./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/mannadiv-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/mannadiv-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0 --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 a4ee3173d4326d2443fe4f7d029b1e0a0868617520cce12a9401fb6c28521ea0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:07:35,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:07:35,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:07:35,336 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:07:35,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:07:35,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:07:35,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:07:35,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:07:35,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:07:35,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:07:35,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:07:35,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:07:35,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:07:35,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:07:35,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:07:35,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:07:35,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:07:35,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:07:35,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:07:35,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:07:35,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:07:35,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:07:35,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:07:35,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:07:35,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:07:35,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:07:35,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:07:35,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:07:35,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:07:35,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:07:35,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:07:35,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:07:35,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:07:35,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:07:35,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:07:35,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:07:35,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:07:35,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:07:35,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:07:35,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:07:35,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:07:35,384 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-22 15:07:35,411 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:07:35,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:07:35,415 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:07:35,415 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:07:35,416 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:07:35,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:07:35,417 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:07:35,418 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-22 15:07:35,418 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-22 15:07:35,418 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-22 15:07:35,419 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-22 15:07:35,419 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-22 15:07:35,420 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-22 15:07:35,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:07:35,420 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 15:07:35,420 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 15:07:35,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 15:07:35,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 15:07:35,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:07:35,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-22 15:07:35,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-22 15:07:35,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-22 15:07:35,422 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 15:07:35,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 15:07:35,423 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-22 15:07:35,423 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:07:35,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-22 15:07:35,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:07:35,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:07:35,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:07:35,426 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 15:07:35,426 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:07:35,427 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-22 15:07:35,427 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_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4ee3173d4326d2443fe4f7d029b1e0a0868617520cce12a9401fb6c28521ea0 [2021-11-22 15:07:35,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:07:35,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:07:35,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:07:35,733 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:07:35,734 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:07:35,736 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/termination-nla/mannadiv-both-nt.c [2021-11-22 15:07:35,822 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/data/66ab5f38b/cc95286502a94dcaa1b2ad77d53a29f9/FLAG0d3424433 [2021-11-22 15:07:36,316 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:07:36,318 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/sv-benchmarks/c/termination-nla/mannadiv-both-nt.c [2021-11-22 15:07:36,331 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/data/66ab5f38b/cc95286502a94dcaa1b2ad77d53a29f9/FLAG0d3424433 [2021-11-22 15:07:36,673 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/data/66ab5f38b/cc95286502a94dcaa1b2ad77d53a29f9 [2021-11-22 15:07:36,676 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:07:36,679 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:07:36,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:07:36,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:07:36,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:07:36,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:07:36" (1/1) ... [2021-11-22 15:07:36,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32e8b1e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:07:36, skipping insertion in model container [2021-11-22 15:07:36,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:07:36" (1/1) ... [2021-11-22 15:07:36,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:07:36,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:07:36,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:07:36,859 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 15:07:36,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:07:36,891 INFO L208 MainTranslator]: Completed translation [2021-11-22 15:07:36,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:07:36 WrapperNode [2021-11-22 15:07:36,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:07:36,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 15:07:36,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 15:07:36,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 15:07:36,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:07:36" (1/1) ... [2021-11-22 15:07:36,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:07:36" (1/1) ... [2021-11-22 15:07:36,918 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2021-11-22 15:07:36,918 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 15:07:36,919 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 15:07:36,919 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 15:07:36,920 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 15:07:36,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:07:36" (1/1) ... [2021-11-22 15:07:36,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:07:36" (1/1) ... [2021-11-22 15:07:36,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:07:36" (1/1) ... [2021-11-22 15:07:36,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:07:36" (1/1) ... [2021-11-22 15:07:36,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:07:36" (1/1) ... [2021-11-22 15:07:36,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:07:36" (1/1) ... [2021-11-22 15:07:36,934 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:07:36" (1/1) ... [2021-11-22 15:07:36,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 15:07:36,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 15:07:36,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 15:07:36,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 15:07:36,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:07:36" (1/1) ... [2021-11-22 15:07:36,954 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:36,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:36,984 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:36,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-22 15:07:37,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 15:07:37,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 15:07:37,070 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 15:07:37,072 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 15:07:37,153 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 15:07:37,160 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 15:07:37,161 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 15:07:37,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:07:37 BoogieIcfgContainer [2021-11-22 15:07:37,163 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 15:07:37,164 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-22 15:07:37,164 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-22 15:07:37,174 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-22 15:07:37,175 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 15:07:37,175 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.11 03:07:36" (1/3) ... [2021-11-22 15:07:37,181 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6e8ec80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 03:07:37, skipping insertion in model container [2021-11-22 15:07:37,181 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 15:07:37,182 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:07:36" (2/3) ... [2021-11-22 15:07:37,182 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6e8ec80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 03:07:37, skipping insertion in model container [2021-11-22 15:07:37,182 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 15:07:37,182 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:07:37" (3/3) ... [2021-11-22 15:07:37,184 INFO L388 chiAutomizerObserver]: Analyzing ICFG mannadiv-both-nt.c [2021-11-22 15:07:37,245 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-22 15:07:37,246 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-22 15:07:37,252 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-22 15:07:37,252 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-22 15:07:37,252 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-22 15:07:37,253 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-22 15:07:37,253 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-22 15:07:37,253 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-22 15:07:37,299 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:07:37,337 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-22 15:07:37,337 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 15:07:37,350 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 15:07:37,357 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-22 15:07:37,357 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-22 15:07:37,357 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-22 15:07:37,358 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:07:37,359 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-22 15:07:37,360 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 15:07:37,360 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 15:07:37,361 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-22 15:07:37,361 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-22 15:07:37,372 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x1~0#1, main_~x2~0#1, main_~y1~0#1, main_~y2~0#1, main_~y3~0#1;havoc main_~x1~0#1;havoc main_~x2~0#1;havoc main_~y1~0#1;havoc main_~y2~0#1;havoc main_~y3~0#1;main_~x1~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x2~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 10#L32true assume !(main_~x1~0#1 < 0 || 0 == main_~x2~0#1);main_~y1~0#1 := 0;main_~y2~0#1 := 0;main_~y3~0#1 := main_~x1~0#1; 6#L45-2true [2021-11-22 15:07:37,382 INFO L793 eck$LassoCheckResult]: Loop: 6#L45-2true assume !false; 7#L43true assume !!(main_~y1~0#1 * main_~x2~0#1 + main_~y2~0#1 + main_~y3~0#1 == main_~x1~0#1); 8#L45true assume 1 + main_~y2~0#1 == main_~x2~0#1;main_~y1~0#1 := 1 + main_~y1~0#1;main_~y2~0#1 := 0;main_~y3~0#1 := main_~y3~0#1 - 1; 6#L45-2true [2021-11-22 15:07:37,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:07:37,389 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-11-22 15:07:37,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:07:37,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017620567] [2021-11-22 15:07:37,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:07:37,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:07:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:07:37,512 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:07:37,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:07:37,551 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:07:37,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:07:37,564 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 1 times [2021-11-22 15:07:37,564 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:07:37,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212575561] [2021-11-22 15:07:37,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:07:37,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:07:37,581 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 15:07:37,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1650530067] [2021-11-22 15:07:37,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:07:37,582 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:07:37,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:37,587 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:07:37,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-22 15:07:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:07:37,649 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:07:37,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:07:37,667 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:07:37,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:07:37,669 INFO L85 PathProgramCache]: Analyzing trace with hash 889575311, now seen corresponding path program 1 times [2021-11-22 15:07:37,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:07:37,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386460582] [2021-11-22 15:07:37,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:07:37,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:07:37,676 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 15:07:37,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1416865721] [2021-11-22 15:07:37,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:07:37,677 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:07:37,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:37,686 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:07:37,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-22 15:07:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:07:37,751 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:07:37,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:07:37,767 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:07:37,899 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:07:37,900 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:07:37,900 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:07:37,900 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:07:37,901 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 15:07:37,901 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:37,901 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:07:37,902 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:07:37,902 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Loop [2021-11-22 15:07:37,902 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:07:37,903 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:07:37,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:38,018 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:07:38,018 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 15:07:38,022 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:38,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:38,028 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:38,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-22 15:07:38,033 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:07:38,033 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:07:38,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:38,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:38,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:38,107 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:38,119 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 15:07:38,119 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:07:38,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-22 15:07:38,156 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 15:07:38,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:38,189 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:07:38,189 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:07:38,189 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:07:38,190 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:07:38,190 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 15:07:38,190 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:38,190 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:07:38,190 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:07:38,190 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Loop [2021-11-22 15:07:38,190 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:07:38,190 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:07:38,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:38,262 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:07:38,267 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 15:07:38,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:38,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:38,269 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:38,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:38,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:38,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:38,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:38,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:38,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:07:38,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:07:38,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:38,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-22 15:07:38,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:38,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:38,354 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 15:07:38,355 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:38,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:38,356 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:38,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:38,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:38,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:38,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:38,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:38,377 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:38,386 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:38,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:38,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-22 15:07:38,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:38,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:38,435 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 15:07:38,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:38,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:38,436 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:38,447 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 [2021-11-22 15:07:38,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:38,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:38,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:38,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:38,458 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:38,465 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:38,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:38,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-22 15:07:38,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:38,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:38,495 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 15:07:38,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:38,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:38,496 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:38,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-22 15:07:38,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:38,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:38,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:38,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:38,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:38,509 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:38,529 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:38,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:38,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:38,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:38,580 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 15:07:38,581 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:38,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:38,582 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:38,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-22 15:07:38,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:38,610 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:38,610 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:38,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:38,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:38,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:38,611 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:38,618 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:38,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:38,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:38,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-11-22 15:07:38,660 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 15:07:38,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:38,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:38,661 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:38,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-22 15:07:38,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:38,673 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:38,673 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:07:38,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:38,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:38,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:38,686 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:38,714 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:38,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:38,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:38,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:38,762 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 15:07:38,763 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:38,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:38,773 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:38,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:38,790 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:38,790 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:38,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:38,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:38,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:38,791 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:38,803 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:38,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:38,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-22 15:07:38,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:38,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:38,891 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 15:07:38,891 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:38,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:38,893 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:38,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-22 15:07:38,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:38,912 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:38,912 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:38,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:38,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:38,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:38,913 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:38,920 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:38,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:38,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:38,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:38,984 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 15:07:38,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:38,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:38,990 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:38,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-22 15:07:38,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:39,004 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:39,005 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:39,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:39,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:39,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:39,005 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:07:39,014 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:07:39,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:39,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:39,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:39,114 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:07:39,114 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:07:39,114 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:07:39,115 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:07:39,115 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 15:07:39,115 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:39,115 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:07:39,115 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:07:39,115 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Lasso [2021-11-22 15:07:39,115 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:07:39,115 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:07:39,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:39,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:39,150 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:39,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:39,279 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:07:39,279 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 15:07:39,279 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:39,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:39,280 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:39,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-22 15:07:39,284 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:07:39,284 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:07:39,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:39,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:39,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:39,350 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:39,359 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 15:07:39,359 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:07:39,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-22 15:07:39,390 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 15:07:39,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-11-22 15:07:39,410 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:07:39,410 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:07:39,410 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:07:39,410 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:07:39,410 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 15:07:39,410 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:39,410 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:07:39,410 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:07:39,410 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Lasso [2021-11-22 15:07:39,410 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:07:39,410 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:07:39,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:39,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:39,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:39,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:39,551 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:07:39,551 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 15:07:39,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:39,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:39,552 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:39,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-22 15:07:39,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:39,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:39,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:39,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:39,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:39,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:07:39,571 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:07:39,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:39,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:39,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:39,609 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:39,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:39,610 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:39,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-22 15:07:39,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:39,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:39,618 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-22 15:07:39,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:39,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:07:39,627 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-22 15:07:39,627 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:07:39,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:39,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:39,695 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:39,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:39,699 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:39,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:39,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:39,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:39,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:39,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:39,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:07:39,715 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:07:39,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:39,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-22 15:07:39,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:39,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:39,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:39,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:39,775 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:39,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:39,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:39,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:39,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:39,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:39,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:07:39,796 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:07:39,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:39,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-22 15:07:39,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:39,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:39,846 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 15:07:39,847 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:39,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:39,850 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:39,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:39,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:39,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:39,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:39,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:39,872 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:39,877 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:39,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:39,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-22 15:07:39,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:39,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:39,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:39,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:39,935 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:39,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:39,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:39,954 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-22 15:07:39,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:39,954 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:39,967 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:07:39,967 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 15:07:39,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-22 15:07:39,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:40,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:40,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:40,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:40,032 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:40,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:40,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:40,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:40,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:40,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:40,044 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:40,044 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:40,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:40,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-22 15:07:40,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:40,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:40,097 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:40,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:40,103 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:40,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:40,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:40,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:40,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:40,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:40,114 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:40,115 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:40,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:40,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-22 15:07:40,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:40,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:40,166 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 15:07:40,166 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:40,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:40,168 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:40,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:40,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:40,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:40,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:40,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:40,181 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:40,182 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:40,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:40,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-22 15:07:40,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:40,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:40,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:40,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:40,236 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:40,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:40,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:40,249 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-22 15:07:40,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:40,250 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:40,266 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-22 15:07:40,267 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:07:40,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-22 15:07:40,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:40,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:40,346 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:40,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:40,347 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:40,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:40,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-22 15:07:40,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:40,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:40,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:40,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:40,359 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:40,360 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:40,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:40,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:40,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:40,398 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:40,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:40,399 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:40,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-22 15:07:40,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:40,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:40,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:40,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:40,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:40,409 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:40,410 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:40,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:40,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:40,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:40,482 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 15:07:40,483 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:40,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:40,484 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:40,491 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:40,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:40,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:40,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:40,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:40,501 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:40,502 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:40,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:40,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-22 15:07:40,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:40,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-11-22 15:07:40,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:40,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:40,537 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:40,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-22 15:07:40,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:40,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:40,547 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-22 15:07:40,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:40,547 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:40,576 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-11-22 15:07:40,576 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 15:07:40,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:40,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:40,639 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:40,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:40,640 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:40,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:40,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:40,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:40,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-22 15:07:40,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:40,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:40,658 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:40,659 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:40,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:40,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:40,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-11-22 15:07:40,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:40,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:40,693 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:40,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-22 15:07:40,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:40,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:40,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:40,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:40,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:40,702 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:40,703 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:40,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:40,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:40,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-11-22 15:07:40,745 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 15:07:40,746 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:40,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:40,746 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:40,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-22 15:07:40,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:40,758 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:40,758 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:40,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:40,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:40,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:40,758 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:40,759 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:40,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:40,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:40,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:40,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:40,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:40,812 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:40,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-22 15:07:40,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:40,821 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:40,821 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:40,821 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-22 15:07:40,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:40,822 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:40,838 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:07:40,838 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 15:07:40,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:40,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-11-22 15:07:40,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:40,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:40,899 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:40,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:40,916 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:40,916 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:40,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:40,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:40,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:40,917 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:40,918 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:40,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:40,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-22 15:07:40,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:40,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-11-22 15:07:40,960 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:40,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:40,961 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:40,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-22 15:07:40,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:40,971 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:40,971 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:40,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:40,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:40,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:40,972 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:40,973 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:40,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:41,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:41,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:41,046 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 15:07:41,046 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:41,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:41,048 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:41,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:41,061 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:41,061 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:07:41,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:41,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:41,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:41,062 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:41,063 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:41,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:41,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-22 15:07:41,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:41,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:41,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:41,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:41,094 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:41,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-22 15:07:41,103 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 [2021-11-22 15:07:41,115 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:41,115 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:07:41,115 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-22 15:07:41,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:41,115 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:41,137 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-22 15:07:41,137 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:07:41,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:41,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:41,209 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:41,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:41,209 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:41,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-22 15:07:41,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:41,219 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:41,219 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:07:41,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:41,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:41,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:41,220 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:41,221 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:41,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:41,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:41,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:41,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:41,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:41,287 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:41,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:41,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-22 15:07:41,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:41,308 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:07:41,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:41,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:41,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:41,308 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:41,309 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:41,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:41,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:41,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:41,362 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 15:07:41,363 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:41,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:41,367 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:41,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:41,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-22 15:07:41,379 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:41,379 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:41,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:41,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:41,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:41,380 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:41,381 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:41,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:41,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:41,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:41,445 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:41,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:41,446 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:41,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-22 15:07:41,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:41,457 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:41,458 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:41,458 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-22 15:07:41,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:41,458 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:41,479 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2021-11-22 15:07:41,479 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 15:07:41,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:41,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:41,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:41,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:41,596 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:41,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-22 15:07:41,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:41,604 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:41,604 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:41,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:41,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:41,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:41,605 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:41,614 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:41,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:41,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:41,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:41,666 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:41,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:41,667 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:41,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:41,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-22 15:07:41,679 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:41,680 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:41,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:41,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:41,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:41,680 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:41,681 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:41,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:41,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:41,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-11-22 15:07:41,741 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 15:07:41,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:41,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:41,742 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:41,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-22 15:07:41,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:41,750 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:41,750 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:41,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:41,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:41,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:41,751 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:41,752 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:41,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:41,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:41,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-11-22 15:07:41,793 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:41,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:41,796 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:41,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-22 15:07:41,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:41,815 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:41,815 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:41,815 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-22 15:07:41,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:41,815 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:41,829 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-22 15:07:41,829 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:07:41,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:41,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:41,891 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:41,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:41,892 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:41,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:41,908 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:41,908 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:41,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:41,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:41,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:41,908 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:41,909 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:41,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:41,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-22 15:07:41,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:41,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-22 15:07:41,948 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:41,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:41,949 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:41,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-22 15:07:41,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:41,959 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:41,960 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:41,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:41,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:41,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:41,960 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:41,960 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:41,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:41,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:41,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-11-22 15:07:41,982 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 15:07:41,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:41,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:41,983 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:41,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:41,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:41,998 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:41,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:41,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:41,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:41,999 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:07:42,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:07:42,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:42,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-22 15:07:42,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:42,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-11-22 15:07:42,035 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:42,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:42,035 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:42,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-22 15:07:42,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:42,045 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:42,045 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:42,045 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-11-22 15:07:42,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:42,045 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:07:42,066 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-11-22 15:07:42,066 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 15:07:42,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:42,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:42,144 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:42,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:42,146 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:42,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:42,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-22 15:07:42,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:42,171 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:42,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:42,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:42,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:42,171 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:07:42,172 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:07:42,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:42,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:42,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:42,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:42,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:42,222 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:42,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-22 15:07:42,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:42,230 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:42,230 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:42,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:42,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:42,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:42,231 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:07:42,232 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:07:42,232 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:42,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:42,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:42,254 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-22 15:07:42,254 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x1~0#1, main_~x2~0#1, main_~y1~0#1, main_~y2~0#1, main_~y3~0#1;havoc main_~x1~0#1;havoc main_~x2~0#1;havoc main_~y1~0#1;havoc main_~y2~0#1;havoc main_~y3~0#1;main_~x1~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x2~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 10#L32true assume !(main_~x1~0#1 < 0 || 0 == main_~x2~0#1);main_~y1~0#1 := 0;main_~y2~0#1 := 0;main_~y3~0#1 := main_~x1~0#1; 6#L45-2true assume !false; 7#L43true assume !!(main_~y1~0#1 * main_~x2~0#1 + main_~y2~0#1 + main_~y3~0#1 == main_~x1~0#1); 8#L45true assume 1 + main_~y2~0#1 == main_~x2~0#1;main_~y1~0#1 := 1 + main_~y1~0#1;main_~y2~0#1 := 0;main_~y3~0#1 := main_~y3~0#1 - 1; 6#L45-2true [2021-11-22 15:07:42,254 INFO L793 eck$LassoCheckResult]: Loop: 6#L45-2true assume !false; 7#L43true assume !!(main_~y1~0#1 * main_~x2~0#1 + main_~y2~0#1 + main_~y3~0#1 == main_~x1~0#1); 8#L45true assume 1 + main_~y2~0#1 == main_~x2~0#1;main_~y1~0#1 := 1 + main_~y1~0#1;main_~y2~0#1 := 0;main_~y3~0#1 := main_~y3~0#1 - 1; 6#L45-2true [2021-11-22 15:07:42,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:07:42,255 INFO L85 PathProgramCache]: Analyzing trace with hash 889575311, now seen corresponding path program 2 times [2021-11-22 15:07:42,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:07:42,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592599175] [2021-11-22 15:07:42,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:07:42,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:07:42,259 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 15:07:42,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1631919059] [2021-11-22 15:07:42,260 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 15:07:42,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:07:42,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:42,261 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:07:42,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2021-11-22 15:07:42,304 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 15:07:42,304 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-22 15:07:42,304 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:07:42,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:07:42,312 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:07:42,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:07:42,313 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 2 times [2021-11-22 15:07:42,313 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:07:42,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399946092] [2021-11-22 15:07:42,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:07:42,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:07:42,315 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 15:07:42,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [500425581] [2021-11-22 15:07:42,316 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 15:07:42,316 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:07:42,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:42,318 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:07:42,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2021-11-22 15:07:42,344 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 15:07:42,344 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-22 15:07:42,344 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:07:42,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:07:42,349 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:07:42,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:07:42,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1389889732, now seen corresponding path program 3 times [2021-11-22 15:07:42,350 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:07:42,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874470054] [2021-11-22 15:07:42,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:07:42,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:07:42,354 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 15:07:42,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1566819895] [2021-11-22 15:07:42,354 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-22 15:07:42,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:07:42,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:42,356 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:07:42,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2021-11-22 15:07:42,382 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-22 15:07:42,382 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-22 15:07:42,382 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:07:42,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:07:42,390 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:07:42,427 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:07:42,427 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:07:42,427 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:07:42,427 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:07:42,427 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 15:07:42,427 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:42,427 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:07:42,427 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:07:42,427 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Loop [2021-11-22 15:07:42,428 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:07:42,428 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:07:42,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:42,481 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:07:42,481 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 15:07:42,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:42,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:42,483 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:42,487 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:07:42,487 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:07:42,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-22 15:07:42,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:42,516 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:42,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:42,517 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:42,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-22 15:07:42,518 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 15:07:42,518 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:07:42,544 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 15:07:42,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:42,563 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:07:42,563 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:07:42,563 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:07:42,563 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:07:42,563 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 15:07:42,564 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:42,564 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:07:42,564 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:07:42,564 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Loop [2021-11-22 15:07:42,564 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:07:42,564 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:07:42,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:42,614 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:07:42,615 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 15:07:42,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:42,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:42,616 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:42,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-22 15:07:42,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:42,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:42,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:42,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:42,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:42,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:07:42,632 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:07:42,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:42,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:42,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-11-22 15:07:42,653 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 15:07:42,654 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:42,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:42,654 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:42,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:42,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-22 15:07:42,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:42,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:42,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:42,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:42,665 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:42,668 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:42,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:42,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:42,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:42,694 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 15:07:42,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:42,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:42,694 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:42,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-22 15:07:42,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:42,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:42,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:42,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:42,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:42,704 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:42,709 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:42,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:42,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:42,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-11-22 15:07:42,756 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 15:07:42,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:42,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:42,757 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:42,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-22 15:07:42,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:42,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:42,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:42,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:42,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:42,767 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:42,770 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:42,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:42,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:42,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:42,795 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 15:07:42,795 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:42,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:42,797 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:42,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-22 15:07:42,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:42,806 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:42,806 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:42,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:42,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:42,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:42,806 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:42,808 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:42,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:42,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:42,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-11-22 15:07:42,854 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 15:07:42,854 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:42,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:42,855 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:42,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:42,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-22 15:07:42,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:42,867 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:07:42,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:42,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:42,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:42,867 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:42,870 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:42,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:42,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:42,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:42,930 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 15:07:42,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:42,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:42,932 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:42,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:42,949 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:42,949 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:42,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:42,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:42,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:42,950 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:42,955 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:42,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:42,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-22 15:07:42,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:42,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-11-22 15:07:42,998 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 15:07:42,999 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:42,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:43,000 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:43,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-22 15:07:43,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:43,009 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:43,009 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:43,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:43,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:43,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:43,009 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:43,011 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:43,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:43,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:43,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:43,036 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 15:07:43,036 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:43,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:43,045 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:43,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-22 15:07:43,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:43,054 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:43,054 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:43,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:43,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:43,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:43,054 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:07:43,058 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:07:43,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:43,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:43,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:43,156 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:07:43,157 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:07:43,157 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:07:43,157 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:07:43,157 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 15:07:43,157 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:43,157 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:07:43,157 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:07:43,157 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Lasso [2021-11-22 15:07:43,157 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:07:43,157 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:07:43,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:43,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:43,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:43,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:43,290 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:07:43,290 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 15:07:43,290 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:43,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:43,298 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:43,300 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:07:43,301 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:07:43,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-22 15:07:43,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:43,363 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:43,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:43,364 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:43,369 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 15:07:43,369 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:07:43,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-22 15:07:43,398 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 15:07:43,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:43,431 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:07:43,432 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:07:43,432 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:07:43,432 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:07:43,432 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 15:07:43,432 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:43,432 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:07:43,432 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:07:43,432 INFO L133 ssoRankerPreferences]: Filename of dumped script: mannadiv-both-nt.c_Iteration1_Lasso [2021-11-22 15:07:43,432 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:07:43,432 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:07:43,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:43,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:43,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:43,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:07:43,567 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:07:43,567 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 15:07:43,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:43,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:43,568 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:43,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:43,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-22 15:07:43,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:43,583 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:43,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:43,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:43,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:07:43,583 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:07:43,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:43,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:43,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-11-22 15:07:43,603 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:43,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:43,604 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:43,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-22 15:07:43,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:43,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:43,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:43,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:43,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:43,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:07:43,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:07:43,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:43,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:43,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:43,648 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:43,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:43,649 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:43,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-22 15:07:43,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:43,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:43,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:43,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:43,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:43,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:07:43,658 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:07:43,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:43,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:43,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-11-22 15:07:43,678 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:43,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:43,679 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:43,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-22 15:07:43,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:43,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:43,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:43,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:43,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:07:43,692 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:07:43,692 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:07:43,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:43,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-11-22 15:07:43,758 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 15:07:43,758 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:43,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:43,759 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:43,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:43,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:43,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:43,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:43,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:43,785 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:43,785 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:43,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:43,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-22 15:07:43,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:43,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:43,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:43,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:43,829 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:43,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:43,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:43,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:43,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:43,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:43,841 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:43,841 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:43,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:43,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-22 15:07:43,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:43,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:43,890 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:43,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:43,891 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:43,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:43,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:43,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:43,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:43,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:43,905 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:43,905 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:43,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:43,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-22 15:07:43,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:43,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:43,950 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:43,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:43,955 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:43,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:43,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:43,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:43,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:43,966 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:43,974 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 15:07:43,974 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 15:07:43,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-22 15:07:43,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:44,028 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 15:07:44,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,030 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:44,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:44,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,041 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:44,042 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:44,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:44,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-22 15:07:44,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:44,093 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,095 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:44,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:44,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,106 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:44,107 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:44,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:44,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-22 15:07:44,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:44,150 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,151 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:44,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:44,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,162 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:44,163 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:44,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:44,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-22 15:07:44,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:44,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,208 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:44,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,220 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:44,230 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:07:44,230 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:07:44,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-22 15:07:44,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:44,294 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 15:07:44,294 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,299 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,300 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 [2021-11-22 15:07:44,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:44,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:44,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,310 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:44,311 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:44,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:44,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-22 15:07:44,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-11-22 15:07:44,348 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,348 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-22 15:07:44,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:44,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:44,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,357 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:44,358 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:44,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:44,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-11-22 15:07:44,378 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,379 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:44,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:44,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,393 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:44,393 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:44,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:44,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-22 15:07:44,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:44,443 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,444 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:07:44,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,456 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:44,472 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 15:07:44,472 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 15:07:44,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-22 15:07:44,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:44,510 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 15:07:44,511 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,515 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,529 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:44,530 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:44,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:44,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,530 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:44,531 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:44,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:44,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-22 15:07:44,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-11-22 15:07:44,565 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,566 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-22 15:07:44,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,575 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:44,575 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:44,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:44,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,576 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:44,576 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:44,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:44,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:44,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,597 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-22 15:07:44,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,611 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:44,611 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:44,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:44,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,612 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:44,612 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-22 15:07:44,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:44,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-11-22 15:07:44,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,649 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-22 15:07:44,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:44,664 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:44,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,664 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:07:44,671 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-22 15:07:44,671 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-22 15:07:44,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-11-22 15:07:44,714 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 15:07:44,714 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,715 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-22 15:07:44,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,723 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:44,724 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:07:44,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:44,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,724 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:44,724 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:44,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:44,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-11-22 15:07:44,746 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,747 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-22 15:07:44,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,755 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:44,755 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:07:44,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:44,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,756 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:44,756 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:44,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:44,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-11-22 15:07:44,778 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,778 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-22 15:07:44,780 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 [2021-11-22 15:07:44,787 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:44,787 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:07:44,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:44,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,788 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:44,788 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:44,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:44,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:44,810 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,811 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-22 15:07:44,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:44,820 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:07:44,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,820 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:44,831 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:07:44,831 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:07:44,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:44,911 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 15:07:44,912 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,915 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,928 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:44,929 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:44,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:44,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,929 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:44,931 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:44,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:44,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-22 15:07:44,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:44,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:44,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:44,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:44,987 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:44,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:44,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:44,999 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:44,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:44,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:44,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:44,999 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:45,000 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:45,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:45,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-22 15:07:45,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:45,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:45,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:45,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:45,060 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:45,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:45,076 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:45,076 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:45,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:45,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:45,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:45,077 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:45,078 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-22 15:07:45,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:45,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-22 15:07:45,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:45,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:45,122 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:45,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:45,123 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:45,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:45,135 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:45,135 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:45,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:45,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:45,135 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:07:45,149 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-22 15:07:45,149 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-22 15:07:45,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-22 15:07:45,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:45,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:45,276 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 15:07:45,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:45,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:45,277 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:45,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:45,288 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:45,288 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:45,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:45,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:45,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:45,288 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:45,289 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:45,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:45,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-22 15:07:45,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:45,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:45,342 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:45,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:45,343 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:45,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:45,354 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:45,354 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:45,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:45,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:45,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:45,354 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:45,355 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:45,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:45,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-22 15:07:45,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:45,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:45,398 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:45,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:45,399 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:45,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-22 15:07:45,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:45,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:45,407 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:45,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:45,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:45,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:45,408 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:45,408 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:07:45,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:45,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:45,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2021-11-22 15:07:45,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:45,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:45,430 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:45,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-22 15:07:45,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:45,438 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:45,438 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:07:45,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:45,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:45,446 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:07:45,469 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:07:45,469 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:07:45,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:45,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-11-22 15:07:45,519 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 15:07:45,519 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:45,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:45,520 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:45,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-22 15:07:45,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:45,528 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:45,528 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:45,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:45,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:45,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:45,529 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:07:45,529 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:07:45,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:45,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:45,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2021-11-22 15:07:45,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:45,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:45,572 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:45,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-22 15:07:45,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:45,581 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:45,581 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:45,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:45,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:45,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:45,581 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:07:45,582 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:07:45,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:45,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:45,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:45,603 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:45,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:45,604 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:45,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-22 15:07:45,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:07:45,612 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:45,612 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:45,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:07:45,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:45,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:45,613 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:07:45,613 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:07:45,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:07:45,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:45,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-11-22 15:07:45,635 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:07:45,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:07:45,636 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:07:45,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-22 15:07:45,637 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 [2021-11-22 15:07:45,645 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:07:45,645 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:07:45,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:07:45,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:07:45,645 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:07:45,657 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-22 15:07:45,657 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-22 15:07:45,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:07:45,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-11-22 15:07:45,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.11 03:07:45 BoogieIcfgContainer [2021-11-22 15:07:45,726 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-22 15:07:45,727 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 15:07:45,727 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 15:07:45,727 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 15:07:45,727 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:07:37" (3/4) ... [2021-11-22 15:07:45,730 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-22 15:07:45,730 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 15:07:45,731 INFO L158 Benchmark]: Toolchain (without parser) took 9051.34ms. Allocated memory was 102.8MB in the beginning and 148.9MB in the end (delta: 46.1MB). Free memory was 70.7MB in the beginning and 103.4MB in the end (delta: -32.7MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2021-11-22 15:07:45,731 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory was 58.3MB in the beginning and 58.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:07:45,732 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.69ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 70.5MB in the beginning and 100.8MB in the end (delta: -30.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 15:07:45,732 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.38ms. Allocated memory is still 123.7MB. Free memory was 100.8MB in the beginning and 98.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:07:45,732 INFO L158 Benchmark]: Boogie Preprocessor took 16.37ms. Allocated memory is still 123.7MB. Free memory was 98.9MB in the beginning and 98.1MB in the end (delta: 860.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 15:07:45,733 INFO L158 Benchmark]: RCFGBuilder took 226.69ms. Allocated memory is still 123.7MB. Free memory was 98.1MB in the beginning and 90.3MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 15:07:45,733 INFO L158 Benchmark]: BuchiAutomizer took 8562.13ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 89.7MB in the beginning and 104.5MB in the end (delta: -14.8MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. [2021-11-22 15:07:45,734 INFO L158 Benchmark]: Witness Printer took 3.16ms. Allocated memory is still 148.9MB. Free memory was 104.5MB in the beginning and 103.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 15:07:45,736 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory was 58.3MB in the beginning and 58.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 208.69ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 70.5MB in the beginning and 100.8MB in the end (delta: -30.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.38ms. Allocated memory is still 123.7MB. Free memory was 100.8MB in the beginning and 98.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.37ms. Allocated memory is still 123.7MB. Free memory was 98.9MB in the beginning and 98.1MB in the end (delta: 860.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 226.69ms. Allocated memory is still 123.7MB. Free memory was 98.1MB in the beginning and 90.3MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 8562.13ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 89.7MB in the beginning and 104.5MB in the end (delta: -14.8MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. * Witness Printer took 3.16ms. Allocated memory is still 148.9MB. Free memory was 104.5MB in the beginning and 103.4MB in the end (delta: 1.1MB). 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 8.5s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 8.3s. 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: inital42 mio100 ax100 hnf93 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq209 hnf91 smp98 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 67ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - 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_#t~nondet1#1, main_~x1~0#1, main_~x2~0#1, main_~y1~0#1, main_~y2~0#1, main_~y3~0#1;havoc main_~x1~0#1;havoc main_~x2~0#1;havoc main_~y1~0#1;havoc main_~y2~0#1;havoc main_~y3~0#1;main_~x1~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x2~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume !(main_~x1~0#1 < 0 || 0 == main_~x2~0#1);main_~y1~0#1 := 0;main_~y2~0#1 := 0;main_~y3~0#1 := main_~x1~0#1;" "assume !false;" "assume !!(main_~y1~0#1 * main_~x2~0#1 + main_~y2~0#1 + main_~y3~0#1 == main_~x1~0#1);" "assume 1 + main_~y2~0#1 == main_~x2~0#1;main_~y1~0#1 := 1 + main_~y1~0#1;main_~y2~0#1 := 0;main_~y3~0#1 := main_~y3~0#1 - 1;" Loop: "assume !false;" "assume !!(main_~y1~0#1 * main_~x2~0#1 + main_~y2~0#1 + main_~y3~0#1 == main_~x1~0#1);" "assume 1 + main_~y2~0#1 == main_~x2~0#1;main_~y1~0#1 := 1 + main_~y1~0#1;main_~y2~0#1 := 0;main_~y3~0#1 := main_~y3~0#1 - 1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-22 15:07:45,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:45,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Forceful destruction successful, exit code 0 [2021-11-22 15:07:46,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Ended with exit code 0 [2021-11-22 15:07:46,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-22 15:07:46,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-22 15:07:46,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, 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_b0517006-a489-4ec0-a39f-0c58926cbb10/bin/uautomizer-w2VwFs6gM0/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