0 := ~nomsg~0; 498#L207 assume !(0 != ~mode6~0 % 256); 545#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite12 := ~send6~0; 528#L220-2 ~p6_new~0 := (if node6_#t~ite12 % 256 <= 127 then node6_#t~ite12 % 256 else node6_#t~ite12 % 256 - 256);havoc node6_#t~ite12;~mode6~0 := 1; 508#L207-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 555#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 472#L401 assume ~r1~0 % 256 >= 6; 473#L405 assume ~r1~0 % 256 < 6;check_~tmp~1 := 1; 552#L400-1 check_#res := check_~tmp~1; 515#L420 main_#t~ret39 := check_#res;main_~c1~0 := main_#t~ret39;havoc main_#t~ret39;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 516#L502 assume !(0 == assert_~arg % 256); 519#L497 [2021-11-09 08:30:13,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:13,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 2 times [2021-11-09 08:30:13,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:13,339 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123918844] [2021-11-09 08:30:13,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:13,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:13,374 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 08:30:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:13,466 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 08:30:13,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:13,467 INFO L85 PathProgramCache]: Analyzing trace with hash 1332708345, now seen corresponding path program 1 times [2021-11-09 08:30:13,467 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:13,468 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132698675] [2021-11-09 08:30:13,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:13,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:13,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:30:13,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:30:13,541 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:30:13,541 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132698675] [2021-11-09 08:30:13,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132698675] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:30:13,542 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:30:13,542 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 08:30:13,542 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850636653] [2021-11-09 08:30:13,543 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-09 08:30:13,543 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:30:13,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 08:30:13,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 08:30:13,545 INFO L87 Difference]: Start difference. First operand 105 states and 138 transitions. cyclomatic complexity: 34 Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:13,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:30:13,588 INFO L93 Difference]: Finished difference Result 158 states and 219 transitions. [2021-11-09 08:30:13,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 08:30:13,588 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 158 states and 219 transitions. [2021-11-09 08:30:13,590 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 112 [2021-11-09 08:30:13,593 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 158 states to 158 states and 219 transitions. [2021-11-09 08:30:13,593 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 158 [2021-11-09 08:30:13,593 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 158 [2021-11-09 08:30:13,594 INFO L73 IsDeterministic]: Start isDeterministic. Operand 158 states and 219 transitions. [2021-11-09 08:30:13,595 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-09 08:30:13,595 INFO L681 BuchiCegarLoop]: Abstraction has 158 states and 219 transitions. [2021-11-09 08:30:13,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states and 219 transitions. [2021-11-09 08:30:13,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 156. [2021-11-09 08:30:13,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 156 states have (on average 1.3846153846153846) internal successors, (216), 155 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:13,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 216 transitions. [2021-11-09 08:30:13,605 INFO L704 BuchiCegarLoop]: Abstraction has 156 states and 216 transitions. [2021-11-09 08:30:13,605 INFO L587 BuchiCegarLoop]: Abstraction has 156 states and 216 transitions. [2021-11-09 08:30:13,605 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-09 08:30:13,605 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 156 states and 216 transitions. [2021-11-09 08:30:13,606 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 110 [2021-11-09 08:30:13,607 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 08:30:13,607 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 08:30:13,609 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:13,609 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:13,609 INFO L791 eck$LassoCheckResult]: Stem: 841#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 785#L-1 havoc main_#res;havoc main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~ret38, main_#t~ret39, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet13;havoc main_#t~nondet13;~id1~0 := main_#t~nondet14;havoc main_#t~nondet14;~st1~0 := main_#t~nondet15;havoc main_#t~nondet15;~send1~0 := main_#t~nondet16;havoc main_#t~nondet16;~mode1~0 := main_#t~nondet17;havoc main_#t~nondet17;~id2~0 := main_#t~nondet18;havoc main_#t~nondet18;~st2~0 := main_#t~nondet19;havoc main_#t~nondet19;~send2~0 := main_#t~nondet20;havoc main_#t~nondet20;~mode2~0 := main_#t~nondet21;havoc main_#t~nondet21;~id3~0 := main_#t~nondet22;havoc main_#t~nondet22;~st3~0 := main_#t~nondet23;havoc main_#t~nondet23;~send3~0 := main_#t~nondet24;havoc main_#t~nondet24;~mode3~0 := main_#t~nondet25;havoc main_#t~nondet25;~id4~0 := main_#t~nondet26;havoc main_#t~nondet26;~st4~0 := main_#t~nondet27;havoc main_#t~nondet27;~send4~0 := main_#t~nondet28;havoc main_#t~nondet28;~mode4~0 := main_#t~nondet29;havoc main_#t~nondet29;~id5~0 := main_#t~nondet30;havoc main_#t~nondet30;~st5~0 := main_#t~nondet31;havoc main_#t~nondet31;~send5~0 := main_#t~nondet32;havoc main_#t~nondet32;~mode5~0 := main_#t~nondet33;havoc main_#t~nondet33;~id6~0 := main_#t~nondet34;havoc main_#t~nondet34;~st6~0 := main_#t~nondet35;havoc main_#t~nondet35;~send6~0 := main_#t~nondet36;havoc main_#t~nondet36;~mode6~0 := main_#t~nondet37;havoc main_#t~nondet37;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 786#L231 assume 0 == ~r1~0 % 256; 828#L232 assume ~id1~0 >= 0; 815#L233 assume 0 == ~st1~0; 816#L234 assume ~send1~0 == ~id1~0; 824#L235 assume 0 == ~mode1~0 % 256; 806#L236 assume ~id2~0 >= 0; 807#L237 assume 0 == ~st2~0; 772#L238 assume ~send2~0 == ~id2~0; 773#L239 assume 0 == ~mode2~0 % 256; 770#L240 assume ~id3~0 >= 0; 771#L241 assume 0 == ~st3~0; 775#L242 assume ~send3~0 == ~id3~0; 827#L243 assume 0 == ~mode3~0 % 256; 739#L244 assume ~id4~0 >= 0; 740#L245 assume 0 == ~st4~0; 774#L246 assume ~send4~0 == ~id4~0; 810#L247 assume 0 == ~mode4~0 % 256; 837#L248 assume ~id5~0 >= 0; 734#L249 assume 0 == ~st5~0; 735#L250 assume ~send5~0 == ~id5~0; 830#L251 assume 0 == ~mode5~0 % 256; 798#L252 assume ~id6~0 >= 0; 799#L253 assume 0 == ~st6~0; 802#L254 assume ~send6~0 == ~id6~0; 757#L255 assume 0 == ~mode6~0 % 256; 758#L256 assume ~id1~0 != ~id2~0; 800#L257 assume ~id1~0 != ~id3~0; 778#L258 assume ~id1~0 != ~id4~0; 779#L259 assume ~id1~0 != ~id5~0; 817#L260 assume ~id1~0 != ~id6~0; 818#L261 assume ~id2~0 != ~id3~0; 803#L262 assume ~id2~0 != ~id4~0; 804#L263 assume ~id2~0 != ~id5~0; 808#L264 assume ~id2~0 != ~id6~0; 809#L265 assume ~id3~0 != ~id4~0; 748#L266 assume ~id3~0 != ~id5~0; 749#L267 assume ~id3~0 != ~id6~0; 763#L268 assume ~id4~0 != ~id5~0; 764#L269 assume ~id4~0 != ~id6~0; 743#L270 assume ~id5~0 != ~id6~0;init_~tmp~0 := 1; 744#L231-1 init_#res := init_~tmp~0; 792#L392 main_#t~ret38 := init_#res;main_~i2~0 := main_#t~ret38;havoc main_#t~ret38;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 788#L22 assume !(0 == assume_abort_if_not_~cond); 789#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0 := 0; 787#L497 [2021-11-09 08:30:13,609 INFO L793 eck$LassoCheckResult]: Loop: 787#L497 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 767#L78 assume !(0 != ~mode1~0 % 256); 768#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 831#L95-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 790#L78-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 791#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 821#L110 assume !(node2_~m2~0 != ~nomsg~0); 759#L110-1 ~mode2~0 := 0; 760#L107-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 842#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 836#L135 assume !(node3_~m3~0 != ~nomsg~0); 753#L135-1 ~mode3~0 := 0; 754#L132-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 736#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 737#L160 assume !(node4_~m4~0 != ~nomsg~0); 751#L160-1 ~mode4~0 := 0; 780#L157-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 856#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 832#L185 assume !(node5_~m5~0 != ~nomsg~0); 812#L185-1 ~mode5~0 := 0; 853#L182-2 havoc node6_#t~ite12, node6_~m6~0;havoc node6_~m6~0;node6_~m6~0 := ~nomsg~0; 852#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 849#L210 assume !(node6_~m6~0 != ~nomsg~0); 846#L210-1 ~mode6~0 := 0; 845#L207-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 844#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 843#L401 assume !(~r1~0 % 256 >= 6); 839#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 840#L405 assume ~r1~0 % 256 < 6;check_~tmp~1 := 1; 886#L400-1 check_#res := check_~tmp~1; 783#L420 main_#t~ret39 := check_#res;main_~c1~0 := main_#t~ret39;havoc main_#t~ret39;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 784#L502 assume !(0 == assert_~arg % 256); 787#L497 [2021-11-09 08:30:13,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:13,610 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 3 times [2021-11-09 08:30:13,610 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:13,611 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272985347] [2021-11-09 08:30:13,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:13,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:13,631 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 08:30:13,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:13,689 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 08:30:13,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:13,698 INFO L85 PathProgramCache]: Analyzing trace with hash 459505784, now seen corresponding path program 1 times [2021-11-09 08:30:13,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:13,699 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910227787] [2021-11-09 08:30:13,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:13,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:13,726 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 08:30:13,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:13,752 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 08:30:13,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:13,754 INFO L85 PathProgramCache]: Analyzing trace with hash -561653862, now seen corresponding path program 1 times [2021-11-09 08:30:13,754 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:13,755 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588612558] [2021-11-09 08:30:13,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:13,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:13,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:30:13,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:30:13,854 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:30:13,854 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588612558] [2021-11-09 08:30:13,854 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588612558] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:30:13,855 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:30:13,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 08:30:13,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501131927] [2021-11-09 08:30:15,107 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 08:30:15,108 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 08:30:15,108 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 08:30:15,108 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 08:30:15,109 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-09 08:30:15,109 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:15,109 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 08:30:15,110 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 08:30:15,118 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.6.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-11-09 08:30:15,119 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 08:30:15,119 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 08:30:15,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,166 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:15,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,332 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 08:30:17,333 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-09 08:30:17,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:17,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:17,343 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:17,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-09 08:30:17,345 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 08:30:17,345 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 08:30:17,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:17,386 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:17,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:17,395 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:17,413 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-09 08:30:17,413 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 08:30:17,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-09 08:30:17,643 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-09 08:30:17,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:17,648 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 08:30:17,648 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 08:30:17,648 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 08:30:17,648 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 08:30:17,649 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-09 08:30:17,649 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:17,649 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 08:30:17,649 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 08:30:17,649 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.6.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2021-11-09 08:30:17,649 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 08:30:17,649 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 08:30:17,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,678 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,829 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,848 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:17,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:19,899 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 08:30:19,904 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-09 08:30:19,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:19,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:19,912 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:19,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-09 08:30:19,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:19,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:19,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:19,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:19,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:19,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:19,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:19,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:19,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:19,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-09 08:30:19,953 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:19,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:19,954 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:19,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-09 08:30:19,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:19,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:19,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:19,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:19,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:19,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:19,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:19,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:19,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:19,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:19,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:19,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:19,995 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:19,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-09 08:30:19,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,006 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:20,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:20,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,035 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-09 08:30:20,039 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 [2021-11-09 08:30:20,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,051 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:20,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:20,124 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,125 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-09 08:30:20,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,144 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:20,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:20,169 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,170 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-09 08:30:20,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,182 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:20,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:20,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,206 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-09 08:30:20,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:20,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:20,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,261 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-09 08:30:20,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,273 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-11-09 08:30:20,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,312 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-09 08:30:20,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:20,373 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,374 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-09 08:30:20,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,393 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:20,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:20,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,430 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-09 08:30:20,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,440 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:20,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-11-09 08:30:20,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,470 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-09 08:30:20,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,483 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,484 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:20,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:20,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,514 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-09 08:30:20,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,534 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:20,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:20,560 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,561 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-09 08:30:20,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:20,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-11-09 08:30:20,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,599 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-09 08:30:20,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:20,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:20,671 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,675 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-09 08:30:20,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:20,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:20,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,736 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-09 08:30:20,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,753 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:20,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:20,779 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,780 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-09 08:30:20,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:20,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:20,847 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,848 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-09 08:30:20,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 08:30:20,861 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 08:30:20,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-11-09 08:30:20,888 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-09 08:30:20,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,890 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-09 08:30:20,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,899 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:20,900 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:20,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:20,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:20,944 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:20,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:20,945 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:20,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-09 08:30:20,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:20,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:20,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:20,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:20,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:20,954 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:20,955 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:20,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:20,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:21,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,004 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-09 08:30:21,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,013 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,014 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:21,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:21,074 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,076 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,092 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,094 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:21,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-09 08:30:21,106 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-11-09 08:30:21,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,131 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-09 08:30:21,133 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 [2021-11-09 08:30:21,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,141 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,141 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:21,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:21,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,186 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-09 08:30:21,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,195 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,196 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:21,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-11-09 08:30:21,232 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,233 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-09 08:30:21,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,243 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,244 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:21,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-11-09 08:30:21,266 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,267 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-09 08:30:21,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,280 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-11-09 08:30:21,280 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,330 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 08:30:21,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-11-09 08:30:21,398 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,401 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-09 08:30:21,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,410 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,411 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:21,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:21,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,432 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-09 08:30:21,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,442 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,444 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:21,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:21,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,503 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-09 08:30:21,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,520 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,521 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:21,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:21,543 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,544 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-09 08:30:21,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,552 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,553 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:21,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-11-09 08:30:21,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,574 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-09 08:30:21,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,584 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,585 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:21,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-11-09 08:30:21,607 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,608 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-09 08:30:21,610 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 [2021-11-09 08:30:21,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,618 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,619 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:21,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:21,678 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,687 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-09 08:30:21,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,700 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,702 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:21,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:21,729 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,730 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-09 08:30:21,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,739 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,740 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:21,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-11-09 08:30:21,760 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,761 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-09 08:30:21,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,770 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,771 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:21,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:21,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,805 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-09 08:30:21,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,814 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:21,815 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:21,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-11-09 08:30:21,870 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-09 08:30:21,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,872 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,896 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:21,899 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:21,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-09 08:30:21,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-11-09 08:30:21,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,935 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-09 08:30:21,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,943 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:21,944 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:21,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:21,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:21,968 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:21,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:21,968 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:21,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-09 08:30:21,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:21,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:21,977 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:21,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:21,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:21,977 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:21,978 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:21,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:21,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-09 08:30:22,003 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:22,004 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:22,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-09 08:30:22,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:22,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:22,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:22,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:22,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:22,012 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:22,014 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:22,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:22,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:22,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:22,077 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:22,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:22,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:22,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:22,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:22,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:22,089 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:22,090 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:22,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:22,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-09 08:30:22,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:22,125 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:22,126 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:22,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-09 08:30:22,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:22,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:22,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:22,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:22,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:22,134 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:22,148 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:22,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:22,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:22,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:22,199 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:22,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:22,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:22,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:22,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:22,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:22,219 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:22,221 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:22,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:22,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-09 08:30:22,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:22,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:22,274 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:22,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:22,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:22,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:22,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:22,291 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-11-09 08:30:22,291 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:22,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-09 08:30:22,365 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-09 08:30:22,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:22,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:22,487 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:22,488 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:22,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-09 08:30:22,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:22,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:22,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:22,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:22,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:22,523 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:22,524 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:22,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:22,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:22,570 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:22,573 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:22,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:22,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:22,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:22,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:22,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:22,588 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:22,589 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:22,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:22,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-09 08:30:22,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-09 08:30:22,632 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:22,633 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:22,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:22,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:22,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:22,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:22,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:22,650 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:22,653 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:22,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:22,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-09 08:30:22,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:22,701 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:22,702 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:22,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:22,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:22,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:22,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:22,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:22,714 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:22,715 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:22,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:22,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-09 08:30:22,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:22,761 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:22,764 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:22,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:22,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-09 08:30:22,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:22,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:22,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:22,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:22,775 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:22,777 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:22,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:22,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-11-09 08:30:22,800 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:22,801 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:22,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-09 08:30:22,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:22,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:22,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:22,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:22,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:22,812 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:22,814 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:22,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:22,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-11-09 08:30:22,850 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:22,850 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:22,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-09 08:30:22,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:22,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:22,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:22,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:22,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:22,859 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:22,862 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:22,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:22,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-11-09 08:30:22,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:22,886 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:22,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-09 08:30:22,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:22,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:22,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:22,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:22,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:22,899 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:22,900 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:22,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:22,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:22,921 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:22,923 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:22,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-09 08:30:22,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:22,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:22,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:22,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:22,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:22,932 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:22,932 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:22,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:22,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-11-09 08:30:22,954 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:22,955 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:22,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-09 08:30:22,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:22,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:22,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:22,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:22,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:22,965 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:22,966 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:22,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:22,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:22,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:22,998 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-09 08:30:22,998 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:22,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:23,011 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:23,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-09 08:30:23,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:23,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:23,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:23,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:23,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:23,020 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:23,022 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:23,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:23,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:23,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:23,045 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:23,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:23,046 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:23,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-09 08:30:23,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:23,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:23,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:23,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:23,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:23,055 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:23,056 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:23,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:23,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:23,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-11-09 08:30:23,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:23,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:23,078 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:23,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-09 08:30:23,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:23,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:23,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:23,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:23,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:23,088 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:23,095 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:23,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:23,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:23,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:23,117 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:23,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:23,117 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:23,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-09 08:30:23,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:23,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:23,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:23,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:23,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:23,127 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:23,128 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:23,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:23,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:23,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-11-09 08:30:23,151 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:23,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:23,151 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:23,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-09 08:30:23,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:23,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:23,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:23,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:23,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:23,160 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:23,160 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:23,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:23,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:23,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-11-09 08:30:23,181 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:23,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:23,182 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:23,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-09 08:30:23,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:23,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:23,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:23,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:23,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:23,191 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:23,192 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:23,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:23,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:23,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-09 08:30:23,222 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:23,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:23,223 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:23,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-09 08:30:23,225 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 [2021-11-09 08:30:23,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:23,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:23,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:23,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:23,233 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:23,242 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:23,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:23,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:23,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:23,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:23,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:23,315 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:23,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-09 08:30:23,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:23,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:23,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:23,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:23,333 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-11-09 08:30:23,333 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:23,415 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-11-09 08:30:23,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:23,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:23,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:23,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:23,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:23,568 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:23,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:23,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:23,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:23,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:23,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:23,587 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:23,589 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:23,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:23,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-09 08:30:23,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:23,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:23,642 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:23,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:23,643 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:23,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:23,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:23,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:23,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:23,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:23,658 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:23,660 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:23,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:23,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-09 08:30:23,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:23,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:23,714 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:23,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:23,719 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:23,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:23,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:23,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:23,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:23,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:23,733 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:23,737 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:23,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:23,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-09 08:30:23,754 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:23,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:23,785 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:23,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:23,786 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:23,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:23,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:23,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:23,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:23,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:23,797 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:23,798 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:23,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:23,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-09 08:30:23,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:23,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:23,840 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:23,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:23,841 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:23,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:23,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:23,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:23,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:23,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:23,854 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:23,856 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:23,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:23,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-09 08:30:23,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:23,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:23,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:23,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:23,907 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:23,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:23,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:23,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:23,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:23,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:23,919 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:23,922 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:23,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:23,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-09 08:30:23,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:23,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:23,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:23,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:23,975 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:23,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:23,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:23,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:23,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:23,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:23,986 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:23,988 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:23,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:23,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-09 08:30:23,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:24,011 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,011 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-09 08:30:24,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:24,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:24,020 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:24,020 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:24,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-11-09 08:30:24,041 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,042 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-09 08:30:24,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:24,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:24,050 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:24,051 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:24,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:24,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,072 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-09 08:30:24,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 08:30:24,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:24,091 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:24,092 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:24,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-11-09 08:30:24,113 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-09 08:30:24,113 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,114 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-09 08:30:24,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,122 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:24,122 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:24,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:24,123 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:24,134 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:24,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:24,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,196 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,208 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:24,208 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:24,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:24,209 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:24,210 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:24,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-09 08:30:24,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:24,254 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,255 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,266 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:24,266 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:24,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:24,267 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:24,267 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:24,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-09 08:30:24,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-11-09 08:30:24,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,290 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-09 08:30:24,315 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:24,315 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:24,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:24,315 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:24,316 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:24,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-11-09 08:30:24,338 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,339 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-09 08:30:24,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,347 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:24,347 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:24,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:24,348 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:24,348 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:24,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:24,369 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,370 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-09 08:30:24,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,378 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:24,378 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:24,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:24,378 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:24,379 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:24,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-11-09 08:30:24,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,402 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-09 08:30:24,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,410 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:24,411 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:24,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:24,411 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:24,412 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:24,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:24,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,436 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-09 08:30:24,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,446 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:24,446 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:24,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,446 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-11-09 08:30:24,447 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:24,505 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 08:30:24,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:24,665 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,666 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,684 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:24,684 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:24,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:24,685 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:24,685 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:24,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-09 08:30:24,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:24,732 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,733 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,735 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 [2021-11-09 08:30:24,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:24,744 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:24,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:24,745 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:24,746 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:24,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-09 08:30:24,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:24,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,800 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-09 08:30:24,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,811 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:24,811 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:24,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:24,812 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:24,813 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:24,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:24,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,862 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-09 08:30:24,877 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:24,878 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:24,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:24,878 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:24,879 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:24,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:24,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,935 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,948 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:24,948 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:24,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:24,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:24,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:24,948 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:24,950 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:24,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:24,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-09 08:30:24,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:24,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:24,995 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:24,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:24,996 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:24,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:24,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-09 08:30:25,005 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,005 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:25,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:25,005 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:25,006 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:25,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:25,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:25,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:25,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:25,030 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:25,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-09 08:30:25,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:25,038 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,038 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:25,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:25,039 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:25,045 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:25,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:25,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:25,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:25,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:25,083 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:25,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-09 08:30:25,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:25,090 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,091 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:25,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:25,091 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:25,091 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:25,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:25,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:25,111 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:25,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:25,112 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:25,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-09 08:30:25,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:25,121 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,121 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:25,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:25,121 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:25,122 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:25,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:25,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:25,175 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:25,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:25,176 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:25,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-09 08:30:25,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:25,184 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,184 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:25,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:25,185 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 08:30:25,186 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 08:30:25,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:25,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:25,209 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-09 08:30:25,209 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:25,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:25,210 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:25,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-09 08:30:25,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:25,218 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,218 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:25,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:25,218 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:25,220 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:25,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:25,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:25,245 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:25,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:25,246 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:25,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-09 08:30:25,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:25,254 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,254 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:25,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:25,254 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:25,255 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:25,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:25,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:25,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:25,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:25,277 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:25,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-09 08:30:25,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:25,286 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,286 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:25,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:25,287 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:25,287 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:25,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:25,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:25,308 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:25,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:25,309 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:25,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-09 08:30:25,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:25,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,317 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:25,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:25,318 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:25,319 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:25,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:25,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-11-09 08:30:25,343 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:25,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:25,344 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:25,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-09 08:30:25,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:25,353 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,353 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:25,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:25,353 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:25,354 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:25,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:25,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:25,376 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:25,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:25,377 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:25,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-09 08:30:25,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:25,385 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,385 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:25,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:25,385 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:25,386 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:25,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:25,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2021-11-09 08:30:25,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:25,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:25,410 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:25,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-09 08:30:25,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:25,419 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,419 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:25,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:25,419 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:25,423 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:25,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:25,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-11-09 08:30:25,457 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:25,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:25,458 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:25,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-09 08:30:25,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:25,468 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,468 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:25,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,469 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-11-09 08:30:25,469 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:25,542 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-09 08:30:25,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:25,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:25,847 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:25,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:25,848 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:25,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:25,860 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,860 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:25,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:25,860 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:25,861 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:25,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-09 08:30:25,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:25,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:25,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:25,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:25,912 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:25,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:25,923 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,923 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:25,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:25,924 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:25,926 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:25,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-09 08:30:25,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:25,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:25,975 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:25,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:25,976 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:25,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:25,987 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:25,987 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:25,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:25,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:25,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:25,988 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:25,990 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:25,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:25,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-09 08:30:26,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:26,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:26,038 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:26,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:26,039 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:26,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:26,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:26,050 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:26,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:26,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:26,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:26,050 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:26,051 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:26,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:26,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-11-09 08:30:26,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:26,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:26,099 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:26,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:26,100 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:26,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:26,111 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:26,111 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:26,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:26,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:26,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:26,111 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:26,114 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:26,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:26,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-11-09 08:30:26,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:26,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:26,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:26,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:26,163 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:26,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:26,174 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:26,174 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:26,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:26,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:26,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:26,174 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:26,177 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:26,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:26,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-11-09 08:30:26,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:26,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:26,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:26,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:26,225 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:26,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:26,235 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:26,236 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:26,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:26,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:26,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:26,236 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:26,238 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:26,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:26,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-11-09 08:30:26,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:26,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:26,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:26,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:26,288 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:26,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:26,299 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:26,299 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:26,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:26,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:26,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:26,300 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:26,300 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:26,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:26,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-11-09 08:30:26,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:26,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:26,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:26,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:26,324 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:26,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-11-09 08:30:26,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:26,333 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:26,333 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:26,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:26,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:26,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:26,333 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:26,334 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:26,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:26,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:26,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2021-11-09 08:30:26,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:26,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:26,368 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:26,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-11-09 08:30:26,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:26,376 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:26,376 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 08:30:26,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:26,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:26,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:26,377 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:26,378 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:26,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:26,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:26,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2021-11-09 08:30:26,400 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-09 08:30:26,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:26,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:26,401 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:26,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-11-09 08:30:26,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:26,409 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:26,409 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:26,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:26,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:26,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:26,410 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:26,411 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:26,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:26,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:26,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2021-11-09 08:30:26,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:26,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:26,467 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:26,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-11-09 08:30:26,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:26,491 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:26,491 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:26,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:26,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:26,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:26,491 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:26,492 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:26,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:26,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:26,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:26,541 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:26,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:26,542 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:26,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:26,561 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:26,561 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:26,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:26,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:26,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:26,562 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:26,563 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:26,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:26,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-11-09 08:30:26,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:26,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:26,617 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:26,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:26,618 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:26,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:26,629 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:26,629 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:26,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:26,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:26,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:26,629 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:26,632 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:26,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:26,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-11-09 08:30:26,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:26,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:26,682 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:26,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:26,683 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:26,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:26,694 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:26,694 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:26,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:26,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:26,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:26,694 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:26,696 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:26,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:26,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-11-09 08:30:26,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:26,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:26,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:26,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:26,745 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:26,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:26,757 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:26,757 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:26,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:26,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:26,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:26,758 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:26,760 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:26,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:26,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-11-09 08:30:26,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:26,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:26,807 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:26,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:26,808 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:26,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:26,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:26,820 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:26,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:26,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:26,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:26,820 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:26,823 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:26,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:26,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-11-09 08:30:26,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:26,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2021-11-09 08:30:26,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:26,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:26,862 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:26,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-11-09 08:30:26,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:26,874 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:26,874 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:26,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:26,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:26,875 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-11-09 08:30:26,875 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:26,963 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-11-09 08:30:26,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:27,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:27,308 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:27,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:27,309 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:27,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:27,321 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:27,321 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:27,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:27,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:27,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:27,322 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:27,323 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:27,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-11-09 08:30:27,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:27,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:27,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:27,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:27,372 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:27,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:27,384 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:27,384 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:27,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:27,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:27,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:27,385 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:27,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-11-09 08:30:27,387 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:27,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:27,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:27,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:27,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:27,443 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:27,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:27,454 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:27,454 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:27,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:27,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:27,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:27,455 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:27,458 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:27,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-11-09 08:30:27,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:27,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2021-11-09 08:30:27,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:27,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:27,511 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:27,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-11-09 08:30:27,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:27,519 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:27,519 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:27,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:27,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:27,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:27,520 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:27,521 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:27,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:27,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2021-11-09 08:30:27,543 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:27,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:27,544 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:27,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-11-09 08:30:27,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:27,552 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:27,553 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:27,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:27,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:27,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:27,553 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:27,555 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:27,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:27,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2021-11-09 08:30:27,607 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:27,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:27,608 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:27,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-11-09 08:30:27,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:27,617 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:27,617 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:27,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:27,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:27,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:27,618 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:27,620 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:27,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:27,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2021-11-09 08:30:27,650 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:27,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:27,651 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:27,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-11-09 08:30:27,652 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 [2021-11-09 08:30:27,659 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:27,659 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:27,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:27,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:27,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:27,660 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:27,662 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:27,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:27,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:27,690 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:27,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:27,691 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:27,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-11-09 08:30:27,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:27,700 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:27,700 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:27,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:27,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:27,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:27,700 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:27,701 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:27,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:27,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:27,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:27,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:27,732 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:27,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-11-09 08:30:27,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:27,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:27,744 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:27,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:27,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:27,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:27,745 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:27,745 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:27,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:27,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:27,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:27,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:27,769 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:27,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-11-09 08:30:27,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:27,779 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:27,780 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:27,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:27,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:27,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:27,780 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 08:30:27,781 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 08:30:27,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:27,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2021-11-09 08:30:27,809 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-09 08:30:27,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:27,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:27,810 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:27,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-11-09 08:30:27,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:27,818 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:27,819 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:27,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:27,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:27,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:27,819 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:27,820 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:27,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:27,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:27,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:27,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:27,843 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:27,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-11-09 08:30:27,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:27,852 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:27,852 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:27,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:27,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:27,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:27,852 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:27,854 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:27,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:27,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2021-11-09 08:30:27,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:27,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:27,880 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:27,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-11-09 08:30:27,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:27,889 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:27,889 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:27,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:27,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:27,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:27,889 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:27,890 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:27,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:27,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:27,911 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:27,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:27,912 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:27,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-11-09 08:30:27,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:27,920 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:27,920 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:27,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:27,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:27,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:27,920 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:27,922 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:27,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:27,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:27,944 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:27,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:27,945 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:27,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-11-09 08:30:27,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:27,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:27,953 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:27,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:27,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:27,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:27,954 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:27,954 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:27,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:27,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:28,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2021-11-09 08:30:28,003 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:28,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:28,004 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:28,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-11-09 08:30:28,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:28,012 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:28,012 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:28,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:28,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:28,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:28,012 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:28,014 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:28,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:28,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:28,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:28,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:28,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:28,062 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:28,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-11-09 08:30:28,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:28,078 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:28,078 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:28,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:28,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:28,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:28,078 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:28,080 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:28,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:28,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:28,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:28,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:28,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:28,103 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:28,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-11-09 08:30:28,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:28,113 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:28,113 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:28,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:28,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:28,114 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-11-09 08:30:28,114 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:28,172 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-09 08:30:28,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:28,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:28,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:28,351 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:28,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:28,352 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:28,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:28,364 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:28,364 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:28,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:28,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:28,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:28,364 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:28,365 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:28,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:28,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-11-09 08:30:28,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:28,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:28,415 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:28,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:28,416 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:28,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:28,428 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:28,428 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:28,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:28,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:28,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:28,428 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:28,430 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:28,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:28,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-11-09 08:30:28,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:28,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:28,480 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:28,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:28,483 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:28,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:28,495 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:28,495 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:28,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:28,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:28,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:28,495 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:28,497 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:28,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:28,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-11-09 08:30:28,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:28,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:28,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:28,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:28,552 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:28,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:28,563 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:28,564 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:28,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:28,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:28,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:28,564 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:28,565 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:28,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:28,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-11-09 08:30:28,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:28,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:28,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:28,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:28,613 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:28,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:28,625 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:28,625 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:28,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:28,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:28,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:28,625 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:28,627 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:28,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:28,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-11-09 08:30:28,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:28,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:28,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:28,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:28,674 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:28,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:28,686 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:28,686 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:28,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:28,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:28,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:28,687 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:28,705 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:28,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:28,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-11-09 08:30:28,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:28,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:28,755 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:28,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:28,756 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:28,758 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 [2021-11-09 08:30:28,768 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:28,768 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:28,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:28,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:28,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:28,769 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:28,771 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:28,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:28,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-11-09 08:30:28,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:28,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:28,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:28,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:28,820 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:28,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:28,832 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:28,832 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:28,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:28,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:28,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:28,833 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:28,834 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:28,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:28,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-11-09 08:30:28,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:28,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:28,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:28,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:28,882 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:28,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:28,894 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:28,894 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:28,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:28,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:28,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:28,895 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:28,895 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:28,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:28,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-11-09 08:30:28,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:28,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:28,945 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:28,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:28,946 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:28,948 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 [2021-11-09 08:30:28,959 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:28,959 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 08:30:28,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:28,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:28,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:28,959 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 08:30:28,960 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 08:30:28,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:28,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-11-09 08:30:28,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:29,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:29,006 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-09 08:30:29,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:29,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:29,011 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:29,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:29,023 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:29,023 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:29,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:29,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:29,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:29,024 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:29,027 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:29,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:29,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-11-09 08:30:29,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:29,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2021-11-09 08:30:29,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:29,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:29,063 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:29,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2021-11-09 08:30:29,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:29,072 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:29,072 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:29,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:29,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:29,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:29,073 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:29,073 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:29,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:29,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:29,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:29,111 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:29,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:29,111 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:29,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2021-11-09 08:30:29,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:29,120 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:29,120 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:29,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:29,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:29,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:29,121 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:29,121 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:29,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:29,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:29,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2021-11-09 08:30:29,146 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:29,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:29,147 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:29,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2021-11-09 08:30:29,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:29,156 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:29,156 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:29,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:29,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:29,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:29,156 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:29,158 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:29,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:29,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:29,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2021-11-09 08:30:29,186 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:29,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:29,187 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:29,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2021-11-09 08:30:29,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:29,196 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:29,196 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:29,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:29,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:29,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:29,197 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:29,197 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:29,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:29,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:29,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:29,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:29,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:29,265 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:29,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:29,286 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:29,286 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:29,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:29,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:29,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:29,286 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:29,289 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:29,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:29,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2021-11-09 08:30:29,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:29,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:29,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:29,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:29,337 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:29,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:29,349 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:29,350 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:29,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:29,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:29,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:29,350 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:29,353 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:29,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:29,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2021-11-09 08:30:29,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:29,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:29,384 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:29,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:29,386 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:29,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2021-11-09 08:30:29,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:29,399 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:29,400 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:29,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:29,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:29,400 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2021-11-09 08:30:29,400 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:29,522 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-11-09 08:30:29,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:29,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:29,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:29,853 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:29,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:29,854 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:29,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:29,870 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:29,870 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:29,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:29,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:29,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:29,870 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:29,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:29,872 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:29,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2021-11-09 08:30:29,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:29,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:29,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:29,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:29,921 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:29,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:29,932 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:29,932 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:29,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:29,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:29,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:29,933 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:29,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2021-11-09 08:30:29,935 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:29,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:29,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:29,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:29,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:29,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:29,986 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:29,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:29,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:29,998 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:29,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:29,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:29,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:29,999 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:30,002 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:30,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:30,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2021-11-09 08:30:30,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:30,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:30,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:30,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:30,052 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:30,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:30,063 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:30,063 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:30,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:30,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:30,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:30,064 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:30,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:30,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:30,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2021-11-09 08:30:30,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:30,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:30,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:30,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:30,113 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:30,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2021-11-09 08:30:30,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:30,122 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:30,122 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:30,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:30,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:30,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:30,123 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:30,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:30,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:30,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:30,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2021-11-09 08:30:30,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:30,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:30,159 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:30,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2021-11-09 08:30:30,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:30,170 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:30,170 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:30,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:30,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:30,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:30,170 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:30,173 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:30,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:30,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:30,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Ended with exit code 0 [2021-11-09 08:30:30,224 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:30,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:30,225 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:30,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:30,249 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:30,249 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:30,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:30,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:30,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:30,250 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:30,252 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:30,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:30,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2021-11-09 08:30:30,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:30,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:30,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:30,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:30,293 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:30,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2021-11-09 08:30:30,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:30,302 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:30,302 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:30,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:30,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:30,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:30,302 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:30,303 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:30,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:30,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:30,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Ended with exit code 0 [2021-11-09 08:30:30,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:30,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:30,327 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:30,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2021-11-09 08:30:30,330 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 [2021-11-09 08:30:30,338 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:30,338 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:30,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:30,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:30,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:30,338 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:30,339 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:30,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:30,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:30,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:30,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:30,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 08:30:30,363 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 08:30:30,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2021-11-09 08:30:30,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 08:30:30,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 08:30:30,372 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 08:30:30,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 08:30:30,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 08:30:30,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 08:30:30,373 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 08:30:30,374 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 08:30:30,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 08:30:30,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 08:30:30,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dfd2ef-de20-43a3-a36b-74ddb117368a/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Forceful destruction successful, exit code 0 [2021-11-09 08:30:30,399 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:30:30,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 08:30:30,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 08:30:30,400 INFO L87 Difference]: Start difference. First operand 156 states and 216 transitions. cyclomatic complexity: 61 Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:30,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:30:30,431 INFO L93 Difference]: Finished difference Result 254 states and 364 transitions. [2021-11-09 08:30:30,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 08:30:30,432 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 254 states and 364 transitions. [2021-11-09 08:30:30,435 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 208 [2021-11-09 08:30:30,439 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 254 states to 254 states and 364 transitions. [2021-11-09 08:30:30,441 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 254 [2021-11-09 08:30:30,443 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 254 [2021-11-09 08:30:30,443 INFO L73 IsDeterministic]: Start isDeterministic. Operand 254 states and 364 transitions. [2021-11-09 08:30:30,445 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-09 08:30:30,450 INFO L681 BuchiCegarLoop]: Abstraction has 254 states and 364 transitions. [2021-11-09 08:30:30,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states and 364 transitions. [2021-11-09 08:30:30,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2021-11-09 08:30:30,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 254 states have (on average 1.4330708661417322) internal successors, (364), 253 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:30,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 364 transitions. [2021-11-09 08:30:30,481 INFO L704 BuchiCegarLoop]: Abstraction has 254 states and 364 transitions. [2021-11-09 08:30:30,481 INFO L587 BuchiCegarLoop]: Abstraction has 254 states and 364 transitions. [2021-11-09 08:30:30,482 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-11-09 08:30:30,482 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 254 states and 364 transitions. [2021-11-09 08:30:30,484 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 208 [2021-11-09 08:30:30,485 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 08:30:30,485 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 08:30:30,492 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:30,492 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:30,494 INFO L791 eck$LassoCheckResult]: Stem: 1268#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 1208#L-1 havoc main_#res;havoc main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~ret38, main_#t~ret39, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet13;havoc main_#t~nondet13;~id1~0 := main_#t~nondet14;havoc main_#t~nondet14;~st1~0 := main_#t~nondet15;havoc main_#t~nondet15;~send1~0 := main_#t~nondet16;havoc main_#t~nondet16;~mode1~0 := main_#t~nondet17;havoc main_#t~nondet17;~id2~0 := main_#t~nondet18;havoc main_#t~nondet18;~st2~0 := main_#t~nondet19;havoc main_#t~nondet19;~send2~0 := main_#t~nondet20;havoc main_#t~nondet20;~mode2~0 := main_#t~nondet21;havoc main_#t~nondet21;~id3~0 := main_#t~nondet22;havoc main_#t~nondet22;~st3~0 := main_#t~nondet23;havoc main_#t~nondet23;~send3~0 := main_#t~nondet24;havoc main_#t~nondet24;~mode3~0 := main_#t~nondet25;havoc main_#t~nondet25;~id4~0 := main_#t~nondet26;havoc main_#t~nondet26;~st4~0 := main_#t~nondet27;havoc main_#t~nondet27;~send4~0 := main_#t~nondet28;havoc main_#t~nondet28;~mode4~0 := main_#t~nondet29;havoc main_#t~nondet29;~id5~0 := main_#t~nondet30;havoc main_#t~nondet30;~st5~0 := main_#t~nondet31;havoc main_#t~nondet31;~send5~0 := main_#t~nondet32;havoc main_#t~nondet32;~mode5~0 := main_#t~nondet33;havoc main_#t~nondet33;~id6~0 := main_#t~nondet34;havoc main_#t~nondet34;~st6~0 := main_#t~nondet35;havoc main_#t~nondet35;~send6~0 := main_#t~nondet36;havoc main_#t~nondet36;~mode6~0 := main_#t~nondet37;havoc main_#t~nondet37;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 1209#L231 assume 0 == ~r1~0 % 256; 1253#L232 assume ~id1~0 >= 0; 1240#L233 assume 0 == ~st1~0; 1241#L234 assume ~send1~0 == ~id1~0; 1247#L235 assume 0 == ~mode1~0 % 256; 1231#L236 assume ~id2~0 >= 0; 1232#L237 assume 0 == ~st2~0; 1191#L238 assume ~send2~0 == ~id2~0; 1192#L239 assume 0 == ~mode2~0 % 256; 1189#L240 assume ~id3~0 >= 0; 1190#L241 assume 0 == ~st3~0; 1194#L242 assume ~send3~0 == ~id3~0; 1252#L243 assume 0 == ~mode3~0 % 256; 1159#L244 assume ~id4~0 >= 0; 1160#L245 assume 0 == ~st4~0; 1193#L246 assume ~send4~0 == ~id4~0; 1239#L247 assume 0 == ~mode4~0 % 256; 1264#L248 assume ~id5~0 >= 0; 1152#L249 assume 0 == ~st5~0; 1153#L250 assume ~send5~0 == ~id5~0; 1256#L251 assume 0 == ~mode5~0 % 256; 1220#L252 assume ~id6~0 >= 0; 1221#L253 assume 0 == ~st6~0; 1225#L254 assume ~send6~0 == ~id6~0; 1175#L255 assume 0 == ~mode6~0 % 256; 1176#L256 assume ~id1~0 != ~id2~0; 1222#L257 assume ~id1~0 != ~id3~0; 1199#L258 assume ~id1~0 != ~id4~0; 1200#L259 assume ~id1~0 != ~id5~0; 1243#L260 assume ~id1~0 != ~id6~0; 1244#L261 assume ~id2~0 != ~id3~0; 1228#L262 assume ~id2~0 != ~id4~0; 1229#L263 assume ~id2~0 != ~id5~0; 1233#L264 assume ~id2~0 != ~id6~0; 1234#L265 assume ~id3~0 != ~id4~0; 1166#L266 assume ~id3~0 != ~id5~0; 1167#L267 assume ~id3~0 != ~id6~0; 1184#L268 assume ~id4~0 != ~id5~0; 1185#L269 assume ~id4~0 != ~id6~0; 1164#L270 assume ~id5~0 != ~id6~0;init_~tmp~0 := 1; 1165#L231-1 init_#res := init_~tmp~0; 1214#L392 main_#t~ret38 := init_#res;main_~i2~0 := main_#t~ret38;havoc main_#t~ret38;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 1210#L22 assume !(0 == assume_abort_if_not_~cond); 1211#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0 := 0; 1207#L497 [2021-11-09 08:30:30,495 INFO L793 eck$LassoCheckResult]: Loop: 1207#L497 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 1186#L78 assume !(0 != ~mode1~0 % 256); 1187#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 1258#L95-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 1212#L78-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 1213#L107 assume !(0 != ~mode2~0 % 256); 1215#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 1216#L120-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 1328#L107-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 1368#L132 assume !(0 != ~mode3~0 % 256); 1367#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 1366#L145-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 1364#L132-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 1363#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1314#L160 assume !(node4_~m4~0 != ~nomsg~0); 1310#L160-1 ~mode4~0 := 0; 1309#L157-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 1308#L182 assume !(0 != ~mode5~0 % 256); 1302#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 1303#L195-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 1297#L182-2 havoc node6_#t~ite12, node6_~m6~0;havoc node6_~m6~0;node6_~m6~0 := ~nomsg~0; 1298#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 1289#L210 assume !(node6_~m6~0 != ~nomsg~0); 1288#L210-1 ~mode6~0 := 0; 1282#L207-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1283#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 1271#L401 assume !(~r1~0 % 256 >= 6); 1272#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 1347#L405 assume ~r1~0 % 256 < 6;check_~tmp~1 := 1; 1346#L400-1 check_#res := check_~tmp~1; 1344#L420 main_#t~ret39 := check_#res;main_~c1~0 := main_#t~ret39;havoc main_#t~ret39;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1342#L502 assume !(0 == assert_~arg % 256); 1340#L497 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 1339#L78 assume !(0 != ~mode1~0 % 256); 1338#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 1337#L95-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 1275#L78-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 1274#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1246#L110 assume !(node2_~m2~0 != ~nomsg~0); 1180#L110-1 ~mode2~0 := 0; 1327#L107-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 1326#L132 assume !(0 != ~mode3~0 % 256); 1322#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 1321#L145-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 1319#L132-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 1317#L157 assume !(0 != ~mode4~0 % 256); 1312#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 1313#L170-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 1360#L157-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 1358#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1356#L185 assume !(node5_~m5~0 != ~nomsg~0); 1299#L185-1 ~mode5~0 := 0; 1300#L182-2 havoc node6_#t~ite12, node6_~m6~0;havoc node6_~m6~0;node6_~m6~0 := ~nomsg~0; 1294#L207 assume !(0 != ~mode6~0 % 256); 1296#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite12 := ~send6~0; 1286#L220-2 ~p6_new~0 := (if node6_#t~ite12 % 256 <= 127 then node6_#t~ite12 % 256 else node6_#t~ite12 % 256 - 256);havoc node6_#t~ite12;~mode6~0 := 1; 1285#L207-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1250#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 1251#L401 assume !(~r1~0 % 256 >= 6); 1266#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 1267#L405 assume ~r1~0 % 256 < 6;check_~tmp~1 := 1; 1245#L400-1 check_#res := check_~tmp~1; 1205#L420 main_#t~ret39 := check_#res;main_~c1~0 := main_#t~ret39;havoc main_#t~ret39;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1206#L502 assume !(0 == assert_~arg % 256); 1207#L497 [2021-11-09 08:30:30,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:30,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 4 times [2021-11-09 08:30:30,496 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:30,497 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065674144] [2021-11-09 08:30:30,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:30,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:30,537 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 08:30:30,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:30,587 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 08:30:30,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:30,588 INFO L85 PathProgramCache]: Analyzing trace with hash 323465651, now seen corresponding path program 1 times [2021-11-09 08:30:30,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:30,588 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332324344] [2021-11-09 08:30:30,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:30,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:30,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:30:30,674 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:30:30,675 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:30:30,675 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332324344] [2021-11-09 08:30:30,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332324344] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:30:30,675 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:30:30,675 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 08:30:30,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864950490] [2021-11-09 08:30:30,676 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-09 08:30:30,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:30:30,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 08:30:30,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 08:30:30,679 INFO L87 Difference]: Start difference. First operand 254 states and 364 transitions. cyclomatic complexity: 111 Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:30,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:30:30,735 INFO L93 Difference]: Finished difference Result 374 states and 541 transitions. [2021-11-09 08:30:30,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 08:30:30,736 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 374 states and 541 transitions. [2021-11-09 08:30:30,741 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 328 [2021-11-09 08:30:30,748 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 374 states to 374 states and 541 transitions. [2021-11-09 08:30:30,748 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 374 [2021-11-09 08:30:30,749 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 374 [2021-11-09 08:30:30,749 INFO L73 IsDeterministic]: Start isDeterministic. Operand 374 states and 541 transitions. [2021-11-09 08:30:30,752 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-09 08:30:30,753 INFO L681 BuchiCegarLoop]: Abstraction has 374 states and 541 transitions. [2021-11-09 08:30:30,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states and 541 transitions. [2021-11-09 08:30:30,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 352. [2021-11-09 08:30:30,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 352 states, 352 states have (on average 1.4517045454545454) internal successors, (511), 351 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:30,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 511 transitions. [2021-11-09 08:30:30,794 INFO L704 BuchiCegarLoop]: Abstraction has 352 states and 511 transitions. [2021-11-09 08:30:30,794 INFO L587 BuchiCegarLoop]: Abstraction has 352 states and 511 transitions. [2021-11-09 08:30:30,795 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-11-09 08:30:30,795 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 352 states and 511 transitions. [2021-11-09 08:30:30,798 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 306 [2021-11-09 08:30:30,798 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 08:30:30,798 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 08:30:30,801 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:30,801 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:30,801 INFO L791 eck$LassoCheckResult]: Stem: 1907#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 1843#L-1 havoc main_#res;havoc main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~ret38, main_#t~ret39, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet13;havoc main_#t~nondet13;~id1~0 := main_#t~nondet14;havoc main_#t~nondet14;~st1~0 := main_#t~nondet15;havoc main_#t~nondet15;~send1~0 := main_#t~nondet16;havoc main_#t~nondet16;~mode1~0 := main_#t~nondet17;havoc main_#t~nondet17;~id2~0 := main_#t~nondet18;havoc main_#t~nondet18;~st2~0 := main_#t~nondet19;havoc main_#t~nondet19;~send2~0 := main_#t~nondet20;havoc main_#t~nondet20;~mode2~0 := main_#t~nondet21;havoc main_#t~nondet21;~id3~0 := main_#t~nondet22;havoc main_#t~nondet22;~st3~0 := main_#t~nondet23;havoc main_#t~nondet23;~send3~0 := main_#t~nondet24;havoc main_#t~nondet24;~mode3~0 := main_#t~nondet25;havoc main_#t~nondet25;~id4~0 := main_#t~nondet26;havoc main_#t~nondet26;~st4~0 := main_#t~nondet27;havoc main_#t~nondet27;~send4~0 := main_#t~nondet28;havoc main_#t~nondet28;~mode4~0 := main_#t~nondet29;havoc main_#t~nondet29;~id5~0 := main_#t~nondet30;havoc main_#t~nondet30;~st5~0 := main_#t~nondet31;havoc main_#t~nondet31;~send5~0 := main_#t~nondet32;havoc main_#t~nondet32;~mode5~0 := main_#t~nondet33;havoc main_#t~nondet33;~id6~0 := main_#t~nondet34;havoc main_#t~nondet34;~st6~0 := main_#t~nondet35;havoc main_#t~nondet35;~send6~0 := main_#t~nondet36;havoc main_#t~nondet36;~mode6~0 := main_#t~nondet37;havoc main_#t~nondet37;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 1844#L231 assume 0 == ~r1~0 % 256; 1888#L232 assume ~id1~0 >= 0; 1874#L233 assume 0 == ~st1~0; 1875#L234 assume ~send1~0 == ~id1~0; 1881#L235 assume 0 == ~mode1~0 % 256; 1865#L236 assume ~id2~0 >= 0; 1866#L237 assume 0 == ~st2~0; 1825#L238 assume ~send2~0 == ~id2~0; 1826#L239 assume 0 == ~mode2~0 % 256; 1823#L240 assume ~id3~0 >= 0; 1824#L241 assume 0 == ~st3~0; 1828#L242 assume ~send3~0 == ~id3~0; 1887#L243 assume 0 == ~mode3~0 % 256; 1793#L244 assume ~id4~0 >= 0; 1794#L245 assume 0 == ~st4~0; 1827#L246 assume ~send4~0 == ~id4~0; 1873#L247 assume 0 == ~mode4~0 % 256; 1904#L248 assume ~id5~0 >= 0; 1786#L249 assume 0 == ~st5~0; 1787#L250 assume ~send5~0 == ~id5~0; 1891#L251 assume 0 == ~mode5~0 % 256; 1854#L252 assume ~id6~0 >= 0; 1855#L253 assume 0 == ~st6~0; 1861#L254 assume ~send6~0 == ~id6~0; 1810#L255 assume 0 == ~mode6~0 % 256; 1811#L256 assume ~id1~0 != ~id2~0; 1856#L257 assume ~id1~0 != ~id3~0; 1833#L258 assume ~id1~0 != ~id4~0; 1834#L259 assume ~id1~0 != ~id5~0; 1877#L260 assume ~id1~0 != ~id6~0; 1878#L261 assume ~id2~0 != ~id3~0; 1862#L262 assume ~id2~0 != ~id4~0; 1863#L263 assume ~id2~0 != ~id5~0; 1867#L264 assume ~id2~0 != ~id6~0; 1868#L265 assume ~id3~0 != ~id4~0; 1800#L266 assume ~id3~0 != ~id5~0; 1801#L267 assume ~id3~0 != ~id6~0; 1819#L268 assume ~id4~0 != ~id5~0; 1820#L269 assume ~id4~0 != ~id6~0; 1798#L270 assume ~id5~0 != ~id6~0;init_~tmp~0 := 1; 1799#L231-1 init_#res := init_~tmp~0; 1849#L392 main_#t~ret38 := init_#res;main_~i2~0 := main_#t~ret38;havoc main_#t~ret38;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 1845#L22 assume !(0 == assume_abort_if_not_~cond); 1846#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0 := 0; 1895#L497 [2021-11-09 08:30:30,802 INFO L793 eck$LassoCheckResult]: Loop: 1895#L497 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 1943#L78 assume !(0 != ~mode1~0 % 256); 1941#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 1897#L95-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 1898#L78-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 2064#L107 assume !(0 != ~mode2~0 % 256); 2062#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 2059#L120-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 2056#L107-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 2057#L132 assume !(0 != ~mode3~0 % 256); 2049#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 2050#L145-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 2102#L132-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 2100#L157 assume !(0 != ~mode4~0 % 256); 2099#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 2098#L170-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 2096#L157-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 2094#L182 assume !(0 != ~mode5~0 % 256); 2093#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 2092#L195-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 2090#L182-2 havoc node6_#t~ite12, node6_~m6~0;havoc node6_~m6~0;node6_~m6~0 := ~nomsg~0; 2089#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2086#L210 assume !(node6_~m6~0 != ~nomsg~0); 2083#L210-1 ~mode6~0 := 0; 1957#L207-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1958#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 1915#L401 assume ~r1~0 % 256 >= 6; 1889#L405 assume !(~r1~0 % 256 < 6); 1890#L409 assume 1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0;check_~tmp~1 := 1; 1879#L400-1 check_#res := check_~tmp~1; 1839#L420 main_#t~ret39 := check_#res;main_~c1~0 := main_#t~ret39;havoc main_#t~ret39;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1840#L502 assume !(0 == assert_~arg % 256); 2036#L497 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 2031#L78 assume 0 != ~mode1~0 % 256; 1918#L79 assume 255 == ~r1~0 % 256;~r1~0 := 5; 1837#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 1838#L85 assume !(node1_~m1~0 != ~nomsg~0); 1784#L85-1 ~mode1~0 := 0; 1914#L78-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 2007#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 2008#L110 assume !(node2_~m2~0 != ~nomsg~0); 2025#L110-1 ~mode2~0 := 0; 2024#L107-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 2023#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2019#L135 assume !(node3_~m3~0 != ~nomsg~0); 2017#L135-1 ~mode3~0 := 0; 2016#L132-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 2015#L157 assume !(0 != ~mode4~0 % 256); 2004#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 2002#L170-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 1999#L157-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 1996#L182 assume !(0 != ~mode5~0 % 256); 1993#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 1991#L195-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 1987#L182-2 havoc node6_#t~ite12, node6_~m6~0;havoc node6_~m6~0;node6_~m6~0 := ~nomsg~0; 1985#L207 assume !(0 != ~mode6~0 % 256); 1986#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite12 := ~send6~0; 1925#L220-2 ~p6_new~0 := (if node6_#t~ite12 % 256 <= 127 then node6_#t~ite12 % 256 else node6_#t~ite12 % 256 - 256);havoc node6_#t~ite12;~mode6~0 := 1; 1922#L207-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1919#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 1920#L401 assume !(~r1~0 % 256 >= 6); 1937#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 1942#L405 assume ~r1~0 % 256 < 6;check_~tmp~1 := 1; 1946#L400-1 check_#res := check_~tmp~1; 1945#L420 main_#t~ret39 := check_#res;main_~c1~0 := main_#t~ret39;havoc main_#t~ret39;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1944#L502 assume !(0 == assert_~arg % 256); 1895#L497 [2021-11-09 08:30:30,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:30,803 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 5 times [2021-11-09 08:30:30,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:30,803 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527781431] [2021-11-09 08:30:30,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:30,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:30,829 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 08:30:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:30,875 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 08:30:30,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:30,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1214507379, now seen corresponding path program 1 times [2021-11-09 08:30:30,876 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:30,876 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944003078] [2021-11-09 08:30:30,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:30,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:30,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:30:30,963 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:30:30,963 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:30:30,963 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944003078] [2021-11-09 08:30:30,963 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944003078] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:30:30,964 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:30:30,964 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 08:30:30,964 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808394763] [2021-11-09 08:30:30,966 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-09 08:30:30,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:30:30,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 08:30:30,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 08:30:30,967 INFO L87 Difference]: Start difference. First operand 352 states and 511 transitions. cyclomatic complexity: 160 Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:31,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:30:31,010 INFO L93 Difference]: Finished difference Result 528 states and 775 transitions. [2021-11-09 08:30:31,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 08:30:31,010 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 528 states and 775 transitions. [2021-11-09 08:30:31,016 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 480 [2021-11-09 08:30:31,022 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 528 states to 526 states and 773 transitions. [2021-11-09 08:30:31,022 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 526 [2021-11-09 08:30:31,024 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 526 [2021-11-09 08:30:31,025 INFO L73 IsDeterministic]: Start isDeterministic. Operand 526 states and 773 transitions. [2021-11-09 08:30:31,026 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-09 08:30:31,026 INFO L681 BuchiCegarLoop]: Abstraction has 526 states and 773 transitions. [2021-11-09 08:30:31,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states and 773 transitions. [2021-11-09 08:30:31,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 454. [2021-11-09 08:30:31,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 454 states have (on average 1.4669603524229076) internal successors, (666), 453 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:31,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 666 transitions. [2021-11-09 08:30:31,044 INFO L704 BuchiCegarLoop]: Abstraction has 454 states and 666 transitions. [2021-11-09 08:30:31,044 INFO L587 BuchiCegarLoop]: Abstraction has 454 states and 666 transitions. [2021-11-09 08:30:31,044 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-11-09 08:30:31,044 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 454 states and 666 transitions. [2021-11-09 08:30:31,049 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 408 [2021-11-09 08:30:31,049 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 08:30:31,050 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 08:30:31,054 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:31,054 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:31,056 INFO L791 eck$LassoCheckResult]: Stem: 2785#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 2724#L-1 havoc main_#res;havoc main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~ret38, main_#t~ret39, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet13;havoc main_#t~nondet13;~id1~0 := main_#t~nondet14;havoc main_#t~nondet14;~st1~0 := main_#t~nondet15;havoc main_#t~nondet15;~send1~0 := main_#t~nondet16;havoc main_#t~nondet16;~mode1~0 := main_#t~nondet17;havoc main_#t~nondet17;~id2~0 := main_#t~nondet18;havoc main_#t~nondet18;~st2~0 := main_#t~nondet19;havoc main_#t~nondet19;~send2~0 := main_#t~nondet20;havoc main_#t~nondet20;~mode2~0 := main_#t~nondet21;havoc main_#t~nondet21;~id3~0 := main_#t~nondet22;havoc main_#t~nondet22;~st3~0 := main_#t~nondet23;havoc main_#t~nondet23;~send3~0 := main_#t~nondet24;havoc main_#t~nondet24;~mode3~0 := main_#t~nondet25;havoc main_#t~nondet25;~id4~0 := main_#t~nondet26;havoc main_#t~nondet26;~st4~0 := main_#t~nondet27;havoc main_#t~nondet27;~send4~0 := main_#t~nondet28;havoc main_#t~nondet28;~mode4~0 := main_#t~nondet29;havoc main_#t~nondet29;~id5~0 := main_#t~nondet30;havoc main_#t~nondet30;~st5~0 := main_#t~nondet31;havoc main_#t~nondet31;~send5~0 := main_#t~nondet32;havoc main_#t~nondet32;~mode5~0 := main_#t~nondet33;havoc main_#t~nondet33;~id6~0 := main_#t~nondet34;havoc main_#t~nondet34;~st6~0 := main_#t~nondet35;havoc main_#t~nondet35;~send6~0 := main_#t~nondet36;havoc main_#t~nondet36;~mode6~0 := main_#t~nondet37;havoc main_#t~nondet37;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 2725#L231 assume 0 == ~r1~0 % 256; 2770#L232 assume ~id1~0 >= 0; 2756#L233 assume 0 == ~st1~0; 2757#L234 assume ~send1~0 == ~id1~0; 2764#L235 assume 0 == ~mode1~0 % 256; 2747#L236 assume ~id2~0 >= 0; 2748#L237 assume 0 == ~st2~0; 2709#L238 assume ~send2~0 == ~id2~0; 2710#L239 assume 0 == ~mode2~0 % 256; 2707#L240 assume ~id3~0 >= 0; 2708#L241 assume 0 == ~st3~0; 2712#L242 assume ~send3~0 == ~id3~0; 2769#L243 assume 0 == ~mode3~0 % 256; 2677#L244 assume ~id4~0 >= 0; 2678#L245 assume 0 == ~st4~0; 2711#L246 assume ~send4~0 == ~id4~0; 2751#L247 assume 0 == ~mode4~0 % 256; 2782#L248 assume ~id5~0 >= 0; 2672#L249 assume 0 == ~st5~0; 2673#L250 assume ~send5~0 == ~id5~0; 2773#L251 assume 0 == ~mode5~0 % 256; 2737#L252 assume ~id6~0 >= 0; 2738#L253 assume 0 == ~st6~0; 2741#L254 assume ~send6~0 == ~id6~0; 2695#L255 assume 0 == ~mode6~0 % 256; 2696#L256 assume ~id1~0 != ~id2~0; 2739#L257 assume ~id1~0 != ~id3~0; 2716#L258 assume ~id1~0 != ~id4~0; 2717#L259 assume ~id1~0 != ~id5~0; 2758#L260 assume ~id1~0 != ~id6~0; 2759#L261 assume ~id2~0 != ~id3~0; 2744#L262 assume ~id2~0 != ~id4~0; 2745#L263 assume ~id2~0 != ~id5~0; 2749#L264 assume ~id2~0 != ~id6~0; 2750#L265 assume ~id3~0 != ~id4~0; 2686#L266 assume ~id3~0 != ~id5~0; 2687#L267 assume ~id3~0 != ~id6~0; 2701#L268 assume ~id4~0 != ~id5~0; 2702#L269 assume ~id4~0 != ~id6~0; 2681#L270 assume ~id5~0 != ~id6~0;init_~tmp~0 := 1; 2682#L231-1 init_#res := init_~tmp~0; 2732#L392 main_#t~ret38 := init_#res;main_~i2~0 := main_#t~ret38;havoc main_#t~ret38;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 2728#L22 assume !(0 == assume_abort_if_not_~cond); 2729#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0 := 0; 2776#L497 [2021-11-09 08:30:31,056 INFO L793 eck$LassoCheckResult]: Loop: 2776#L497 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 2792#L78 assume !(0 != ~mode1~0 % 256); 2793#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 3055#L95-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 3054#L78-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 3053#L107 assume !(0 != ~mode2~0 % 256); 2942#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 3052#L120-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 3051#L107-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 3050#L132 assume !(0 != ~mode3~0 % 256); 3046#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 3045#L145-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 3043#L132-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 3042#L157 assume !(0 != ~mode4~0 % 256); 3038#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 3037#L170-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 3035#L157-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 3034#L182 assume !(0 != ~mode5~0 % 256); 3030#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 3029#L195-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 3027#L182-2 havoc node6_#t~ite12, node6_~m6~0;havoc node6_~m6~0;node6_~m6~0 := ~nomsg~0; 3023#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 3024#L210 assume !(node6_~m6~0 != ~nomsg~0); 3019#L210-1 ~mode6~0 := 0; 3018#L207-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 3017#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 3016#L401 assume !(~r1~0 % 256 >= 6); 3015#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 3014#L405 assume ~r1~0 % 256 < 6;check_~tmp~1 := 1; 3013#L400-1 check_#res := check_~tmp~1; 3012#L420 main_#t~ret39 := check_#res;main_~c1~0 := main_#t~ret39;havoc main_#t~ret39;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 2726#L502 assume !(0 == assert_~arg % 256); 2727#L497 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 2705#L78 assume 0 != ~mode1~0 % 256; 2706#L79 assume 255 == ~r1~0 % 256;~r1~0 := 5; 2719#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 2720#L85 assume !(node1_~m1~0 != ~nomsg~0); 2866#L85-1 ~mode1~0 := 0; 3009#L78-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 3008#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3005#L110 assume !(node2_~m2~0 != ~nomsg~0); 2856#L110-1 ~mode2~0 := 0; 3004#L107-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 3003#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2999#L135 assume !(node3_~m3~0 != ~nomsg~0); 2846#L135-1 ~mode3~0 := 0; 2997#L132-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 2977#L157 assume !(0 != ~mode4~0 % 256); 2973#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 2972#L170-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 2970#L157-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 2969#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 2965#L185 assume !(node5_~m5~0 != ~nomsg~0); 2961#L185-1 ~mode5~0 := 0; 2960#L182-2 havoc node6_#t~ite12, node6_~m6~0;havoc node6_~m6~0;node6_~m6~0 := ~nomsg~0; 2959#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2956#L210 assume !(node6_~m6~0 != ~nomsg~0); 2953#L210-1 ~mode6~0 := 0; 2952#L207-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 2951#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 2950#L401 assume !(~r1~0 % 256 >= 6); 2949#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 2948#L405 assume ~r1~0 % 256 < 6;check_~tmp~1 := 1; 2947#L400-1 check_#res := check_~tmp~1; 2946#L420 main_#t~ret39 := check_#res;main_~c1~0 := main_#t~ret39;havoc main_#t~ret39;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 2798#L502 assume !(0 == assert_~arg % 256); 2776#L497 [2021-11-09 08:30:31,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:31,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 6 times [2021-11-09 08:30:31,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:31,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992251039] [2021-11-09 08:30:31,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:31,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:31,079 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 08:30:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:31,121 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 08:30:31,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:31,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1055190948, now seen corresponding path program 1 times [2021-11-09 08:30:31,122 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:31,122 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796219614] [2021-11-09 08:30:31,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:31,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:30:31,183 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:30:31,183 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:30:31,184 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796219614] [2021-11-09 08:30:31,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796219614] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:30:31,184 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:30:31,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 08:30:31,185 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849478403] [2021-11-09 08:30:31,185 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-09 08:30:31,185 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:30:31,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 08:30:31,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 08:30:31,186 INFO L87 Difference]: Start difference. First operand 454 states and 666 transitions. cyclomatic complexity: 213 Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:31,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:30:31,213 INFO L93 Difference]: Finished difference Result 456 states and 660 transitions. [2021-11-09 08:30:31,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 08:30:31,214 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 456 states and 660 transitions. [2021-11-09 08:30:31,220 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 410 [2021-11-09 08:30:31,226 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 456 states to 456 states and 660 transitions. [2021-11-09 08:30:31,226 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 456 [2021-11-09 08:30:31,227 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 456 [2021-11-09 08:30:31,227 INFO L73 IsDeterministic]: Start isDeterministic. Operand 456 states and 660 transitions. [2021-11-09 08:30:31,228 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-09 08:30:31,228 INFO L681 BuchiCegarLoop]: Abstraction has 456 states and 660 transitions. [2021-11-09 08:30:31,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states and 660 transitions. [2021-11-09 08:30:31,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 454. [2021-11-09 08:30:31,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 454 states have (on average 1.449339207048458) internal successors, (658), 453 states have internal predecessors, (658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:31,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 658 transitions. [2021-11-09 08:30:31,241 INFO L704 BuchiCegarLoop]: Abstraction has 454 states and 658 transitions. [2021-11-09 08:30:31,241 INFO L587 BuchiCegarLoop]: Abstraction has 454 states and 658 transitions. [2021-11-09 08:30:31,241 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-11-09 08:30:31,242 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 454 states and 658 transitions. [2021-11-09 08:30:31,245 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 408 [2021-11-09 08:30:31,245 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 08:30:31,245 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 08:30:31,247 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:31,247 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:31,247 INFO L791 eck$LassoCheckResult]: Stem: 3700#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 3640#L-1 havoc main_#res;havoc main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~ret38, main_#t~ret39, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet13;havoc main_#t~nondet13;~id1~0 := main_#t~nondet14;havoc main_#t~nondet14;~st1~0 := main_#t~nondet15;havoc main_#t~nondet15;~send1~0 := main_#t~nondet16;havoc main_#t~nondet16;~mode1~0 := main_#t~nondet17;havoc main_#t~nondet17;~id2~0 := main_#t~nondet18;havoc main_#t~nondet18;~st2~0 := main_#t~nondet19;havoc main_#t~nondet19;~send2~0 := main_#t~nondet20;havoc main_#t~nondet20;~mode2~0 := main_#t~nondet21;havoc main_#t~nondet21;~id3~0 := main_#t~nondet22;havoc main_#t~nondet22;~st3~0 := main_#t~nondet23;havoc main_#t~nondet23;~send3~0 := main_#t~nondet24;havoc main_#t~nondet24;~mode3~0 := main_#t~nondet25;havoc main_#t~nondet25;~id4~0 := main_#t~nondet26;havoc main_#t~nondet26;~st4~0 := main_#t~nondet27;havoc main_#t~nondet27;~send4~0 := main_#t~nondet28;havoc main_#t~nondet28;~mode4~0 := main_#t~nondet29;havoc main_#t~nondet29;~id5~0 := main_#t~nondet30;havoc main_#t~nondet30;~st5~0 := main_#t~nondet31;havoc main_#t~nondet31;~send5~0 := main_#t~nondet32;havoc main_#t~nondet32;~mode5~0 := main_#t~nondet33;havoc main_#t~nondet33;~id6~0 := main_#t~nondet34;havoc main_#t~nondet34;~st6~0 := main_#t~nondet35;havoc main_#t~nondet35;~send6~0 := main_#t~nondet36;havoc main_#t~nondet36;~mode6~0 := main_#t~nondet37;havoc main_#t~nondet37;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 3641#L231 assume 0 == ~r1~0 % 256; 3685#L232 assume ~id1~0 >= 0; 3672#L233 assume 0 == ~st1~0; 3673#L234 assume ~send1~0 == ~id1~0; 3681#L235 assume 0 == ~mode1~0 % 256; 3663#L236 assume ~id2~0 >= 0; 3664#L237 assume 0 == ~st2~0; 3626#L238 assume ~send2~0 == ~id2~0; 3627#L239 assume 0 == ~mode2~0 % 256; 3624#L240 assume ~id3~0 >= 0; 3625#L241 assume 0 == ~st3~0; 3629#L242 assume ~send3~0 == ~id3~0; 3684#L243 assume 0 == ~mode3~0 % 256; 3593#L244 assume ~id4~0 >= 0; 3594#L245 assume 0 == ~st4~0; 3628#L246 assume ~send4~0 == ~id4~0; 3667#L247 assume 0 == ~mode4~0 % 256; 3696#L248 assume ~id5~0 >= 0; 3588#L249 assume 0 == ~st5~0; 3589#L250 assume ~send5~0 == ~id5~0; 3687#L251 assume 0 == ~mode5~0 % 256; 3652#L252 assume ~id6~0 >= 0; 3653#L253 assume 0 == ~st6~0; 3658#L254 assume ~send6~0 == ~id6~0; 3611#L255 assume 0 == ~mode6~0 % 256; 3612#L256 assume ~id1~0 != ~id2~0; 3654#L257 assume ~id1~0 != ~id3~0; 3633#L258 assume ~id1~0 != ~id4~0; 3634#L259 assume ~id1~0 != ~id5~0; 3674#L260 assume ~id1~0 != ~id6~0; 3675#L261 assume ~id2~0 != ~id3~0; 3660#L262 assume ~id2~0 != ~id4~0; 3661#L263 assume ~id2~0 != ~id5~0; 3665#L264 assume ~id2~0 != ~id6~0; 3666#L265 assume ~id3~0 != ~id4~0; 3602#L266 assume ~id3~0 != ~id5~0; 3603#L267 assume ~id3~0 != ~id6~0; 3618#L268 assume ~id4~0 != ~id5~0; 3619#L269 assume ~id4~0 != ~id6~0; 3597#L270 assume ~id5~0 != ~id6~0;init_~tmp~0 := 1; 3598#L231-1 init_#res := init_~tmp~0; 3647#L392 main_#t~ret38 := init_#res;main_~i2~0 := main_#t~ret38;havoc main_#t~ret38;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 3643#L22 assume !(0 == assume_abort_if_not_~cond); 3644#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0 := 0; 3690#L497 [2021-11-09 08:30:31,247 INFO L793 eck$LassoCheckResult]: Loop: 3690#L497 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 3850#L78 assume !(0 != ~mode1~0 % 256); 3851#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 3996#L95-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 3995#L78-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 3994#L107 assume !(0 != ~mode2~0 % 256); 3924#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 3993#L120-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 3992#L107-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 3991#L132 assume !(0 != ~mode3~0 % 256); 3987#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 3986#L145-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 3984#L132-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 3980#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 3779#L160 assume !(node4_~m4~0 != ~nomsg~0); 3772#L160-1 ~mode4~0 := 0; 3768#L157-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 3764#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3765#L185 assume !(node5_~m5~0 != ~nomsg~0); 3739#L185-1 ~mode5~0 := 0; 3735#L182-2 havoc node6_#t~ite12, node6_~m6~0;havoc node6_~m6~0;node6_~m6~0 := ~nomsg~0; 3732#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 3733#L210 assume !(node6_~m6~0 != ~nomsg~0); 3721#L210-1 ~mode6~0 := 0; 3711#L207-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 3712#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 3705#L401 assume !(~r1~0 % 256 >= 6); 3699#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 3686#L405 assume ~r1~0 % 256 < 6;check_~tmp~1 := 1; 3679#L400-1 check_#res := check_~tmp~1; 3638#L420 main_#t~ret39 := check_#res;main_~c1~0 := main_#t~ret39;havoc main_#t~ret39;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 3639#L502 assume !(0 == assert_~arg % 256); 3642#L497 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 3701#L78 assume 0 != ~mode1~0 % 256; 3934#L79 assume !(255 == ~r1~0 % 256); 3636#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 3637#L85 assume !(node1_~m1~0 != ~nomsg~0); 3586#L85-1 ~mode1~0 := 0; 3808#L78-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 3806#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3802#L110 assume !(node2_~m2~0 != ~nomsg~0); 3799#L110-1 ~mode2~0 := 0; 3800#L107-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 3795#L132 assume !(0 != ~mode3~0 % 256); 3787#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 3788#L145-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 3782#L132-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 3783#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 3949#L160 assume !(node4_~m4~0 != ~nomsg~0); 3948#L160-1 ~mode4~0 := 0; 3766#L157-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 3767#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3892#L185 assume !(node5_~m5~0 != ~nomsg~0); 3890#L185-1 ~mode5~0 := 0; 3734#L182-2 havoc node6_#t~ite12, node6_~m6~0;havoc node6_~m6~0;node6_~m6~0 := ~nomsg~0; 3730#L207 assume !(0 != ~mode6~0 % 256); 3728#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite12 := ~send6~0; 3729#L220-2 ~p6_new~0 := (if node6_#t~ite12 % 256 <= 127 then node6_#t~ite12 % 256 else node6_#t~ite12 % 256 - 256);havoc node6_#t~ite12;~mode6~0 := 1; 3882#L207-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 3881#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 3718#L401 assume !(~r1~0 % 256 >= 6); 3720#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 3856#L405 assume ~r1~0 % 256 < 6;check_~tmp~1 := 1; 3854#L400-1 check_#res := check_~tmp~1; 3853#L420 main_#t~ret39 := check_#res;main_~c1~0 := main_#t~ret39;havoc main_#t~ret39;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 3852#L502 assume !(0 == assert_~arg % 256); 3690#L497 [2021-11-09 08:30:31,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:31,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 7 times [2021-11-09 08:30:31,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:31,248 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206718035] [2021-11-09 08:30:31,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:31,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:31,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:31,266 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 08:30:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:31,296 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 08:30:31,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:31,300 INFO L85 PathProgramCache]: Analyzing trace with hash 590645868, now seen corresponding path program 1 times [2021-11-09 08:30:31,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:31,300 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818347990] [2021-11-09 08:30:31,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:31,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:31,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:30:31,371 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-09 08:30:31,371 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:30:31,371 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818347990] [2021-11-09 08:30:31,371 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818347990] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:30:31,372 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:30:31,372 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 08:30:31,372 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233853319] [2021-11-09 08:30:31,373 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-09 08:30:31,374 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-09 08:30:31,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-09 08:30:31,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-09 08:30:31,375 INFO L87 Difference]: Start difference. First operand 454 states and 658 transitions. cyclomatic complexity: 205 Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:31,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-09 08:30:31,400 INFO L93 Difference]: Finished difference Result 846 states and 1238 transitions. [2021-11-09 08:30:31,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-09 08:30:31,401 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 846 states and 1238 transitions. [2021-11-09 08:30:31,410 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 800 [2021-11-09 08:30:31,421 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 846 states to 846 states and 1238 transitions. [2021-11-09 08:30:31,421 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 846 [2021-11-09 08:30:31,423 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 846 [2021-11-09 08:30:31,423 INFO L73 IsDeterministic]: Start isDeterministic. Operand 846 states and 1238 transitions. [2021-11-09 08:30:31,425 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-09 08:30:31,425 INFO L681 BuchiCegarLoop]: Abstraction has 846 states and 1238 transitions. [2021-11-09 08:30:31,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 846 states and 1238 transitions. [2021-11-09 08:30:31,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 846 to 814. [2021-11-09 08:30:31,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 814 states, 814 states have (on average 1.452088452088452) internal successors, (1182), 813 states have internal predecessors, (1182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 08:30:31,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 814 states and 1182 transitions. [2021-11-09 08:30:31,451 INFO L704 BuchiCegarLoop]: Abstraction has 814 states and 1182 transitions. [2021-11-09 08:30:31,451 INFO L587 BuchiCegarLoop]: Abstraction has 814 states and 1182 transitions. [2021-11-09 08:30:31,451 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-11-09 08:30:31,451 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 814 states and 1182 transitions. [2021-11-09 08:30:31,458 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 768 [2021-11-09 08:30:31,458 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 08:30:31,459 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 08:30:31,460 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:31,461 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-09 08:30:31,461 INFO L791 eck$LassoCheckResult]: Stem: 5012#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0; 4947#L-1 havoc main_#res;havoc main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~ret38, main_#t~ret39, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~r1~0 := main_#t~nondet13;havoc main_#t~nondet13;~id1~0 := main_#t~nondet14;havoc main_#t~nondet14;~st1~0 := main_#t~nondet15;havoc main_#t~nondet15;~send1~0 := main_#t~nondet16;havoc main_#t~nondet16;~mode1~0 := main_#t~nondet17;havoc main_#t~nondet17;~id2~0 := main_#t~nondet18;havoc main_#t~nondet18;~st2~0 := main_#t~nondet19;havoc main_#t~nondet19;~send2~0 := main_#t~nondet20;havoc main_#t~nondet20;~mode2~0 := main_#t~nondet21;havoc main_#t~nondet21;~id3~0 := main_#t~nondet22;havoc main_#t~nondet22;~st3~0 := main_#t~nondet23;havoc main_#t~nondet23;~send3~0 := main_#t~nondet24;havoc main_#t~nondet24;~mode3~0 := main_#t~nondet25;havoc main_#t~nondet25;~id4~0 := main_#t~nondet26;havoc main_#t~nondet26;~st4~0 := main_#t~nondet27;havoc main_#t~nondet27;~send4~0 := main_#t~nondet28;havoc main_#t~nondet28;~mode4~0 := main_#t~nondet29;havoc main_#t~nondet29;~id5~0 := main_#t~nondet30;havoc main_#t~nondet30;~st5~0 := main_#t~nondet31;havoc main_#t~nondet31;~send5~0 := main_#t~nondet32;havoc main_#t~nondet32;~mode5~0 := main_#t~nondet33;havoc main_#t~nondet33;~id6~0 := main_#t~nondet34;havoc main_#t~nondet34;~st6~0 := main_#t~nondet35;havoc main_#t~nondet35;~send6~0 := main_#t~nondet36;havoc main_#t~nondet36;~mode6~0 := main_#t~nondet37;havoc main_#t~nondet37;havoc init_#res;havoc init_~tmp~0;havoc init_~tmp~0; 4948#L231 assume 0 == ~r1~0 % 256; 4995#L232 assume ~id1~0 >= 0; 4980#L233 assume 0 == ~st1~0; 4981#L234 assume ~send1~0 == ~id1~0; 4988#L235 assume 0 == ~mode1~0 % 256; 4970#L236 assume ~id2~0 >= 0; 4971#L237 assume 0 == ~st2~0; 4932#L238 assume ~send2~0 == ~id2~0; 4933#L239 assume 0 == ~mode2~0 % 256; 4930#L240 assume ~id3~0 >= 0; 4931#L241 assume 0 == ~st3~0; 4935#L242 assume ~send3~0 == ~id3~0; 4994#L243 assume 0 == ~mode3~0 % 256; 4901#L244 assume ~id4~0 >= 0; 4902#L245 assume 0 == ~st4~0; 4934#L246 assume ~send4~0 == ~id4~0; 4979#L247 assume 0 == ~mode4~0 % 256; 5009#L248 assume ~id5~0 >= 0; 4894#L249 assume 0 == ~st5~0; 4895#L250 assume ~send5~0 == ~id5~0; 4997#L251 assume 0 == ~mode5~0 % 256; 4958#L252 assume ~id6~0 >= 0; 4959#L253 assume 0 == ~st6~0; 4966#L254 assume ~send6~0 == ~id6~0; 4918#L255 assume 0 == ~mode6~0 % 256; 4919#L256 assume ~id1~0 != ~id2~0; 4960#L257 assume ~id1~0 != ~id3~0; 4939#L258 assume ~id1~0 != ~id4~0; 4940#L259 assume ~id1~0 != ~id5~0; 4983#L260 assume ~id1~0 != ~id6~0; 4984#L261 assume ~id2~0 != ~id3~0; 4967#L262 assume ~id2~0 != ~id4~0; 4968#L263 assume ~id2~0 != ~id5~0; 4972#L264 assume ~id2~0 != ~id6~0; 4973#L265 assume ~id3~0 != ~id4~0; 4908#L266 assume ~id3~0 != ~id5~0; 4909#L267 assume ~id3~0 != ~id6~0; 4926#L268 assume ~id4~0 != ~id5~0; 4927#L269 assume ~id4~0 != ~id6~0; 4906#L270 assume ~id5~0 != ~id6~0;init_~tmp~0 := 1; 4907#L231-1 init_#res := init_~tmp~0; 4953#L392 main_#t~ret38 := init_#res;main_~i2~0 := main_#t~ret38;havoc main_#t~ret38;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 4949#L22 assume !(0 == assume_abort_if_not_~cond); 4950#L21 ~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0 := 0; 5001#L497 [2021-11-09 08:30:31,461 INFO L793 eck$LassoCheckResult]: Loop: 5001#L497 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 5360#L78 assume !(0 != ~mode1~0 % 256); 5361#L95 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite7 := ~send1~0; 5648#L95-2 ~p1_new~0 := (if node1_#t~ite7 % 256 <= 127 then node1_#t~ite7 % 256 else node1_#t~ite7 % 256 - 256);havoc node1_#t~ite7;~mode1~0 := 1; 5619#L78-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 5616#L107 assume !(0 != ~mode2~0 % 256); 5614#L120 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite8 := ~send2~0; 5612#L120-2 ~p2_new~0 := (if node2_#t~ite8 % 256 <= 127 then node2_#t~ite8 % 256 else node2_#t~ite8 % 256 - 256);havoc node2_#t~ite8;~mode2~0 := 1; 5610#L107-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 5608#L132 assume !(0 != ~mode3~0 % 256); 4969#L145 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite9 := ~send3~0; 4963#L145-2 ~p3_new~0 := (if node3_#t~ite9 % 256 <= 127 then node3_#t~ite9 % 256 else node3_#t~ite9 % 256 - 256);havoc node3_#t~ite9;~mode3~0 := 1; 4964#L132-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 4896#L157 assume 0 != ~mode4~0 % 256;node4_~m4~0 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 4897#L160 assume !(node4_~m4~0 != ~nomsg~0); 4911#L160-1 ~mode4~0 := 0; 4941#L157-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 4955#L182 assume 0 != ~mode5~0 % 256;node5_~m5~0 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 5004#L185 assume !(node5_~m5~0 != ~nomsg~0); 5667#L185-1 ~mode5~0 := 0; 5666#L182-2 havoc node6_#t~ite12, node6_~m6~0;havoc node6_~m6~0;node6_~m6~0 := ~nomsg~0; 4989#L207 assume !(0 != ~mode6~0 % 256); 4977#L220 assume ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0;node6_#t~ite12 := ~send6~0; 4978#L220-2 ~p6_new~0 := (if node6_#t~ite12 % 256 <= 127 then node6_#t~ite12 % 256 else node6_#t~ite12 % 256 - 256);havoc node6_#t~ite12;~mode6~0 := 1; 5661#L207-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 4992#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 4993#L401 assume !(~r1~0 % 256 >= 6); 5010#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 5011#L405 assume ~r1~0 % 256 < 6;check_~tmp~1 := 1; 5658#L400-1 check_#res := check_~tmp~1; 5657#L420 main_#t~ret39 := check_#res;main_~c1~0 := main_#t~ret39;havoc main_#t~ret39;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 5656#L502 assume !(0 == assert_~arg % 256); 5655#L497 assume !false;havoc node1_#t~ite7, node1_~m1~0;havoc node1_~m1~0;node1_~m1~0 := ~nomsg~0; 5654#L78 assume 0 != ~mode1~0 % 256; 5643#L79 assume !(255 == ~r1~0 % 256); 5653#L79-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 5652#L85 assume !(node1_~m1~0 != ~nomsg~0); 5535#L85-1 ~mode1~0 := 0; 5649#L78-2 havoc node2_#t~ite8, node2_~m2~0;havoc node2_~m2~0;node2_~m2~0 := ~nomsg~0; 5645#L107 assume 0 != ~mode2~0 % 256;node2_~m2~0 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 4987#L110 assume !(node2_~m2~0 != ~nomsg~0); 4920#L110-1 ~mode2~0 := 0; 4921#L107-2 havoc node3_#t~ite9, node3_~m3~0;havoc node3_~m3~0;node3_~m3~0 := ~nomsg~0; 4982#L132 assume 0 != ~mode3~0 % 256;node3_~m3~0 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 5007#L135 assume !(node3_~m3~0 != ~nomsg~0); 4916#L135-1 ~mode3~0 := 0; 5291#L132-2 havoc node4_#t~ite10, node4_~m4~0;havoc node4_~m4~0;node4_~m4~0 := ~nomsg~0; 5288#L157 assume !(0 != ~mode4~0 % 256); 5252#L170 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite10 := ~send4~0; 5249#L170-2 ~p4_new~0 := (if node4_#t~ite10 % 256 <= 127 then node4_#t~ite10 % 256 else node4_#t~ite10 % 256 - 256);havoc node4_#t~ite10;~mode4~0 := 1; 5246#L157-2 havoc node5_#t~ite11, node5_~m5~0;havoc node5_~m5~0;node5_~m5~0 := ~nomsg~0; 5242#L182 assume !(0 != ~mode5~0 % 256); 5240#L195 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite11 := ~send5~0; 5237#L195-2 ~p5_new~0 := (if node5_#t~ite11 % 256 <= 127 then node5_#t~ite11 % 256 else node5_#t~ite11 % 256 - 256);havoc node5_#t~ite11;~mode5~0 := 1; 5234#L182-2 havoc node6_#t~ite12, node6_~m6~0;havoc node6_~m6~0;node6_~m6~0 := ~nomsg~0; 5233#L207 assume 0 != ~mode6~0 % 256;node6_~m6~0 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 5186#L210 assume !(node6_~m6~0 != ~nomsg~0); 5168#L210-1 ~mode6~0 := 0; 5160#L207-2 ~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 5154#L400 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 5146#L401 assume !(~r1~0 % 256 >= 6); 5147#L404 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0; 5380#L405 assume ~r1~0 % 256 < 6;check_~tmp~1 := 1; 5376#L400-1 check_#res := check_~tmp~1; 5372#L420 main_#t~ret39 := check_#res;main_~c1~0 := main_#t~ret39;havoc main_#t~ret39;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 5368#L502 assume !(0 == assert_~arg % 256); 5001#L497 [2021-11-09 08:30:31,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:31,462 INFO L85 PathProgramCache]: Analyzing trace with hash -1716035805, now seen corresponding path program 8 times [2021-11-09 08:30:31,462 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:31,462 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628775934] [2021-11-09 08:30:31,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:31,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:31,476 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 08:30:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:31,508 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 08:30:31,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:31,509 INFO L85 PathProgramCache]: Analyzing trace with hash 107774690, now seen corresponding path program 1 times [2021-11-09 08:30:31,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:31,509 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435273442] [2021-11-09 08:30:31,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:31,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:31,556 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 08:30:31,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 08:30:31,602 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 08:30:31,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 08:30:31,604 INFO L85 PathProgramCache]: Analyzing trace with hash -754806396, now seen corresponding path program 1 times [2021-11-09 08:30:31,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 08:30:31,604 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80183827] [2021-11-09 08:30:31,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 08:30:31,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 08:30:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-09 08:30:31,706 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-09 08:30:31,706 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-09 08:30:31,707 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80183827] [2021-11-09 08:30:31,707 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80183827] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-09 08:30:31,707 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-09 08:30:31,707 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-09 08:30:31,707 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420910186] [2021-11-09 08:30:35,086 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 08:30:35,086 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 08:30:35,086 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 08:30:35,086 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 08:30:35,086 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-09 08:30:35,086 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 08:30:35,086 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 08:30:35,086 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 08:30:35,086 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.6.ufo.UNBOUNDED.pals.c_Iteration9_Loop [2021-11-09 08:30:35,086 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 08:30:35,086 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 08:30:35,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,130 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:35,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 08:30:36,313 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-09 08:30:37,121 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 16384 conjuctions. This might take some time... [2021-11-09 08:32:30,685 INFO L192 XnfTransformerHelper]: Simplified to disjunction of 16384 conjuctions.