./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a03b979f45aa8ba48949293cad74f586aed4b0e9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:24:42,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:24:42,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:24:42,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:24:42,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:24:42,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:24:42,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:24:42,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:24:42,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:24:42,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:24:42,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:24:42,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:24:42,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:24:42,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:24:42,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:24:42,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:24:42,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:24:42,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:24:42,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:24:42,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:24:42,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:24:42,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:24:42,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:24:42,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:24:42,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:24:42,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:24:42,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:24:42,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:24:42,251 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:24:42,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:24:42,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:24:42,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:24:42,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:24:42,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:24:42,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:24:42,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:24:42,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:24:42,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:24:42,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:24:42,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:24:42,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:24:42,265 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-13 01:24:42,294 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:24:42,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:24:42,295 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:24:42,295 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:24:42,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:24:42,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:24:42,296 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:24:42,297 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 01:24:42,297 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 01:24:42,297 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 01:24:42,297 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 01:24:42,297 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 01:24:42,298 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 01:24:42,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:24:42,298 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 01:24:42,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:24:42,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:24:42,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 01:24:42,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 01:24:42,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 01:24:42,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:24:42,299 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 01:24:42,300 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:24:42,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 01:24:42,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:24:42,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:24:42,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:24:42,301 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:24:42,301 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:24:42,302 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 01:24:42,302 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_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a03b979f45aa8ba48949293cad74f586aed4b0e9 [2021-10-13 01:24:42,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:24:42,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:24:42,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:24:42,600 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:24:42,601 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:24:42,602 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2021-10-13 01:24:42,690 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/data/ede53f7b9/c990db0212bb4054817643d76c913463/FLAGc12004c4c [2021-10-13 01:24:43,115 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:24:43,115 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2021-10-13 01:24:43,137 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/data/ede53f7b9/c990db0212bb4054817643d76c913463/FLAGc12004c4c [2021-10-13 01:24:43,519 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/data/ede53f7b9/c990db0212bb4054817643d76c913463 [2021-10-13 01:24:43,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:24:43,523 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:24:43,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:24:43,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:24:43,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:24:43,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:24:43" (1/1) ... [2021-10-13 01:24:43,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3168f2ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:43, skipping insertion in model container [2021-10-13 01:24:43,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:24:43" (1/1) ... [2021-10-13 01:24:43,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:24:43,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:24:43,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:24:43,677 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:24:43,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:24:43,700 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:24:43,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:43 WrapperNode [2021-10-13 01:24:43,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:24:43,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:24:43,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:24:43,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:24:43,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:43" (1/1) ... [2021-10-13 01:24:43,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:43" (1/1) ... [2021-10-13 01:24:43,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:24:43,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:24:43,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:24:43,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:24:43,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:43" (1/1) ... [2021-10-13 01:24:43,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:43" (1/1) ... [2021-10-13 01:24:43,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:43" (1/1) ... [2021-10-13 01:24:43,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:43" (1/1) ... [2021-10-13 01:24:43,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:43" (1/1) ... [2021-10-13 01:24:43,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:43" (1/1) ... [2021-10-13 01:24:43,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:43" (1/1) ... [2021-10-13 01:24:43,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:24:43,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:24:43,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:24:43,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:24:43,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:43" (1/1) ... [2021-10-13 01:24:43,790 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:43,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:43,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:43,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 01:24:43,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:24:43,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:24:43,963 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:24:43,963 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-13 01:24:43,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:24:43 BoogieIcfgContainer [2021-10-13 01:24:43,965 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:24:43,966 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 01:24:43,967 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 01:24:43,971 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 01:24:43,972 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 01:24:43,972 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 01:24:43" (1/3) ... [2021-10-13 01:24:43,974 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3374014e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 01:24:43, skipping insertion in model container [2021-10-13 01:24:43,974 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 01:24:43,975 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:43" (2/3) ... [2021-10-13 01:24:43,975 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3374014e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 01:24:43, skipping insertion in model container [2021-10-13 01:24:43,975 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 01:24:43,976 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:24:43" (3/3) ... [2021-10-13 01:24:43,977 INFO L389 chiAutomizerObserver]: Analyzing ICFG Cairo_step2-3.c [2021-10-13 01:24:44,026 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 01:24:44,027 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 01:24:44,027 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 01:24:44,027 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 01:24:44,027 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 01:24:44,027 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 01:24:44,027 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 01:24:44,027 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 01:24:44,040 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:44,060 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-13 01:24:44,060 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 01:24:44,060 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 01:24:44,066 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-13 01:24:44,066 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-13 01:24:44,066 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 01:24:44,066 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:44,067 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-13 01:24:44,068 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 01:24:44,068 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 01:24:44,068 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-13 01:24:44,068 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-13 01:24:44,073 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 5#L15true assume main_~x~0 % 4294967296 > 0; 6#L16-2true [2021-10-13 01:24:44,074 INFO L793 eck$LassoCheckResult]: Loop: 6#L16-2true assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2; 6#L16-2true [2021-10-13 01:24:44,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:44,079 INFO L82 PathProgramCache]: Analyzing trace with hash 996, now seen corresponding path program 1 times [2021-10-13 01:24:44,086 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:44,086 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230665588] [2021-10-13 01:24:44,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:44,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:24:44,156 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:24:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:24:44,177 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:24:44,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:44,181 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 1 times [2021-10-13 01:24:44,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:44,182 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69566658] [2021-10-13 01:24:44,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:44,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:44,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:24:44,191 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:24:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:24:44,198 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:24:44,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:44,200 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 1 times [2021-10-13 01:24:44,200 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:44,200 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816117097] [2021-10-13 01:24:44,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:44,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:24:44,210 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:24:44,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:24:44,220 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:24:44,312 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 01:24:44,315 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 01:24:44,315 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 01:24:44,315 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 01:24:44,315 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-13 01:24:44,315 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:44,315 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 01:24:44,316 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 01:24:44,316 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2021-10-13 01:24:44,316 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 01:24:44,316 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 01:24:44,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:44,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:44,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:44,540 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 01:24:44,540 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-13 01:24:44,542 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:44,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:44,544 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:44,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-13 01:24:44,590 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:24:44,590 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:44,618 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 01:24:44,618 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 01:24:44,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:44,656 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:44,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:44,682 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:44,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-13 01:24:44,696 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:24:44,696 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:44,722 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 01:24:44,722 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 01:24:44,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:44,760 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:44,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:44,761 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:44,767 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:24:44,767 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:44,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-13 01:24:44,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:44,830 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:44,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:44,831 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:44,837 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-13 01:24:44,838 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:44,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-13 01:24:44,894 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-13 01:24:44,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:44,901 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 01:24:44,901 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 01:24:44,901 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 01:24:44,901 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 01:24:44,902 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 01:24:44,925 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:44,926 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 01:24:44,926 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 01:24:44,926 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2021-10-13 01:24:44,926 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 01:24:44,926 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 01:24:44,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:44,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:44,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:45,045 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 01:24:45,051 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 01:24:45,053 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:45,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:45,055 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:45,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:45,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:45,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:45,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:45,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:45,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-13 01:24:45,087 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:45,088 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:24:45,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:45,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:45,138 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:45,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:45,139 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:45,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:45,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-13 01:24:45,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:45,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:45,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:45,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:45,163 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:45,163 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:24:45,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:45,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:45,214 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:45,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:45,215 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:45,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-13 01:24:45,226 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 [2021-10-13 01:24:45,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:45,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:45,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:45,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:45,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:45,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 01:24:45,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:45,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:45,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:45,303 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-13 01:24:45,304 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:45,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:45,306 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:45,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:45,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:45,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:45,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:45,324 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:45,338 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:45,338 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:45,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-13 01:24:45,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:45,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:45,390 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:45,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:45,392 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:45,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-13 01:24:45,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:45,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:45,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:45,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:45,404 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:45,408 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:45,409 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:45,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:45,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:45,459 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:45,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:45,460 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:45,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:45,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-13 01:24:45,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:45,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:45,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:45,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:45,489 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:45,492 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:24:45,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:45,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:45,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:45,554 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-13 01:24:45,554 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:45,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:45,556 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:45,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-13 01:24:45,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:45,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:45,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:45,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:45,571 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:45,582 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:45,582 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:45,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:45,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:45,640 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:45,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:45,641 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:45,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-13 01:24:45,647 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 [2021-10-13 01:24:45,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:45,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:45,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:45,656 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:45,661 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:45,662 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:45,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:45,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:45,732 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:45,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:45,733 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:45,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-13 01:24:45,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:45,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:45,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:45,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:45,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:45,747 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:45,752 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:45,753 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:45,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:45,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:45,803 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-13 01:24:45,803 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:45,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:45,804 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:45,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-13 01:24:45,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:45,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:45,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:45,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:45,820 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:45,838 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:45,838 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:45,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:45,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:45,890 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:45,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:45,894 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:45,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:45,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:45,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:45,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:45,912 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:45,927 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:45,927 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:45,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-13 01:24:45,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:45,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:45,985 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:45,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:45,986 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:45,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-13 01:24:45,988 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 [2021-10-13 01:24:45,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:45,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:45,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:45,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:45,996 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:45,999 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:24:46,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:46,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:46,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:46,054 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-13 01:24:46,055 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:46,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:46,058 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:46,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:46,075 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:46,076 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:46,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:46,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:46,076 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:46,080 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:46,080 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:46,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-13 01:24:46,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:46,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:46,130 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:46,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:46,131 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:46,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-13 01:24:46,135 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 [2021-10-13 01:24:46,143 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:46,143 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:46,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:46,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:46,143 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:46,147 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:46,147 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:46,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:46,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-10-13 01:24:46,210 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:46,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:46,211 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:46,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-13 01:24:46,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:46,224 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:46,224 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:46,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:46,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:46,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:46,224 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:46,227 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:24:46,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:46,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:46,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:46,290 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-13 01:24:46,290 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:46,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:46,292 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:46,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:46,315 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:46,315 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:46,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:46,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:46,316 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:46,320 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:46,321 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:46,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-13 01:24:46,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:46,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:46,360 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:46,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:46,361 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:46,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-13 01:24:46,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:46,371 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:46,371 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:46,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:46,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:46,372 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:46,376 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:46,376 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:46,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:46,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-10-13 01:24:46,430 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:46,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:46,431 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:46,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:46,448 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:46,448 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:46,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:46,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:46,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:46,449 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:46,452 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:46,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:46,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-13 01:24:46,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:46,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:46,488 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-13 01:24:46,489 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:46,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:46,490 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:46,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-13 01:24:46,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:46,501 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:46,501 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:46,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:46,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:46,502 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:46,508 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:46,508 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:46,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:46,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-10-13 01:24:46,604 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:46,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:46,606 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:46,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:46,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-13 01:24:46,620 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:46,620 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:46,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:46,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:46,620 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:46,626 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:46,627 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:46,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:46,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:46,696 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:46,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:46,697 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:46,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:46,716 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:46,716 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:46,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:46,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:46,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:46,717 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:46,722 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:24:46,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:46,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-13 01:24:46,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:46,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:46,774 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-13 01:24:46,774 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:46,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:46,778 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:46,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:46,789 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:46,789 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:46,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:46,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:46,790 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:46,793 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:46,793 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:46,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-13 01:24:46,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:46,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:46,890 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:46,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:46,891 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:46,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:46,907 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:46,907 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:46,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:46,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:46,908 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:46,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-13 01:24:46,928 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:46,929 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:46,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:46,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:46,981 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:46,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:46,982 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:46,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:46,993 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:46,994 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:46,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:46,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:46,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:46,994 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:46,997 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:46,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:47,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-13 01:24:47,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:47,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:47,048 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-13 01:24:47,048 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:47,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:47,049 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:47,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:47,063 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:47,063 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:47,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:47,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:47,063 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:47,071 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:24:47,071 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:24:47,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-13 01:24:47,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:47,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:47,119 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:47,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:47,122 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:47,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:47,133 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:47,134 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:47,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:47,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:47,134 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:47,139 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:24:47,139 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:24:47,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-13 01:24:47,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:47,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:47,194 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:47,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:47,195 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:47,199 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 [2021-10-13 01:24:47,208 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:47,208 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:47,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:47,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:47,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:47,209 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:47,214 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:47,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:47,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-13 01:24:47,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:47,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:47,309 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 01:24:47,309 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 01:24:47,309 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 01:24:47,310 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 01:24:47,310 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-13 01:24:47,310 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:47,310 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 01:24:47,310 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 01:24:47,310 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2021-10-13 01:24:47,310 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 01:24:47,310 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 01:24:47,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:47,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:47,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:47,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:47,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:47,432 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 01:24:47,432 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-13 01:24:47,432 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:47,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:47,433 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:47,443 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:24:47,443 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:47,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-13 01:24:47,457 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 01:24:47,457 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 01:24:47,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:47,479 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:47,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:47,480 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:47,482 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:24:47,482 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:47,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-13 01:24:47,490 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 01:24:47,490 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 01:24:47,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:47,510 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:47,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:47,511 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:47,514 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:24:47,514 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:47,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-13 01:24:47,528 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 01:24:47,528 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 01:24:47,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:47,548 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:47,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:47,549 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:47,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-13 01:24:47,550 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:24:47,551 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:47,559 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 01:24:47,559 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 01:24:47,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-10-13 01:24:47,590 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:47,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:47,591 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:47,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-13 01:24:47,593 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:24:47,594 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:47,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:47,627 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:47,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:47,628 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:47,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-13 01:24:47,630 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-13 01:24:47,631 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:47,694 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-13 01:24:47,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:47,696 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 01:24:47,696 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 01:24:47,696 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 01:24:47,696 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 01:24:47,696 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 01:24:47,696 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:47,697 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 01:24:47,697 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 01:24:47,697 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2021-10-13 01:24:47,697 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 01:24:47,697 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 01:24:47,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:47,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:47,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:47,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:47,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:47,838 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 01:24:47,838 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 01:24:47,838 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:47,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:47,842 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:47,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:47,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:47,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:47,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:47,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:47,858 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:47,858 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:24:47,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-13 01:24:47,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:47,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:47,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:47,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:47,909 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:47,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-13 01:24:47,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:47,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:47,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:47,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:47,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:47,930 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:47,930 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:24:47,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:47,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:47,982 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:47,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:47,983 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:47,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:47,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:47,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:47,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:47,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:47,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:47,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 01:24:47,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:47,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-13 01:24:48,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:48,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-10-13 01:24:48,042 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:48,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:48,043 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:48,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-13 01:24:48,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:48,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:48,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:48,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:48,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:48,064 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:48,064 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:24:48,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:48,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:48,122 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:48,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:48,126 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:48,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:48,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:48,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:48,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:48,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:48,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:48,138 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 01:24:48,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:48,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-13 01:24:48,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:48,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:48,187 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-13 01:24:48,187 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:48,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:48,188 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:48,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-13 01:24:48,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:48,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:48,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:48,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:48,198 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:48,200 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:48,200 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:48,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:48,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:48,263 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:48,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:48,264 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:48,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:48,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:48,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:48,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:48,280 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:48,282 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:48,282 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:48,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-13 01:24:48,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:48,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:48,329 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:48,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:48,330 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:48,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:48,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:48,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:48,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:48,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:48,344 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:48,345 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:24:48,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:48,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-13 01:24:48,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:48,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:48,390 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:48,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:48,391 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:48,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:48,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:48,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:48,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:48,402 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:48,407 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:48,407 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:48,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-13 01:24:48,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:48,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:48,467 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:48,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:48,469 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:48,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:48,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-13 01:24:48,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:48,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:48,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:48,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:48,483 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:48,483 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:24:48,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:48,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:48,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-10-13 01:24:48,504 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-13 01:24:48,504 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:48,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:48,505 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:48,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-13 01:24:48,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:48,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:48,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:48,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:48,524 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:48,526 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:48,526 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:48,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:48,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-10-13 01:24:48,570 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:48,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:48,571 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:48,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-13 01:24:48,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:48,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:48,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:48,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:48,580 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:48,584 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:48,584 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:48,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:48,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:48,642 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:48,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:48,642 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:48,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-13 01:24:48,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:48,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:48,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:48,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:48,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:48,651 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:48,652 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:48,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:48,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:48,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-10-13 01:24:48,685 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:48,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:48,686 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:48,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-13 01:24:48,692 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 [2021-10-13 01:24:48,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:48,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:48,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:48,700 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:48,707 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:48,707 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:48,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:48,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:48,755 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:48,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:48,756 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:48,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:48,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:48,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:48,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:48,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:48,780 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:48,781 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:48,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:48,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-13 01:24:48,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:48,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:48,826 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-13 01:24:48,826 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:48,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:48,827 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:48,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:48,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:48,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:48,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:48,839 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:48,842 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:48,842 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:48,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-13 01:24:48,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:48,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:48,890 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:48,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:48,891 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:48,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:48,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-13 01:24:48,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:48,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:48,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:48,906 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:48,909 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:48,909 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:48,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:48,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:48,957 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:48,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:48,962 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:48,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:48,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:48,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:48,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:48,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:48,974 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:48,974 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:24:48,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:48,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-13 01:24:48,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:49,024 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,025 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:49,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:49,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,037 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:49,044 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:49,044 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:49,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-13 01:24:49,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:49,097 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,098 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:49,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:49,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:49,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,110 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:49,111 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:24:49,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:49,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-13 01:24:49,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:49,162 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-13 01:24:49,162 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,163 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:49,174 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:49,174 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:49,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,175 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:49,177 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:49,177 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:49,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-13 01:24:49,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:49,218 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,219 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:49,230 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:49,230 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:49,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,231 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:49,233 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:49,233 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:49,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-13 01:24:49,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:49,278 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,282 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:49,293 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:49,293 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:49,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:49,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,294 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:49,294 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:24:49,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:49,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-13 01:24:49,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:49,338 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,339 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-13 01:24:49,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:49,350 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:49,350 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:49,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,351 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:49,355 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:49,355 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:49,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:49,407 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,408 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:49,423 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:49,424 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:49,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:49,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,424 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:49,425 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:24:49,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:49,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-13 01:24:49,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:49,470 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-13 01:24:49,470 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,471 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:49,488 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:49,488 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:49,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,488 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:49,491 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:49,491 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:49,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-13 01:24:49,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:49,538 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,538 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-13 01:24:49,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:49,548 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:49,548 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:49,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,548 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:49,550 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:49,550 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:49,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-10-13 01:24:49,591 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,591 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-13 01:24:49,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:49,600 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:49,600 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:49,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:49,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,601 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:49,601 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:49,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:49,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:49,624 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,625 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-13 01:24:49,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:49,635 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:49,635 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:49,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,635 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:49,641 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:49,641 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:49,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:49,705 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,706 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:49,728 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:49,728 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:49,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:49,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,728 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:49,729 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:49,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:49,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-13 01:24:49,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:49,770 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-13 01:24:49,771 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,772 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:49,783 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:49,783 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:49,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,784 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:49,787 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:49,787 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:49,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-13 01:24:49,805 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:49,842 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,843 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,845 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 [2021-10-13 01:24:49,855 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:49,855 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:49,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,856 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:49,859 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:49,859 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:49,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-13 01:24:49,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:49,917 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,918 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:49,930 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:49,930 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:49,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:49,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,930 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:49,931 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:24:49,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:49,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-13 01:24:49,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:49,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:49,978 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:49,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:49,979 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:49,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:49,990 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:49,990 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:49,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:49,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:49,991 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:49,998 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:49,999 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:50,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-13 01:24:50,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:50,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:50,073 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:50,074 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:50,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:50,086 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:50,086 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:50,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:50,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:50,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:50,086 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:50,088 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:24:50,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:50,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-13 01:24:50,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:50,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:50,129 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-13 01:24:50,130 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:50,131 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:50,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:50,141 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:50,142 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:50,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:50,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:50,142 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:50,144 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:50,144 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:50,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-10-13 01:24:50,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:50,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:50,190 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:50,194 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:50,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:50,205 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:50,206 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:50,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:50,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:50,206 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:50,208 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:50,208 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:50,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-10-13 01:24:50,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:50,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-10-13 01:24:50,252 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:50,253 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:50,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-10-13 01:24:50,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:50,261 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:50,261 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:50,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:50,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:50,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:50,261 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:50,262 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:50,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:50,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:50,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-10-13 01:24:50,283 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:50,284 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:50,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-10-13 01:24:50,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:50,293 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:50,294 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:50,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:50,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:50,294 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:50,299 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:50,299 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:50,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:50,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-10-13 01:24:50,336 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:50,336 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:50,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-10-13 01:24:50,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:50,346 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:50,346 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:50,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:50,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:50,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:50,346 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:50,347 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:50,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:50,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:50,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-10-13 01:24:50,373 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-13 01:24:50,374 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:50,374 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:50,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-10-13 01:24:50,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:50,383 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:50,383 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:50,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:50,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:50,383 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:50,386 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:24:50,386 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:24:50,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:50,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-10-13 01:24:50,413 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:50,414 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:50,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-10-13 01:24:50,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:50,423 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:50,423 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:50,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:50,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:50,423 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:50,426 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:24:50,426 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:24:50,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:50,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-10-13 01:24:50,488 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:50,489 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:50,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-10-13 01:24:50,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:50,498 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:50,498 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:50,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:50,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:50,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:50,498 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:50,499 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:50,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:50,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:50,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:50,523 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:50,524 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:50,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-10-13 01:24:50,526 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 [2021-10-13 01:24:50,533 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:50,533 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:50,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:50,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:50,533 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:50,541 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:24:50,541 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:24:50,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:50,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:50,577 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:50,578 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:50,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-10-13 01:24:50,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:50,587 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:50,588 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:50,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:50,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:50,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:50,588 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:50,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:50,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:50,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:50,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:50,615 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-10-13 01:24:50,616 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 5#L15true assume main_~x~0 % 4294967296 > 0; 6#L16-2true assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2; 6#L16-2true [2021-10-13 01:24:50,616 INFO L793 eck$LassoCheckResult]: Loop: 6#L16-2true assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2; 6#L16-2true [2021-10-13 01:24:50,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:50,616 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 2 times [2021-10-13 01:24:50,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:50,617 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908428037] [2021-10-13 01:24:50,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:50,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:24:50,622 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:24:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:24:50,627 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:24:50,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:50,628 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 2 times [2021-10-13 01:24:50,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:50,629 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869759808] [2021-10-13 01:24:50,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:50,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:24:50,634 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:24:50,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:24:50,639 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:24:50,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:50,640 INFO L82 PathProgramCache]: Analyzing trace with hash 957572, now seen corresponding path program 3 times [2021-10-13 01:24:50,640 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:50,640 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019959289] [2021-10-13 01:24:50,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:50,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:24:50,648 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 01:24:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 01:24:50,656 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 01:24:50,674 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 01:24:50,675 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 01:24:50,675 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 01:24:50,675 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 01:24:50,675 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-13 01:24:50,675 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,675 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 01:24:50,675 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 01:24:50,675 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2021-10-13 01:24:50,676 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 01:24:50,676 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 01:24:50,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:50,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:50,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:50,770 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 01:24:50,770 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-13 01:24:50,771 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:50,774 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:50,776 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:24:50,776 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:50,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-10-13 01:24:50,798 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 01:24:50,798 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 01:24:50,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:50,832 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:50,833 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:50,838 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:24:50,839 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:50,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-10-13 01:24:50,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:50,891 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:50,892 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:50,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-10-13 01:24:50,898 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-13 01:24:50,898 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:50,941 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-13 01:24:50,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:50,943 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 01:24:50,943 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 01:24:50,943 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 01:24:50,943 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 01:24:50,943 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 01:24:50,943 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:50,943 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 01:24:50,943 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 01:24:50,943 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2021-10-13 01:24:50,943 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 01:24:50,944 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 01:24:50,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:50,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:50,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:51,029 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 01:24:51,030 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 01:24:51,030 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,031 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:51,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:51,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-10-13 01:24:51,049 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:51,049 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:24:51,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:51,072 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,073 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-10-13 01:24:51,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:51,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:51,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:51,084 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 01:24:51,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:51,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-10-13 01:24:51,110 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,111 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-10-13 01:24:51,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:51,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:51,126 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:51,126 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:24:51,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:51,148 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-13 01:24:51,148 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,149 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-10-13 01:24:51,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:51,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,158 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:51,159 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:51,159 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:51,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:51,181 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,182 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-10-13 01:24:51,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:51,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:51,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,192 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:51,193 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:24:51,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:51,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-10-13 01:24:51,215 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,216 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-10-13 01:24:51,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:51,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,224 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:51,226 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:51,226 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:51,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-10-13 01:24:51,262 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-13 01:24:51,262 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,263 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-10-13 01:24:51,264 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 [2021-10-13 01:24:51,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:51,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,274 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:51,276 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:51,276 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:51,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:51,302 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,303 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-10-13 01:24:51,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:51,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:51,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,312 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:51,313 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:51,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:51,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:51,336 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,362 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,364 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 [2021-10-13 01:24:51,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:51,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,373 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:51,376 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:51,376 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:51,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-10-13 01:24:51,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-10-13 01:24:51,426 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-13 01:24:51,427 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,427 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-10-13 01:24:51,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:51,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,436 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:51,438 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:51,439 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:51,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-10-13 01:24:51,463 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,464 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-10-13 01:24:51,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:51,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:51,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,472 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:51,474 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:24:51,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:51,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-10-13 01:24:51,497 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,498 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-10-13 01:24:51,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:51,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,507 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:51,509 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:51,509 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:51,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-10-13 01:24:51,533 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-13 01:24:51,533 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,534 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-10-13 01:24:51,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,542 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:51,542 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:51,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,542 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:51,544 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:51,544 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:51,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:51,569 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,570 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-10-13 01:24:51,591 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:51,591 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:51,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:51,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,592 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:51,593 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:24:51,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:51,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:51,649 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,650 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,667 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:51,668 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:51,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,668 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:51,670 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:51,670 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:51,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-10-13 01:24:51,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:51,717 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-13 01:24:51,717 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,719 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,730 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:51,730 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:51,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,730 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:51,733 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:51,733 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:51,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-10-13 01:24:51,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-10-13 01:24:51,779 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,779 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-10-13 01:24:51,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,788 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:51,788 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:51,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:51,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,788 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:51,790 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:51,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:51,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-10-13 01:24:51,822 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,822 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-10-13 01:24:51,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,831 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:51,831 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:51,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,831 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:51,833 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:51,833 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:51,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-10-13 01:24:51,857 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-13 01:24:51,858 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,858 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-10-13 01:24:51,859 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 [2021-10-13 01:24:51,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:51,867 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:51,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,867 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:51,871 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:51,871 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:51,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:51,901 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,901 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-10-13 01:24:51,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:51,910 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:51,910 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:51,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:51,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,910 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:51,913 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:24:51,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:51,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:51,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:51,970 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:51,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:51,971 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:51,978 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 [2021-10-13 01:24:51,988 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:51,988 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:51,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:51,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:51,988 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:51,992 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:51,992 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:52,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-10-13 01:24:52,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:52,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:52,046 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-13 01:24:52,046 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:52,047 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:52,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:52,058 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:52,058 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:52,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:52,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:52,058 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:52,061 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:52,061 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:52,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-10-13 01:24:52,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:52,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:52,106 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:52,110 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:52,112 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 [2021-10-13 01:24:52,121 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:52,121 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:52,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:52,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:52,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:52,122 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:52,123 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:52,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:52,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-10-13 01:24:52,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:52,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:52,170 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:52,171 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:52,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:52,182 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:52,182 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:52,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:52,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:52,183 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:52,185 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:52,185 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:52,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-10-13 01:24:52,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:52,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:52,229 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-13 01:24:52,229 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:52,230 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:52,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:52,242 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:52,243 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:52,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:52,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:52,243 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:52,246 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:24:52,246 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:24:52,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-10-13 01:24:52,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:52,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:52,294 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:52,295 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:52,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:52,306 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:52,306 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:52,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:52,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:52,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:52,307 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:52,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:52,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:52,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-10-13 01:24:52,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:52,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:52,358 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:52,362 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:52,364 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 [2021-10-13 01:24:52,373 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:52,373 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:52,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:52,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:52,374 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:52,377 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:24:52,377 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:24:52,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-10-13 01:24:52,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:52,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:52,452 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 01:24:52,452 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 01:24:52,452 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 01:24:52,452 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 01:24:52,452 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-13 01:24:52,452 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,452 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 01:24:52,452 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 01:24:52,453 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2021-10-13 01:24:52,453 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 01:24:52,453 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 01:24:52,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:52,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:52,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:52,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:52,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:52,581 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 01:24:52,581 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-13 01:24:52,581 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:52,584 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:52,585 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:24:52,586 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:52,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-10-13 01:24:52,594 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-13 01:24:52,594 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-13 01:24:52,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2021-10-13 01:24:52,615 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:52,616 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:52,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-10-13 01:24:52,617 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-13 01:24:52,617 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:52,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:52,645 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:52,645 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:52,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-10-13 01:24:52,647 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-13 01:24:52,647 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-13 01:24:52,681 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-13 01:24:52,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2021-10-13 01:24:52,684 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 01:24:52,684 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 01:24:52,684 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 01:24:52,684 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 01:24:52,684 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 01:24:52,684 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,684 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 01:24:52,684 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 01:24:52,684 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2021-10-13 01:24:52,684 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 01:24:52,684 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 01:24:52,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:52,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:52,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:52,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:52,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 01:24:52,792 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 01:24:52,793 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 01:24:52,793 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:52,794 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:52,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:52,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:52,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:52,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:52,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:52,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:52,808 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 01:24:52,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:52,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-10-13 01:24:52,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:52,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2021-10-13 01:24:52,838 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:52,839 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:52,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-10-13 01:24:52,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:52,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:52,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:52,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:52,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:52,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:52,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 01:24:52,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:52,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:52,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:52,867 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:52,868 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:52,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-10-13 01:24:52,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:52,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:52,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:52,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:52,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:52,877 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:52,877 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:24:52,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:52,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:52,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:52,907 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:52,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-10-13 01:24:52,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:52,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:52,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:52,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:52,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:52,916 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:52,916 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:24:52,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:52,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:52,938 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:52,939 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:52,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-10-13 01:24:52,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:52,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:52,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:52,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:52,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 01:24:52,955 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:52,955 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 01:24:52,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:52,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:52,983 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-13 01:24:52,984 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:52,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:52,984 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:52,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-10-13 01:24:52,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:52,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:52,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:52,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:52,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:52,994 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:52,994 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:24:52,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:52,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:53,014 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,015 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-10-13 01:24:53,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:53,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:53,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,024 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:53,024 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:24:53,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:53,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2021-10-13 01:24:53,044 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,045 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-10-13 01:24:53,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:53,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,053 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:53,055 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:53,055 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:53,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2021-10-13 01:24:53,107 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,109 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-10-13 01:24:53,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:53,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,118 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:53,119 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:53,119 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:53,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2021-10-13 01:24:53,151 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,152 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-10-13 01:24:53,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:53,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,160 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:53,163 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:53,163 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:53,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:53,195 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-13 01:24:53,195 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,195 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-10-13 01:24:53,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:53,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:53,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,205 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:53,206 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:53,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:53,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:53,246 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,247 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-10-13 01:24:53,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:53,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:53,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,259 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:53,259 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:53,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:53,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:53,281 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,281 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-10-13 01:24:53,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:53,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,291 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:53,292 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:53,293 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:53,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:53,356 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,357 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-10-13 01:24:53,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:53,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,376 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:53,377 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:53,378 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:53,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:53,420 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,421 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-10-13 01:24:53,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:53,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,429 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:53,433 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:53,433 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:53,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:53,461 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-13 01:24:53,461 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,462 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-10-13 01:24:53,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:53,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:53,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,471 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:53,471 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:24:53,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:53,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:53,492 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,492 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-10-13 01:24:53,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:53,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:53,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,502 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:53,504 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:24:53,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:53,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:53,525 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,526 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-10-13 01:24:53,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:53,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,534 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:53,537 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:53,537 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:53,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2021-10-13 01:24:53,567 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,567 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-10-13 01:24:53,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:53,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,576 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:53,578 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:53,578 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:53,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2021-10-13 01:24:53,602 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,603 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-10-13 01:24:53,604 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 [2021-10-13 01:24:53,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 01:24:53,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,611 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:53,618 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:53,618 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:53,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:53,648 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-13 01:24:53,648 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,649 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-10-13 01:24:53,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,658 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:53,658 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:53,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:53,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,658 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:53,659 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:24:53,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:53,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:53,689 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,690 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,691 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 [2021-10-13 01:24:53,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-10-13 01:24:53,698 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:53,698 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:53,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:53,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,698 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:53,699 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-13 01:24:53,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:53,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2021-10-13 01:24:53,720 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,721 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-10-13 01:24:53,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,729 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:53,729 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:53,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,729 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:53,730 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:53,730 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:53,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:53,754 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,755 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-10-13 01:24:53,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,762 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:53,763 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:53,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,763 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:53,764 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:53,764 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:53,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2021-10-13 01:24:53,787 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,788 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-10-13 01:24:53,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,796 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:53,796 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:53,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,797 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-13 01:24:53,799 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-13 01:24:53,800 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-13 01:24:53,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:53,833 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-10-13 01:24:53,834 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,834 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-10-13 01:24:53,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,843 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:53,843 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:53,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:53,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,843 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:53,843 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:53,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:53,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:53,865 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,866 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-10-13 01:24:53,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,874 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:53,874 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:53,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:53,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,875 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:53,875 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:53,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:53,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2021-10-13 01:24:53,897 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,898 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-10-13 01:24:53,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,906 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:53,906 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:53,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,906 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:53,908 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:53,908 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:53,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:53,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2021-10-13 01:24:53,933 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:53,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:53,934 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:53,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-10-13 01:24:53,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:53,942 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:53,943 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:53,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:53,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:53,943 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:53,945 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:53,945 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:53,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2021-10-13 01:24:54,007 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,007 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-10-13 01:24:54,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:54,016 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,016 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-10-13 01:24:54,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,016 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:54,030 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:54,030 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:54,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2021-10-13 01:24:54,066 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-10-13 01:24:54,066 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,067 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-10-13 01:24:54,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:54,075 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,075 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:54,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:54,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,076 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:54,077 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:24:54,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:54,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:54,099 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,099 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-10-13 01:24:54,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:54,108 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,108 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:54,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:54,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,108 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:54,109 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-13 01:24:54,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:54,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2021-10-13 01:24:54,131 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,131 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2021-10-13 01:24:54,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:54,139 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,140 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:54,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,140 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:54,142 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:54,142 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:54,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:54,169 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,170 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2021-10-13 01:24:54,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:54,178 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,179 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:54,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,179 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:54,181 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:54,181 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:54,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2021-10-13 01:24:54,207 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,207 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2021-10-13 01:24:54,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:54,216 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,216 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:54,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,216 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-13 01:24:54,221 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-13 01:24:54,221 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-13 01:24:54,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2021-10-13 01:24:54,270 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-10-13 01:24:54,270 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,271 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2021-10-13 01:24:54,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:54,279 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,280 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:54,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:54,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,280 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:54,280 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:54,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:54,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2021-10-13 01:24:54,308 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,309 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2021-10-13 01:24:54,310 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 [2021-10-13 01:24:54,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,317 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:54,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:54,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,317 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:54,318 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 01:24:54,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:54,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:54,338 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,339 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2021-10-13 01:24:54,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:54,348 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,348 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:54,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,348 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:54,350 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:54,350 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:54,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:54,373 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,373 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2021-10-13 01:24:54,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:54,381 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,382 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:54,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,382 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:54,383 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:54,383 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:54,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:54,412 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,413 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:54,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2021-10-13 01:24:54,422 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,422 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-13 01:24:54,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,422 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-13 01:24:54,428 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 01:24:54,428 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-13 01:24:54,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:54,458 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-10-13 01:24:54,458 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,459 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2021-10-13 01:24:54,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:54,467 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,467 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:54,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:54,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,468 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:54,468 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:54,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:54,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2021-10-13 01:24:54,519 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,520 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2021-10-13 01:24:54,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:54,528 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,528 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:54,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 01:24:54,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,529 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:54,529 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 01:24:54,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 01:24:54,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:54,551 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,552 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2021-10-13 01:24:54,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:54,561 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,561 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:54,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,561 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:54,563 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:24:54,563 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:24:54,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2021-10-13 01:24:54,590 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,591 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2021-10-13 01:24:54,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:54,599 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,599 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:54,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,600 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:54,602 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:24:54,602 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:24:54,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:54,658 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 01:24:54,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:54,659 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:54,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 01:24:54,679 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-13 01:24:54,680 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-10-13 01:24:54,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 01:24:54,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 01:24:54,680 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-10-13 01:24:54,688 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-10-13 01:24:54,688 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-13 01:24:54,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2021-10-13 01:24:54,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 01:24:54,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:54,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 01:24:54 BoogieIcfgContainer [2021-10-13 01:24:54,760 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 01:24:54,761 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:24:54,761 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:24:54,761 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:24:54,761 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:24:43" (3/4) ... [2021-10-13 01:24:54,764 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 01:24:54,765 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:24:54,766 INFO L168 Benchmark]: Toolchain (without parser) took 11242.46 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 74.6 MB in the beginning and 79.2 MB in the end (delta: -4.7 MB). Peak memory consumption was 16.5 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:54,766 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 104.9 MB. Free memory is still 59.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:24:54,767 INFO L168 Benchmark]: CACSL2BoogieTranslator took 172.84 ms. Allocated memory is still 104.9 MB. Free memory was 74.3 MB in the beginning and 81.4 MB in the end (delta: -7.1 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:54,767 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.12 ms. Allocated memory is still 104.9 MB. Free memory was 81.1 MB in the beginning and 79.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:54,768 INFO L168 Benchmark]: Boogie Preprocessor took 16.60 ms. Allocated memory is still 104.9 MB. Free memory was 79.9 MB in the beginning and 79.1 MB in the end (delta: 791.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:24:54,770 INFO L168 Benchmark]: RCFGBuilder took 187.61 ms. Allocated memory is still 104.9 MB. Free memory was 79.1 MB in the beginning and 71.4 MB in the end (delta: 7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:54,771 INFO L168 Benchmark]: BuchiAutomizer took 10793.36 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 71.4 MB in the beginning and 80.2 MB in the end (delta: -8.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:54,771 INFO L168 Benchmark]: Witness Printer took 4.18 ms. Allocated memory is still 125.8 MB. Free memory is still 79.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:24:54,773 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 104.9 MB. Free memory is still 59.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 172.84 ms. Allocated memory is still 104.9 MB. Free memory was 74.3 MB in the beginning and 81.4 MB in the end (delta: -7.1 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 58.12 ms. Allocated memory is still 104.9 MB. Free memory was 81.1 MB in the beginning and 79.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 16.60 ms. Allocated memory is still 104.9 MB. Free memory was 79.9 MB in the beginning and 79.1 MB in the end (delta: 791.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 187.61 ms. Allocated memory is still 104.9 MB. Free memory was 79.1 MB in the beginning and 71.4 MB in the end (delta: 7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 10793.36 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 71.4 MB in the beginning and 80.2 MB in the end (delta: -8.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 16.1 GB. * Witness Printer took 4.18 ms. Allocated memory is still 125.8 MB. Free memory is still 79.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 10.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital16 mio100 ax180 hnf100 lsp55 ukn100 mio100 lsp100 div444 bol100 ite100 ukn100 eq149 hnf49 smp83 dnf100 smp100 tf103 neg97 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 32ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;" "assume main_~x~0 % 4294967296 > 0;" "assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2;" Loop: "assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-10-13 01:24:54,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94697ee-64b0-4778-aa15-c0e76a0f3438/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...