./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/cohencu2-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/cohencu2-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e2817f3084a8852f4b330f9c6d3e372001677288c6bd96843f93de200f3970ca --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 18:56:26,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 18:56:26,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 18:56:26,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 18:56:26,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 18:56:26,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 18:56:26,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 18:56:26,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 18:56:26,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 18:56:26,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 18:56:26,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 18:56:26,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 18:56:26,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 18:56:26,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 18:56:26,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 18:56:26,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 18:56:26,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 18:56:26,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 18:56:26,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 18:56:26,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 18:56:26,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 18:56:26,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 18:56:26,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 18:56:26,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 18:56:26,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 18:56:26,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 18:56:26,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 18:56:26,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 18:56:26,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 18:56:26,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 18:56:26,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 18:56:26,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 18:56:26,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 18:56:26,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 18:56:26,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 18:56:26,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 18:56:26,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 18:56:26,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 18:56:26,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 18:56:26,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 18:56:26,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 18:56:26,411 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 18:56:26,438 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 18:56:26,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 18:56:26,438 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 18:56:26,439 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 18:56:26,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 18:56:26,440 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 18:56:26,440 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 18:56:26,440 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 18:56:26,440 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 18:56:26,440 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 18:56:26,440 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 18:56:26,441 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 18:56:26,441 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 18:56:26,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 18:56:26,441 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 18:56:26,441 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 18:56:26,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 18:56:26,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 18:56:26,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 18:56:26,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 18:56:26,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 18:56:26,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 18:56:26,442 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 18:56:26,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 18:56:26,443 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 18:56:26,443 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 18:56:26,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 18:56:26,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 18:56:26,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 18:56:26,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 18:56:26,444 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 18:56:26,444 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 18:56:26,445 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 18:56:26,445 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_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2817f3084a8852f4b330f9c6d3e372001677288c6bd96843f93de200f3970ca [2021-12-06 18:56:26,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 18:56:26,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 18:56:26,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 18:56:26,642 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 18:56:26,643 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 18:56:26,644 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-nla/cohencu2-both-nt.c [2021-12-06 18:56:26,696 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/data/952a1e2bd/e0d3e56ca8c24b05b902a594d9dcc52a/FLAGeaa562d5e [2021-12-06 18:56:27,057 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 18:56:27,058 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/sv-benchmarks/c/termination-nla/cohencu2-both-nt.c [2021-12-06 18:56:27,062 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/data/952a1e2bd/e0d3e56ca8c24b05b902a594d9dcc52a/FLAGeaa562d5e [2021-12-06 18:56:27,072 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/data/952a1e2bd/e0d3e56ca8c24b05b902a594d9dcc52a [2021-12-06 18:56:27,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 18:56:27,074 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 18:56:27,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 18:56:27,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 18:56:27,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 18:56:27,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:56:27" (1/1) ... [2021-12-06 18:56:27,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c1e594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:56:27, skipping insertion in model container [2021-12-06 18:56:27,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:56:27" (1/1) ... [2021-12-06 18:56:27,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 18:56:27,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 18:56:27,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:56:27,189 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 18:56:27,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 18:56:27,207 INFO L208 MainTranslator]: Completed translation [2021-12-06 18:56:27,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:56:27 WrapperNode [2021-12-06 18:56:27,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 18:56:27,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 18:56:27,208 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 18:56:27,209 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 18:56:27,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:56:27" (1/1) ... [2021-12-06 18:56:27,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:56:27" (1/1) ... [2021-12-06 18:56:27,228 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2021-12-06 18:56:27,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 18:56:27,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 18:56:27,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 18:56:27,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 18:56:27,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:56:27" (1/1) ... [2021-12-06 18:56:27,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:56:27" (1/1) ... [2021-12-06 18:56:27,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:56:27" (1/1) ... [2021-12-06 18:56:27,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:56:27" (1/1) ... [2021-12-06 18:56:27,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:56:27" (1/1) ... [2021-12-06 18:56:27,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:56:27" (1/1) ... [2021-12-06 18:56:27,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:56:27" (1/1) ... [2021-12-06 18:56:27,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 18:56:27,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 18:56:27,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 18:56:27,245 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 18:56:27,246 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:56:27" (1/1) ... [2021-12-06 18:56:27,251 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:27,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:27,273 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:27,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 18:56:27,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 18:56:27,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 18:56:27,339 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 18:56:27,340 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 18:56:27,398 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 18:56:27,404 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 18:56:27,405 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 18:56:27,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:56:27 BoogieIcfgContainer [2021-12-06 18:56:27,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 18:56:27,407 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 18:56:27,408 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 18:56:27,411 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 18:56:27,411 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 18:56:27,411 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 06:56:27" (1/3) ... [2021-12-06 18:56:27,412 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6fdc008e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 06:56:27, skipping insertion in model container [2021-12-06 18:56:27,412 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 18:56:27,413 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:56:27" (2/3) ... [2021-12-06 18:56:27,413 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6fdc008e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 06:56:27, skipping insertion in model container [2021-12-06 18:56:27,413 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 18:56:27,413 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:56:27" (3/3) ... [2021-12-06 18:56:27,414 INFO L388 chiAutomizerObserver]: Analyzing ICFG cohencu2-both-nt.c [2021-12-06 18:56:27,450 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 18:56:27,450 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 18:56:27,450 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 18:56:27,450 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 18:56:27,451 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 18:56:27,451 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 18:56:27,451 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 18:56:27,451 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 18:56:27,460 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 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) [2021-12-06 18:56:27,473 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-06 18:56:27,473 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 18:56:27,473 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 18:56:27,477 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 18:56:27,478 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-06 18:56:27,478 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 18:56:27,478 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 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) [2021-12-06 18:56:27,479 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-06 18:56:27,479 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 18:56:27,479 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 18:56:27,479 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 18:56:27,479 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-06 18:56:27,485 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6; 3#L32-2true [2021-12-06 18:56:27,485 INFO L793 eck$LassoCheckResult]: Loop: 3#L32-2true assume !!(main_~y~0#1 == 1 + (3 * main_~n~0#1 * main_~n~0#1 + 3 * main_~n~0#1));main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 3#L32-2true [2021-12-06 18:56:27,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:56:27,491 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-06 18:56:27,500 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:56:27,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707082334] [2021-12-06 18:56:27,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:56:27,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:56:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:56:27,567 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:56:27,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:56:27,581 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:56:27,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:56:27,583 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2021-12-06 18:56:27,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:56:27,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761981670] [2021-12-06 18:56:27,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:56:27,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:56:27,588 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:56:27,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1365630018] [2021-12-06 18:56:27,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:56:27,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:56:27,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:27,590 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:56:27,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 18:56:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:56:27,619 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:56:27,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:56:27,626 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:56:27,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:56:27,628 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2021-12-06 18:56:27,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:56:27,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955216286] [2021-12-06 18:56:27,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:56:27,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:56:27,632 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:56:27,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1262132125] [2021-12-06 18:56:27,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:56:27,633 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:56:27,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:27,634 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:56:27,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 18:56:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:56:27,662 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:56:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:56:27,669 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:56:27,757 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:56:27,757 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:56:27,757 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:56:27,758 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:56:27,758 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 18:56:27,758 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:27,758 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:56:27,758 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:56:27,758 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu2-both-nt.c_Iteration1_Loop [2021-12-06 18:56:27,758 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:56:27,759 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:56:27,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:27,855 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:56:27,855 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 18:56:27,857 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:27,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:27,882 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:27,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 18:56:27,884 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:56:27,884 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:56:27,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:27,917 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:27,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:27,918 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:27,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 18:56:27,919 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:56:27,919 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:56:27,936 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 18:56:27,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 18:56:27,959 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:56:27,959 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:56:27,959 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:56:27,959 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:56:27,959 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 18:56:27,959 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:27,959 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:56:27,959 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:56:27,960 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu2-both-nt.c_Iteration1_Loop [2021-12-06 18:56:27,960 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:56:27,960 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:56:27,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:28,015 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:56:28,019 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 18:56:28,021 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,022 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 18:56:28,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:28,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:28,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:28,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:56:28,037 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:56:28,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:28,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 18:56:28,061 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 18:56:28,061 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,062 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 18:56:28,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:28,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:28,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:28,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,072 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:28,075 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:28,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:28,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 18:56:28,098 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 18:56:28,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,099 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 18:56:28,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:28,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:28,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:28,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,109 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:28,112 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:28,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:28,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:28,136 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 18:56:28,136 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,137 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 18:56:28,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:28,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:28,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:28,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,146 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:28,150 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:28,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:28,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 18:56:28,174 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 18:56:28,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,175 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 18:56:28,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:28,185 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:28,185 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:28,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:28,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,186 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:28,190 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:28,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:28,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 18:56:28,224 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 18:56:28,224 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,225 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 18:56:28,226 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 [2021-12-06 18:56:28,233 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:28,234 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:56:28,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:28,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,234 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:28,240 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:28,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:28,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 18:56:28,297 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 18:56:28,298 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,298 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 18:56:28,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:28,309 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:28,309 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:28,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:28,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,310 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:28,318 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:28,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:28,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-06 18:56:28,384 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 18:56:28,384 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,385 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 18:56:28,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:28,394 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:28,394 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:28,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:28,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,395 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:28,398 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:28,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:28,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 18:56:28,435 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 18:56:28,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,437 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 18:56:28,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:28,449 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:28,449 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:28,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:28,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,450 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:56:28,457 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:56:28,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:28,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-06 18:56:28,512 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:56:28,512 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:56:28,512 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:56:28,513 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:56:28,513 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 18:56:28,513 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,513 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:56:28,513 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:56:28,513 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu2-both-nt.c_Iteration1_Lasso [2021-12-06 18:56:28,513 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:56:28,513 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:56:28,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:28,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:28,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:28,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:28,590 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:56:28,590 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 18:56:28,590 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,591 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 18:56:28,592 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:56:28,593 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:56:28,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-06 18:56:28,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,636 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 18:56:28,637 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:56:28,637 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:56:28,650 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 18:56:28,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 18:56:28,669 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:56:28,669 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:56:28,669 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:56:28,669 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:56:28,669 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 18:56:28,669 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,669 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:56:28,669 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:56:28,669 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu2-both-nt.c_Iteration1_Lasso [2021-12-06 18:56:28,669 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:56:28,669 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:56:28,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:28,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:28,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:28,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:28,733 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:56:28,733 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 18:56:28,733 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,734 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 18:56:28,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:28,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:28,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:56:28,747 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:56:28,748 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 18:56:28,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 18:56:28,778 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,779 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 18:56:28,780 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 [2021-12-06 18:56:28,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:28,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:28,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:56:28,790 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:56:28,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:28,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:28,817 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,818 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 18:56:28,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:28,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:28,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:28,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:56:28,827 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:56:28,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:28,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-06 18:56:28,847 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,848 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 18:56:28,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:28,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:28,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:28,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:56:28,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:56:28,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:28,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-06 18:56:28,876 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 18:56:28,876 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,877 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 18:56:28,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:28,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:28,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,888 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:28,893 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:56:28,893 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:56:28,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-06 18:56:28,929 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,930 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 18:56:28,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:28,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:28,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:28,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,940 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:28,940 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:28,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:28,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-06 18:56:28,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,960 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 18:56:28,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:28,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:28,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:28,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,968 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:28,969 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:28,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:28,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:28,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:28,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:28,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:28,989 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:28,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 18:56:28,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:28,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:28,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:28,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:28,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:28,997 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:28,998 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:28,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:28,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:29,017 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 18:56:29,018 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,018 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 18:56:29,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:29,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,027 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:29,033 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:56:29,033 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:56:29,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-06 18:56:29,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,069 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 18:56:29,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:29,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:29,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,078 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:29,078 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:29,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:29,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:29,097 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,098 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 18:56:29,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:29,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:29,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,107 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:29,107 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:29,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:29,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-06 18:56:29,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,127 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 18:56:29,128 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 [2021-12-06 18:56:29,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:29,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:29,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,136 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:29,136 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:29,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:29,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-06 18:56:29,155 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 18:56:29,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,156 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 18:56:29,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:29,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,166 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:29,172 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:56:29,172 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:56:29,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-06 18:56:29,218 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,219 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 18:56:29,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:29,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:29,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,228 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:29,228 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:29,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:29,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-06 18:56:29,249 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,249 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 18:56:29,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:29,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:29,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,258 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:29,259 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:29,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:29,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-06 18:56:29,278 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,278 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 18:56:29,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:29,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:29,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,287 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:29,287 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:29,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:29,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-06 18:56:29,306 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 18:56:29,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,307 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 18:56:29,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,316 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:29,316 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:29,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,316 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:29,321 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:56:29,321 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:56:29,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:29,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,372 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-06 18:56:29,374 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 [2021-12-06 18:56:29,381 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:29,381 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:29,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:29,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,381 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:29,382 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:29,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:29,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:29,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,403 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-06 18:56:29,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,412 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:29,412 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:29,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:29,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,412 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:29,413 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:29,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:29,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-06 18:56:29,433 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,434 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-06 18:56:29,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,442 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:29,442 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:29,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:29,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,443 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:29,443 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:29,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:29,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-06 18:56:29,463 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 18:56:29,463 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,464 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-06 18:56:29,465 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 [2021-12-06 18:56:29,473 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:29,473 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:56:29,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,474 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:29,480 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:56:29,480 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:56:29,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:29,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,573 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-06 18:56:29,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,583 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:29,583 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:56:29,583 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:29,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,583 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:29,584 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:29,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:29,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:29,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,605 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-06 18:56:29,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,613 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:29,614 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:56:29,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:29,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,614 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:29,614 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:29,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:29,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-06 18:56:29,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,635 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-06 18:56:29,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,644 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:29,644 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:56:29,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:29,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,644 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:29,645 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:29,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:29,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-06 18:56:29,665 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 18:56:29,665 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,666 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-06 18:56:29,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,675 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:29,675 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:29,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,676 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:29,683 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:56:29,683 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:56:29,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:29,890 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,891 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-06 18:56:29,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,900 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:29,900 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:29,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:29,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,901 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:29,902 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:29,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:29,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-06 18:56:29,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,924 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-06 18:56:29,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,933 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:29,933 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:29,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:29,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,933 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:29,934 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:29,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:29,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-06 18:56:29,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,957 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-06 18:56:29,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,965 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:29,965 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:29,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:29,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,965 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:29,966 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:29,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:29,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:29,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:29,987 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 18:56:29,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:29,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:29,988 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:29,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-06 18:56:29,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:29,996 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:29,997 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:29,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:29,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:29,997 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:30,002 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:56:30,002 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:56:30,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-06 18:56:30,042 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,042 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-06 18:56:30,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:30,050 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:30,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:30,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,051 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:30,051 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:30,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:30,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-06 18:56:30,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,071 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-06 18:56:30,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,080 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:30,080 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:30,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:30,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,081 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:30,081 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:30,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:30,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:30,101 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,101 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-06 18:56:30,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,110 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:30,110 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:30,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:30,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,110 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:30,110 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:30,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:30,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:30,129 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 18:56:30,130 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,130 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-06 18:56:30,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,139 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:30,139 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:30,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,139 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:56:30,146 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 18:56:30,146 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 18:56:30,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:30,228 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,229 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-06 18:56:30,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,237 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:30,237 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:30,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:30,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,237 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:56:30,238 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:56:30,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:30,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-06 18:56:30,258 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,258 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-06 18:56:30,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,267 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:30,267 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:30,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:30,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,267 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:56:30,268 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:56:30,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:30,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-06 18:56:30,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,288 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-06 18:56:30,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,296 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:30,296 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:30,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:30,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,297 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:56:30,297 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:56:30,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:30,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-06 18:56:30,322 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-06 18:56:30,322 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6; 3#L32-2true assume !!(main_~y~0#1 == 1 + (3 * main_~n~0#1 * main_~n~0#1 + 3 * main_~n~0#1));main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 3#L32-2true [2021-12-06 18:56:30,322 INFO L793 eck$LassoCheckResult]: Loop: 3#L32-2true assume !!(main_~y~0#1 == 1 + (3 * main_~n~0#1 * main_~n~0#1 + 3 * main_~n~0#1));main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1; 3#L32-2true [2021-12-06 18:56:30,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:56:30,322 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2021-12-06 18:56:30,322 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:56:30,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29675715] [2021-12-06 18:56:30,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:56:30,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:56:30,325 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:56:30,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [523630445] [2021-12-06 18:56:30,326 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 18:56:30,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:56:30,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,326 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2021-12-06 18:56:30,345 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 18:56:30,345 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 18:56:30,345 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:56:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:56:30,350 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:56:30,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:56:30,350 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2021-12-06 18:56:30,351 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:56:30,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284187834] [2021-12-06 18:56:30,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:56:30,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:56:30,353 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:56:30,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1424194592] [2021-12-06 18:56:30,353 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 18:56:30,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:56:30,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,355 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2021-12-06 18:56:30,371 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 18:56:30,371 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 18:56:30,371 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:56:30,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:56:30,376 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:56:30,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 18:56:30,376 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2021-12-06 18:56:30,376 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 18:56:30,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985460688] [2021-12-06 18:56:30,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 18:56:30,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 18:56:30,380 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 18:56:30,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [286174709] [2021-12-06 18:56:30,380 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 18:56:30,380 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 18:56:30,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,381 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2021-12-06 18:56:30,410 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-06 18:56:30,410 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 18:56:30,411 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 18:56:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 18:56:30,417 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 18:56:30,447 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:56:30,447 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:56:30,447 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:56:30,447 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:56:30,447 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 18:56:30,447 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,447 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:56:30,447 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:56:30,447 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu2-both-nt.c_Iteration1_Loop [2021-12-06 18:56:30,447 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:56:30,447 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:56:30,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:30,484 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:56:30,484 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 18:56:30,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,485 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-06 18:56:30,486 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:56:30,486 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:56:30,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-06 18:56:30,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,514 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-06 18:56:30,515 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:56:30,515 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:56:30,527 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 18:56:30,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-06 18:56:30,545 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:56:30,545 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:56:30,545 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:56:30,546 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:56:30,546 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 18:56:30,546 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,546 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:56:30,546 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:56:30,546 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu2-both-nt.c_Iteration1_Loop [2021-12-06 18:56:30,546 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:56:30,546 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:56:30,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:30,584 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:56:30,584 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 18:56:30,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,585 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-06 18:56:30,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:30,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:30,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:56:30,594 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:56:30,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:30,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-06 18:56:30,615 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 18:56:30,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,615 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-06 18:56:30,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:30,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:30,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,624 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:30,625 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:30,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:30,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-06 18:56:30,647 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 18:56:30,647 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,647 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-06 18:56:30,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:30,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:30,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,656 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:30,658 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:30,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:30,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-06 18:56:30,682 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 18:56:30,682 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,683 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-06 18:56:30,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:30,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:30,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,691 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:30,693 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:30,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:30,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-06 18:56:30,718 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 18:56:30,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,718 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-06 18:56:30,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,728 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:30,728 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:30,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:30,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,729 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:30,730 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:30,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:30,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:30,759 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 18:56:30,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,759 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-06 18:56:30,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,768 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:30,768 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:56:30,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:30,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,769 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:30,771 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:30,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:30,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-06 18:56:30,807 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 18:56:30,807 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,808 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-06 18:56:30,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,816 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:30,816 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:30,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:30,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,817 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:30,820 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:30,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:30,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-06 18:56:30,878 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 18:56:30,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,879 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-06 18:56:30,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,888 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:30,888 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:30,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:30,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,889 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:30,890 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:30,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:30,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-06 18:56:30,914 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 18:56:30,914 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:30,914 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:30,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-06 18:56:30,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:30,925 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:30,925 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:30,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:30,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:30,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:30,925 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:56:30,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:56:30,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:30,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:30,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:30,997 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:56:30,997 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:56:30,997 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:56:30,997 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:56:30,998 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 18:56:30,998 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:30,998 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:56:30,998 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:56:30,998 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu2-both-nt.c_Iteration1_Lasso [2021-12-06 18:56:30,998 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:56:30,998 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:56:31,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:31,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:31,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:31,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:31,058 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:56:31,058 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 18:56:31,058 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,059 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-06 18:56:31,060 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:56:31,060 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:56:31,071 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 18:56:31,071 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~a~0#1=0} Honda state: {ULTIMATE.start_main_~a~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 18:56:31,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-06 18:56:31,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,095 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-06 18:56:31,096 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 18:56:31,096 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:56:31,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-06 18:56:31,124 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,125 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-06 18:56:31,126 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 18:56:31,126 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 18:56:31,139 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 18:56:31,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-06 18:56:31,158 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 18:56:31,158 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 18:56:31,158 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 18:56:31,158 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 18:56:31,158 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 18:56:31,158 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,158 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 18:56:31,158 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 18:56:31,158 INFO L133 ssoRankerPreferences]: Filename of dumped script: cohencu2-both-nt.c_Iteration1_Lasso [2021-12-06 18:56:31,159 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 18:56:31,159 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 18:56:31,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:31,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:31,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:31,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 18:56:31,225 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 18:56:31,225 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 18:56:31,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,225 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-06 18:56:31,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:56:31,238 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:56:31,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:31,258 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,259 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-06 18:56:31,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:56:31,267 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:56:31,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-06 18:56:31,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,287 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-06 18:56:31,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:56:31,297 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 18:56:31,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-06 18:56:31,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,318 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-06 18:56:31,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 18:56:31,329 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:56:31,329 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 18:56:31,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-06 18:56:31,354 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 18:56:31,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,354 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-06 18:56:31,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,363 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:31,364 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:31,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-06 18:56:31,383 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,384 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-06 18:56:31,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,394 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:31,394 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:31,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-06 18:56:31,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,415 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-06 18:56:31,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,425 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:31,426 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:31,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:31,445 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,446 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-06 18:56:31,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,454 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:31,457 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:56:31,457 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:56:31,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-06 18:56:31,504 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 18:56:31,504 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,505 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-06 18:56:31,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,513 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:31,513 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:31,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-06 18:56:31,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,534 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-06 18:56:31,535 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 [2021-12-06 18:56:31,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,542 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:31,543 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:31,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-06 18:56:31,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,563 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-06 18:56:31,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,572 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:31,572 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:31,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-12-06 18:56:31,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,593 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-06 18:56:31,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,601 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:31,606 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:56:31,606 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:56:31,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-06 18:56:31,642 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 18:56:31,642 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,643 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-06 18:56:31,644 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 [2021-12-06 18:56:31,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,651 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:31,652 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:31,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-12-06 18:56:31,671 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,672 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-06 18:56:31,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,680 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:31,681 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:31,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-06 18:56:31,702 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,702 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-06 18:56:31,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,711 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:31,711 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:31,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-06 18:56:31,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,731 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-06 18:56:31,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 18:56:31,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,741 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:31,747 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:56:31,747 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:56:31,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-12-06 18:56:31,785 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 18:56:31,785 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,786 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-06 18:56:31,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:31,794 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:31,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,794 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:31,795 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:31,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-12-06 18:56:31,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,815 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-06 18:56:31,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,825 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:31,825 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:31,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,826 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:31,826 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:31,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-12-06 18:56:31,846 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,847 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-06 18:56:31,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,855 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:31,855 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:31,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,855 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:31,856 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 18:56:31,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-12-06 18:56:31,876 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,876 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-12-06 18:56:31,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,884 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:31,884 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:31,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,885 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 18:56:31,889 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 18:56:31,889 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 18:56:31,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-12-06 18:56:31,941 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 18:56:31,941 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,942 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-12-06 18:56:31,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:31,952 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:31,952 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:56:31,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,952 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:31,953 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:31,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:31,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-12-06 18:56:31,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:31,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:31,985 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:31,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-12-06 18:56:31,986 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 [2021-12-06 18:56:31,993 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:31,993 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:56:31,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:31,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:31,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:31,994 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:31,994 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:31,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:31,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:32,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-12-06 18:56:32,016 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:32,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:32,016 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:32,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-12-06 18:56:32,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:32,024 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:32,024 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:56:32,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:32,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:32,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:32,025 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:32,025 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:32,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:32,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:32,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-12-06 18:56:32,046 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:32,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:32,047 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:32,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-12-06 18:56:32,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:32,056 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:32,056 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 18:56:32,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:32,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:32,056 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:32,061 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:56:32,061 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:56:32,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:32,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:32,158 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 18:56:32,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:32,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:32,158 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:32,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-12-06 18:56:32,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:32,167 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:32,167 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:32,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:32,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:32,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:32,167 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:32,168 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:32,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:32,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:32,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2021-12-06 18:56:32,191 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:32,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:32,191 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:32,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-12-06 18:56:32,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:32,201 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:32,201 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:32,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:32,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:32,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:32,202 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:32,202 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:32,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:32,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:32,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-12-06 18:56:32,236 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:32,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:32,237 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:32,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-12-06 18:56:32,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:32,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:32,246 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:32,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:32,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:32,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:32,246 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:32,247 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 18:56:32,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:32,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:32,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-12-06 18:56:32,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:32,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:32,270 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:32,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-12-06 18:56:32,272 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 [2021-12-06 18:56:32,280 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:32,280 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:32,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:32,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:32,280 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 18:56:32,286 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 18:56:32,286 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 18:56:32,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:32,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:32,463 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 18:56:32,463 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:32,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:32,464 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:32,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-12-06 18:56:32,465 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 [2021-12-06 18:56:32,473 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:32,473 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:32,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:32,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:32,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:32,473 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:32,473 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:32,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:32,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:32,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-12-06 18:56:32,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:32,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:32,494 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:32,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-12-06 18:56:32,495 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 [2021-12-06 18:56:32,502 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:32,502 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:32,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:32,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:32,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:32,503 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:32,503 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:32,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:32,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:32,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2021-12-06 18:56:32,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:32,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:32,523 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:32,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-12-06 18:56:32,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:32,535 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:32,535 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:32,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:32,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:32,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:32,536 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:32,536 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 18:56:32,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:32,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:32,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-12-06 18:56:32,555 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:32,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:32,556 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:32,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-12-06 18:56:32,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:32,565 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:32,565 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 18:56:32,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:32,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:32,565 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 18:56:32,569 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 18:56:32,569 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 18:56:32,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:32,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:32,613 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 18:56:32,613 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:32,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:32,613 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:32,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-12-06 18:56:32,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:32,621 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:32,621 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:32,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:32,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:32,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:32,622 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:56:32,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:56:32,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:32,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:32,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-12-06 18:56:32,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:32,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:32,653 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:32,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-12-06 18:56:32,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:32,661 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:32,661 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:32,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:32,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:32,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:32,661 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:56:32,662 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:56:32,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:32,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:32,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-12-06 18:56:32,682 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:32,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:32,682 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:32,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-12-06 18:56:32,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:32,690 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:32,691 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:32,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 18:56:32,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:32,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:32,691 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:56:32,691 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 18:56:32,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 18:56:32,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:32,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:32,711 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 18:56:32,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 18:56:32,712 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 18:56:32,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-12-06 18:56:32,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 18:56:32,720 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 18:56:32,720 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 18:56:32,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 18:56:32,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 18:56:32,720 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 18:56:32,727 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 18:56:32,727 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 18:56:32,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 18:56:32,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-12-06 18:56:32,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 06:56:32 BoogieIcfgContainer [2021-12-06 18:56:32,869 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 18:56:32,869 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 18:56:32,869 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 18:56:32,869 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 18:56:32,870 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:56:27" (3/4) ... [2021-12-06 18:56:32,871 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 18:56:32,872 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 18:56:32,872 INFO L158 Benchmark]: Toolchain (without parser) took 5797.64ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 62.5MB in the beginning and 77.3MB in the end (delta: -14.9MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2021-12-06 18:56:32,873 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 102.8MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:56:32,873 INFO L158 Benchmark]: CACSL2BoogieTranslator took 132.24ms. Allocated memory is still 102.8MB. Free memory was 62.3MB in the beginning and 53.6MB in the end (delta: 8.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-06 18:56:32,873 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.10ms. Allocated memory is still 102.8MB. Free memory was 53.4MB in the beginning and 52.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 18:56:32,874 INFO L158 Benchmark]: Boogie Preprocessor took 15.72ms. Allocated memory is still 102.8MB. Free memory was 52.2MB in the beginning and 82.6MB in the end (delta: -30.4MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2021-12-06 18:56:32,874 INFO L158 Benchmark]: RCFGBuilder took 161.48ms. Allocated memory is still 102.8MB. Free memory was 82.6MB in the beginning and 80.2MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 18:56:32,874 INFO L158 Benchmark]: BuchiAutomizer took 5461.28ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 80.2MB in the beginning and 78.3MB in the end (delta: 1.9MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. [2021-12-06 18:56:32,875 INFO L158 Benchmark]: Witness Printer took 2.49ms. Allocated memory is still 123.7MB. Free memory was 78.3MB in the beginning and 77.3MB in the end (delta: 937.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 18:56:32,876 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 102.8MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 132.24ms. Allocated memory is still 102.8MB. Free memory was 62.3MB in the beginning and 53.6MB in the end (delta: 8.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.10ms. Allocated memory is still 102.8MB. Free memory was 53.4MB in the beginning and 52.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.72ms. Allocated memory is still 102.8MB. Free memory was 52.2MB in the beginning and 82.6MB in the end (delta: -30.4MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * RCFGBuilder took 161.48ms. Allocated memory is still 102.8MB. Free memory was 82.6MB in the beginning and 80.2MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 5461.28ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 80.2MB in the beginning and 78.3MB in the end (delta: 1.9MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. * Witness Printer took 2.49ms. Allocated memory is still 123.7MB. Free memory was 78.3MB in the beginning and 77.3MB in the end (delta: 937.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * 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 5.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 5.3s. 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: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital48 mio100 ax100 hnf96 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq210 hnf92 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 135ms VariablesStem: 4 VariablesLoop: 8 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~a~0#1, main_~n~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~n~0#1 := 0;main_~x~0#1 := 0;main_~y~0#1 := 1;main_~z~0#1 := 6;" "assume !!(main_~y~0#1 == 1 + (3 * main_~n~0#1 * main_~n~0#1 + 3 * main_~n~0#1));main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1;" Loop: "assume !!(main_~y~0#1 == 1 + (3 * main_~n~0#1 * main_~n~0#1 + 3 * main_~n~0#1));main_~n~0#1 := 1 + main_~n~0#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := main_~y~0#1 + main_~z~0#1;main_~z~0#1 := 6 + main_~z~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-06 18:56:32,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Ended with exit code 0 [2021-12-06 18:56:33,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:33,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Ended with exit code 0 [2021-12-06 18:56:33,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-06 18:56:33,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-06 18:56:33,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7bc8206-734e-487a-9187-d7f09fa80ac7/bin/uautomizer-DrprNOufMa/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN