./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps4-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f8e1c903 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps4-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 63d6964a27a2633defbf4fad0bc200de1e673192bcaa510a6d3539fb9cbd17cb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 09:41:08,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 09:41:08,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 09:41:08,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 09:41:08,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 09:41:08,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 09:41:08,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 09:41:08,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 09:41:08,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 09:41:08,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 09:41:08,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 09:41:08,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 09:41:08,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 09:41:08,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 09:41:08,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 09:41:08,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 09:41:08,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 09:41:08,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 09:41:08,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 09:41:08,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 09:41:08,769 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 09:41:08,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 09:41:08,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 09:41:08,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 09:41:08,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 09:41:08,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 09:41:08,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 09:41:08,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 09:41:08,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 09:41:08,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 09:41:08,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 09:41:08,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 09:41:08,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 09:41:08,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 09:41:08,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 09:41:08,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 09:41:08,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 09:41:08,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 09:41:08,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 09:41:08,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 09:41:08,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 09:41:08,801 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-09 09:41:08,854 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 09:41:08,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 09:41:08,856 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 09:41:08,857 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 09:41:08,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 09:41:08,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 09:41:08,860 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 09:41:08,860 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-09 09:41:08,860 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-09 09:41:08,861 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-09 09:41:08,862 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-09 09:41:08,862 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-09 09:41:08,862 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-09 09:41:08,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 09:41:08,863 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 09:41:08,864 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-09 09:41:08,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 09:41:08,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 09:41:08,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 09:41:08,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-09 09:41:08,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-09 09:41:08,865 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-09 09:41:08,865 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 09:41:08,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 09:41:08,866 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-09 09:41:08,866 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 09:41:08,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-09 09:41:08,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 09:41:08,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 09:41:08,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 09:41:08,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-09 09:41:08,869 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-09 09:41:08,871 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-09 09:41:08,871 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_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63d6964a27a2633defbf4fad0bc200de1e673192bcaa510a6d3539fb9cbd17cb [2021-11-09 09:41:09,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 09:41:09,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 09:41:09,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 09:41:09,266 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 09:41:09,268 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 09:41:09,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/../../sv-benchmarks/c/termination-nla/ps4-both-nt.c [2021-11-09 09:41:09,348 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/data/9e69ab831/29eb92f1cce249d892acf85c6fd4ef4a/FLAG08faec10b [2021-11-09 09:41:09,893 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 09:41:09,894 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/sv-benchmarks/c/termination-nla/ps4-both-nt.c [2021-11-09 09:41:09,901 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/data/9e69ab831/29eb92f1cce249d892acf85c6fd4ef4a/FLAG08faec10b [2021-11-09 09:41:10,257 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/data/9e69ab831/29eb92f1cce249d892acf85c6fd4ef4a [2021-11-09 09:41:10,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 09:41:10,263 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 09:41:10,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 09:41:10,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 09:41:10,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 09:41:10,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 09:41:10" (1/1) ... [2021-11-09 09:41:10,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ffc847e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:41:10, skipping insertion in model container [2021-11-09 09:41:10,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 09:41:10" (1/1) ... [2021-11-09 09:41:10,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 09:41:10,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 09:41:10,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 09:41:10,594 INFO L203 MainTranslator]: Completed pre-run [2021-11-09 09:41:10,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 09:41:10,646 INFO L208 MainTranslator]: Completed translation [2021-11-09 09:41:10,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:41:10 WrapperNode [2021-11-09 09:41:10,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 09:41:10,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-09 09:41:10,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-09 09:41:10,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-09 09:41:10,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:41:10" (1/1) ... [2021-11-09 09:41:10,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:41:10" (1/1) ... [2021-11-09 09:41:10,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-09 09:41:10,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-09 09:41:10,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-09 09:41:10,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-09 09:41:10,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:41:10" (1/1) ... [2021-11-09 09:41:10,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:41:10" (1/1) ... [2021-11-09 09:41:10,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:41:10" (1/1) ... [2021-11-09 09:41:10,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:41:10" (1/1) ... [2021-11-09 09:41:10,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:41:10" (1/1) ... [2021-11-09 09:41:10,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:41:10" (1/1) ... [2021-11-09 09:41:10,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:41:10" (1/1) ... [2021-11-09 09:41:10,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-09 09:41:10,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-09 09:41:10,747 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-09 09:41:10,747 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-09 09:41:10,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:41:10" (1/1) ... [2021-11-09 09:41:10,762 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:41:10,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:41:10,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:41:10,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-09 09:41:10,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-09 09:41:10,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-09 09:41:11,073 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-09 09:41:11,074 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-09 09:41:11,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:41:11 BoogieIcfgContainer [2021-11-09 09:41:11,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-09 09:41:11,077 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-09 09:41:11,079 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-09 09:41:11,083 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-09 09:41:11,084 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-09 09:41:11,084 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 09:41:10" (1/3) ... [2021-11-09 09:41:11,087 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@64245a2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 09:41:11, skipping insertion in model container [2021-11-09 09:41:11,087 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-09 09:41:11,087 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:41:10" (2/3) ... [2021-11-09 09:41:11,088 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@64245a2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 09:41:11, skipping insertion in model container [2021-11-09 09:41:11,088 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-09 09:41:11,089 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:41:11" (3/3) ... [2021-11-09 09:41:11,090 INFO L389 chiAutomizerObserver]: Analyzing ICFG ps4-both-nt.c [2021-11-09 09:41:11,164 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-09 09:41:11,164 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-09 09:41:11,164 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-09 09:41:11,164 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-09 09:41:11,165 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-09 09:41:11,165 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-09 09:41:11,165 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-09 09:41:11,165 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-09 09:41:11,178 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 09:41:11,197 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-09 09:41:11,197 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 09:41:11,197 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 09:41:11,205 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-11-09 09:41:11,205 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-09 09:41:11,205 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-09 09:41:11,205 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 09:41:11,207 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-09 09:41:11,207 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 09:41:11,207 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 09:41:11,207 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-11-09 09:41:11,207 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-09 09:41:11,216 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~k~0, main_~y~0, main_~x~0, main_~c~0;havoc main_~k~0;havoc main_~y~0;havoc main_~x~0;havoc main_~c~0;main_~k~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 0;main_~x~0 := 0;main_~c~0 := 0; 5#L26-2true [2021-11-09 09:41:11,217 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(0 == 4 * main_~x~0 - main_~y~0 * main_~y~0 * main_~y~0 * main_~y~0 - 2 * main_~y~0 * main_~y~0 * main_~y~0 - main_~y~0 * main_~y~0);main_~c~0 := 1 + main_~c~0;main_~y~0 := 1 + main_~y~0;main_~x~0 := main_~y~0 * main_~y~0 * main_~y~0 + main_~x~0; 5#L26-2true [2021-11-09 09:41:11,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:41:11,225 INFO L85 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2021-11-09 09:41:11,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:41:11,237 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155179718] [2021-11-09 09:41:11,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:41:11,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:41:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:41:11,324 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 09:41:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:41:11,359 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 09:41:11,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:41:11,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1286, now seen corresponding path program 1 times [2021-11-09 09:41:11,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:41:11,369 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898653261] [2021-11-09 09:41:11,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:41:11,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:41:11,388 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 09:41:11,391 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [334645197] [2021-11-09 09:41:11,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:41:11,392 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 09:41:11,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:41:11,396 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 09:41:11,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-09 09:41:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:41:11,457 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 09:41:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:41:11,468 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 09:41:11,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:41:11,471 INFO L85 PathProgramCache]: Analyzing trace with hash 31077, now seen corresponding path program 1 times [2021-11-09 09:41:11,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:41:11,472 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748550686] [2021-11-09 09:41:11,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:41:11,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:41:11,478 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 09:41:11,479 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1260378704] [2021-11-09 09:41:11,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:41:11,480 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 09:41:11,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:41:11,482 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 09:41:11,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-09 09:41:11,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:41:11,551 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 09:41:11,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:41:11,578 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 09:43:58,966 WARN L207 SmtUtils]: Spent 2.78 m on a formula simplification that was a NOOP. DAG size: 24 [2021-11-09 09:43:58,978 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:43:58,979 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:43:58,979 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:43:58,980 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:43:58,980 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-09 09:43:58,980 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:43:58,980 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:43:58,981 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:43:58,981 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Loop [2021-11-09 09:43:58,981 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:43:58,982 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:43:59,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:43:59,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:43:59,286 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:43:59,289 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-09 09:43:59,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:43:59,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:43:59,317 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:43:59,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-09 09:43:59,321 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:43:59,321 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:43:59,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-09 09:43:59,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:43:59,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:43:59,392 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:43:59,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-09 09:43:59,401 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-09 09:43:59,402 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:43:59,442 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-09 09:43:59,443 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=1}, {ULTIMATE.start_main_~c~0=7}, {ULTIMATE.start_main_~c~0=-7}] Lambdas: [1, 2, 1] Nus: [0, 1] [2021-11-09 09:43:59,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-09 09:43:59,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:43:59,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:43:59,490 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:43:59,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-09 09:43:59,495 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:43:59,495 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:43:59,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-09 09:43:59,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:43:59,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:43:59,571 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:43:59,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-09 09:43:59,574 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-09 09:43:59,574 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:43:59,601 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-09 09:43:59,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-09 09:43:59,634 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:43:59,634 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:43:59,634 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:43:59,634 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:43:59,634 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-09 09:43:59,634 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:43:59,634 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:43:59,634 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:43:59,635 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Loop [2021-11-09 09:43:59,635 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:43:59,635 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:43:59,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:43:59,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:43:59,797 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:43:59,803 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-09 09:43:59,807 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:43:59,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:43:59,836 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:43:59,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:43:59,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-09 09:43:59,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:43:59,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:43:59,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:43:59,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:43:59,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:43:59,861 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:43:59,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:43:59,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:43:59,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-09 09:43:59,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:43:59,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:43:59,922 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:43:59,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:43:59,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:43:59,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:43:59,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:43:59,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:43:59,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:43:59,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:43:59,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:43:59,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-09 09:43:59,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:00,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:00,007 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-09 09:44:00,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:00,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:00,008 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:00,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-09 09:44:00,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:00,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:00,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:00,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:00,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:00,023 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:00,025 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:00,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:00,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:00,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:00,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:00,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:00,084 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:00,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-09 09:44:00,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:00,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:00,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:00,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:00,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:00,096 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:00,099 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:00,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:00,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:00,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:00,138 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-09 09:44:00,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:00,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:00,140 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:00,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-09 09:44:00,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:00,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:00,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:00,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:00,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:00,162 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:00,164 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:00,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:00,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:00,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:00,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:00,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:00,232 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:00,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-09 09:44:00,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:00,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:00,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:00,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:00,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:00,243 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:00,248 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:00,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:00,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:00,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-11-09 09:44:00,283 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-09 09:44:00,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:00,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:00,284 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:00,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:00,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-09 09:44:00,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:00,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:00,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:00,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:00,303 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:00,306 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:00,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:00,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:00,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:00,345 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:00,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:00,349 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:00,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-09 09:44:00,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:00,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:00,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:00,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:00,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:00,370 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:00,380 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:00,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:00,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:00,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:00,429 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-09 09:44:00,430 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:00,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:00,430 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:00,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-09 09:44:00,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:00,443 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:00,443 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:00,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:00,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:00,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:00,443 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:00,446 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:00,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:00,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:00,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:00,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:00,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:00,482 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:00,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-09 09:44:00,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:00,495 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:00,495 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:00,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:00,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:00,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:00,496 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:00,500 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:00,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:00,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:00,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:00,569 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-09 09:44:00,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:00,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:00,571 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:00,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-09 09:44:00,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:00,583 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:00,583 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:44:00,583 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:00,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:00,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:00,583 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:00,587 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:00,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:00,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:00,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:00,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:00,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:00,664 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:00,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:00,685 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:00,685 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:44:00,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:00,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:00,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:00,686 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:00,692 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:00,692 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:00,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-09 09:44:00,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:00,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:00,758 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-09 09:44:00,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:00,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:00,760 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:00,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:00,784 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:00,784 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:00,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:00,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:00,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:00,785 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:00,791 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:00,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:00,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-09 09:44:00,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:00,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:00,856 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:00,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:00,857 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:00,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:00,877 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:00,877 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:00,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:00,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:00,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:00,878 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:00,886 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:00,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:00,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-09 09:44:00,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:00,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:00,951 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-09 09:44:00,952 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:00,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:00,953 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:00,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-09 09:44:00,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:00,977 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:00,978 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:00,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:00,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:00,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:00,978 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:00,981 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:00,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:00,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:01,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:01,037 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:01,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:01,039 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:01,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-09 09:44:01,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:01,051 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:01,052 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:01,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:01,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:01,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:01,052 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:01,055 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:01,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:01,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:01,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:01,113 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-09 09:44:01,113 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:01,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:01,115 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:01,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:01,133 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:01,133 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:01,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:01,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:01,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:01,134 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:44:01,137 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:44:01,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:01,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-09 09:44:01,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:01,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:01,201 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:01,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:01,203 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:01,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-09 09:44:01,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:01,218 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:01,218 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:01,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:01,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:01,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:01,219 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:44:01,227 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:44:01,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:01,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:01,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-11-09 09:44:01,317 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:44:01,318 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:44:01,318 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:44:01,318 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:44:01,318 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-09 09:44:01,318 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:01,318 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:44:01,318 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:44:01,319 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Lasso [2021-11-09 09:44:01,319 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:44:01,319 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:44:01,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:01,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:01,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:01,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:01,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:01,468 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:44:01,468 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-09 09:44:01,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:01,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:01,472 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:01,481 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:44:01,481 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:44:01,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-09 09:44:01,509 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-09 09:44:01,509 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-09 09:44:01,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-11-09 09:44:01,544 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:01,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:01,545 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:01,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-09 09:44:01,546 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:44:01,547 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:44:01,557 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-09 09:44:01,557 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~k~0=0} Honda state: {ULTIMATE.start_main_~k~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-09 09:44:01,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:01,586 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:01,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:01,587 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:01,589 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:44:01,590 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:44:01,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-09 09:44:01,616 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-09 09:44:01,616 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-09 09:44:01,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:01,651 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:01,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:01,652 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:01,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-09 09:44:01,656 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:44:01,656 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:44:01,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-11-09 09:44:01,691 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:01,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:01,692 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:01,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-09 09:44:01,703 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-09 09:44:01,703 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:44:01,731 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-09 09:44:01,731 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=1}, {ULTIMATE.start_main_~c~0=7}, {ULTIMATE.start_main_~c~0=-7}] Lambdas: [1, 2, 1] Nus: [0, 1] [2021-11-09 09:44:01,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-11-09 09:44:01,757 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:01,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:01,758 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:01,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-09 09:44:01,760 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:44:01,760 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:44:01,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-11-09 09:44:01,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:01,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:01,804 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:01,806 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-09 09:44:01,806 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:44:01,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-09 09:44:01,831 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-09 09:44:01,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-11-09 09:44:01,872 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:44:01,872 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:44:01,872 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:44:01,872 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:44:01,872 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-09 09:44:01,873 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:01,873 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:44:01,873 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:44:01,873 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Lasso [2021-11-09 09:44:01,873 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:44:01,873 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:44:01,875 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:01,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:01,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:01,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:01,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:02,032 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:44:02,033 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-09 09:44:02,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:02,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:02,035 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:02,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-09 09:44:02,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:02,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:02,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:02,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:02,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:02,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:44:02,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:44:02,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:02,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:02,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:02,120 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:02,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:02,121 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:02,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-09 09:44:02,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:02,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:02,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:02,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:02,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:44:02,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:44:02,139 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-09 09:44:02,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:02,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:02,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:02,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:02,206 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:02,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:02,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:02,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:02,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:02,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:44:02,222 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:44:02,223 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-09 09:44:02,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-09 09:44:02,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:02,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:02,279 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:02,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:02,284 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:02,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:02,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:02,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:02,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:02,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:02,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:44:02,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:44:02,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:02,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-09 09:44:02,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:02,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-11-09 09:44:02,343 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:02,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:02,344 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:02,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:02,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-09 09:44:02,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:02,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:02,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:02,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:02,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:44:02,357 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:44:02,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:02,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:02,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-11-09 09:44:02,383 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-09 09:44:02,383 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:02,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:02,384 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:02,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-09 09:44:02,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:02,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:02,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:02,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:02,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:02,395 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:02,396 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:02,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:02,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:02,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-11-09 09:44:02,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:02,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:02,445 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:02,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-09 09:44:02,447 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 [2021-11-09 09:44:02,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:02,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:02,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:02,456 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:02,462 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 09:44:02,463 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 09:44:02,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:02,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:02,525 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:02,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:02,527 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:02,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:02,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:02,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:02,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:02,551 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:02,555 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 09:44:02,555 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 09:44:02,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-09 09:44:02,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:02,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:02,619 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:02,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:02,620 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:02,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:02,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:02,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:02,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:02,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:02,634 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:02,635 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:02,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:02,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-09 09:44:02,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:02,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:02,695 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:02,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:02,697 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:02,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:02,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:02,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:02,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:02,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:02,713 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:02,713 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:02,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:02,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-09 09:44:02,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:02,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-09 09:44:02,758 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-09 09:44:02,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:02,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:02,760 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:02,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-09 09:44:02,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:02,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:02,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:02,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:02,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:02,771 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:02,772 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:02,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:02,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:02,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-11-09 09:44:02,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:02,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:02,805 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:02,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-09 09:44:02,807 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 [2021-11-09 09:44:02,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:02,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:02,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:02,817 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:02,844 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:44:02,844 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:44:02,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:02,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:02,882 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:02,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:02,883 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:02,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-09 09:44:02,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:02,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:02,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:02,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:02,894 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:02,898 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:44:02,899 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:44:02,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:02,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:02,964 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:02,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:02,965 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:02,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:02,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:02,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:02,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:02,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:02,979 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:02,980 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:02,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:02,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-09 09:44:02,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:03,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:03,037 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:03,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:03,039 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:03,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-09 09:44:03,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:03,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:03,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:03,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:03,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:03,050 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:03,051 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:03,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:03,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:03,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:03,088 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-09 09:44:03,088 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:03,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:03,089 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:03,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-09 09:44:03,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:03,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:03,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:03,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:03,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:03,102 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:03,103 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:03,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:03,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:03,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-11-09 09:44:03,129 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:03,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:03,130 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:03,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-09 09:44:03,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:03,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:03,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:03,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:03,141 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:03,165 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 09:44:03,166 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 09:44:03,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:03,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:03,222 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:03,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:03,223 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:03,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:03,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:03,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:03,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:03,248 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:03,255 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 09:44:03,255 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 09:44:03,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-09 09:44:03,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:03,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:03,316 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:03,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:03,317 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:03,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:03,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:03,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:03,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:03,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:03,333 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:03,334 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:03,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:03,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-09 09:44:03,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:03,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:03,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:03,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:03,391 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:03,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:03,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:03,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:03,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:03,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:03,404 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:03,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-09 09:44:03,404 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:03,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:03,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:03,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:03,450 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-09 09:44:03,451 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:03,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:03,452 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:03,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-09 09:44:03,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:03,462 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:03,462 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:03,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:03,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:03,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:03,463 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:03,463 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:03,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:03,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:03,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:03,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:03,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:03,490 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:03,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-09 09:44:03,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:03,500 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:03,500 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:03,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:03,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:03,501 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:03,506 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 09:44:03,506 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 09:44:03,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:03,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:03,581 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:03,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:03,584 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:03,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:03,603 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:03,603 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:03,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:03,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:03,604 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:03,607 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 09:44:03,607 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 09:44:03,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-09 09:44:03,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:03,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:03,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:03,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:03,664 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:03,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:03,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-09 09:44:03,682 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:03,682 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:03,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:03,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:03,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:03,682 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:03,683 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:03,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:03,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:03,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-11-09 09:44:03,728 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:03,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:03,729 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:03,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-09 09:44:03,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:03,742 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:03,743 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:03,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:03,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:03,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:03,743 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:03,744 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:03,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:03,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:03,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:03,808 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-09 09:44:03,808 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:03,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:03,812 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:03,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:03,826 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:03,826 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:44:03,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:03,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:03,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:03,827 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:03,828 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:03,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:03,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-09 09:44:03,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:03,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-11-09 09:44:03,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:03,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:03,879 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:03,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-09 09:44:03,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:03,895 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:03,895 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:44:03,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:03,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:03,895 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:03,916 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:44:03,917 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:44:03,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:03,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:03,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:03,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:03,981 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:03,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-09 09:44:03,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:03,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:03,992 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:44:03,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:03,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:03,992 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:03,997 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:44:03,997 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:44:04,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:04,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-11-09 09:44:04,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:04,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:04,052 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:04,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-09 09:44:04,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:04,065 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:04,065 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:44:04,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:04,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:04,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:04,065 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:04,067 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:04,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:04,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:04,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-11-09 09:44:04,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:04,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:04,132 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:04,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-09 09:44:04,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:04,143 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:04,143 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:44:04,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:04,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:04,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:04,144 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:04,145 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:04,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:04,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:04,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-11-09 09:44:04,199 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-09 09:44:04,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:04,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:04,200 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:04,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:04,220 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:04,220 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:04,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:04,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:04,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:04,221 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:04,223 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:04,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:04,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-09 09:44:04,241 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:04,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-09 09:44:04,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:04,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:04,269 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:04,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-09 09:44:04,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:04,281 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:04,281 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:04,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:04,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:04,282 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:04,289 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 09:44:04,290 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 09:44:04,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:04,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-11-09 09:44:04,341 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:04,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:04,342 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:04,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-09 09:44:04,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:04,353 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:04,353 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:04,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:04,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:04,353 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:04,359 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 09:44:04,359 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 09:44:04,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:04,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-11-09 09:44:04,404 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:04,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:04,405 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:04,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-09 09:44:04,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:04,420 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:04,420 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:04,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:04,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:04,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:04,421 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:04,423 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:04,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:04,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:04,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-11-09 09:44:04,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:04,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:04,460 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:04,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:04,495 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:04,495 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:04,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:04,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:04,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:04,496 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:04,498 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:04,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:04,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-09 09:44:04,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:04,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:04,557 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-09 09:44:04,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:04,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:04,559 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:04,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:04,573 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:04,573 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:04,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:04,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:04,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:04,574 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:04,575 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:04,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:04,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-09 09:44:04,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:04,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:04,634 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:04,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:04,635 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:04,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-09 09:44:04,637 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 [2021-11-09 09:44:04,646 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:04,646 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:04,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:04,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:04,646 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:04,654 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:44:04,654 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:44:04,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:04,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-11-09 09:44:04,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:04,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:04,690 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:04,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-09 09:44:04,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:04,701 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:04,701 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:04,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:04,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:04,701 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:04,705 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:44:04,705 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:44:04,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:04,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:04,766 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:04,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:04,768 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:04,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:04,784 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:04,785 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:04,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:04,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:04,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:04,785 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:04,786 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:04,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:04,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-09 09:44:04,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:04,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:04,840 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:04,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:04,843 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:04,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:04,864 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:04,864 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:04,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:04,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:04,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:04,865 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:04,866 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:04,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:04,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-09 09:44:04,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:04,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:04,919 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-09 09:44:04,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:04,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:04,921 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:04,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:04,939 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:04,939 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:04,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:04,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:04,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:04,940 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:44:04,941 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:44:04,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:04,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-09 09:44:04,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:05,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:05,001 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:05,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:05,002 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:05,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:05,018 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:05,018 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:05,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:05,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:05,019 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:44:05,029 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-09 09:44:05,029 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-09 09:44:05,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-09 09:44:05,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:05,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:05,088 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:05,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:05,089 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:05,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:05,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-09 09:44:05,102 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:05,102 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:05,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:05,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:05,102 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:44:05,108 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-09 09:44:05,108 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-09 09:44:05,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:05,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:05,170 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:05,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:05,171 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:05,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:05,188 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:05,188 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:05,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:05,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:05,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:05,188 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:44:05,190 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:44:05,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:05,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-09 09:44:05,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:05,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:05,257 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:05,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:05,258 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:05,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:05,272 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:05,272 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:05,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:05,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:05,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:05,272 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:44:05,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:44:05,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:05,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-09 09:44:05,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:05,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:05,337 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-09 09:44:05,337 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~k~0, main_~y~0, main_~x~0, main_~c~0;havoc main_~k~0;havoc main_~y~0;havoc main_~x~0;havoc main_~c~0;main_~k~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 0;main_~x~0 := 0;main_~c~0 := 0; 5#L26-2true assume !false; 6#L29true assume !!(0 == 4 * main_~x~0 - main_~y~0 * main_~y~0 * main_~y~0 * main_~y~0 - 2 * main_~y~0 * main_~y~0 * main_~y~0 - main_~y~0 * main_~y~0);main_~c~0 := 1 + main_~c~0;main_~y~0 := 1 + main_~y~0;main_~x~0 := main_~y~0 * main_~y~0 * main_~y~0 + main_~x~0; 5#L26-2true [2021-11-09 09:44:05,337 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(0 == 4 * main_~x~0 - main_~y~0 * main_~y~0 * main_~y~0 * main_~y~0 - 2 * main_~y~0 * main_~y~0 * main_~y~0 - main_~y~0 * main_~y~0);main_~c~0 := 1 + main_~c~0;main_~y~0 := 1 + main_~y~0;main_~x~0 := main_~y~0 * main_~y~0 * main_~y~0 + main_~x~0; 5#L26-2true [2021-11-09 09:44:05,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:44:05,338 INFO L85 PathProgramCache]: Analyzing trace with hash 31077, now seen corresponding path program 2 times [2021-11-09 09:44:05,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:44:05,339 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896516132] [2021-11-09 09:44:05,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:44:05,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:44:05,348 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 09:44:05,353 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [603458334] [2021-11-09 09:44:05,353 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-09 09:44:05,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 09:44:05,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:05,355 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 09:44:05,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Waiting until timeout for monitored process [2021-11-09 09:44:05,401 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-09 09:44:05,401 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-09 09:44:05,401 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 09:44:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:44:05,415 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 09:44:05,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:44:05,416 INFO L85 PathProgramCache]: Analyzing trace with hash 1286, now seen corresponding path program 2 times [2021-11-09 09:44:05,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:44:05,416 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869207623] [2021-11-09 09:44:05,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:44:05,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:44:05,420 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 09:44:05,420 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2060216300] [2021-11-09 09:44:05,420 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-09 09:44:05,421 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 09:44:05,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:05,434 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 09:44:05,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Waiting until timeout for monitored process [2021-11-09 09:44:05,473 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-09 09:44:05,473 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-09 09:44:05,474 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 09:44:05,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:44:05,484 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 09:44:05,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:44:05,485 INFO L85 PathProgramCache]: Analyzing trace with hash 29865322, now seen corresponding path program 3 times [2021-11-09 09:44:05,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:44:05,486 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030019105] [2021-11-09 09:44:05,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:44:05,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:44:05,490 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 09:44:05,491 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [26458992] [2021-11-09 09:44:05,491 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-09 09:44:05,491 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 09:44:05,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:05,497 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 09:44:05,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Waiting until timeout for monitored process [2021-11-09 09:44:05,545 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-09 09:44:05,545 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-09 09:44:05,546 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 09:44:05,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:44:05,556 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 09:44:05,612 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:44:05,612 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:44:05,612 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:44:05,612 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:44:05,613 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-09 09:44:05,613 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:05,613 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:44:05,613 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:44:05,613 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Loop [2021-11-09 09:44:05,613 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:44:05,613 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:44:05,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:05,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:05,689 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:44:05,689 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-09 09:44:05,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:05,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:05,691 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:05,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-09 09:44:05,703 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:44:05,703 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:44:05,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-11-09 09:44:05,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:05,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:05,754 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:05,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-09 09:44:05,755 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-09 09:44:05,755 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:44:05,772 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-09 09:44:05,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:05,797 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:44:05,797 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:44:05,797 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:44:05,797 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:44:05,797 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-09 09:44:05,797 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:05,797 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:44:05,797 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:44:05,797 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Loop [2021-11-09 09:44:05,797 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:44:05,797 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:44:05,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:05,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:05,879 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:44:05,880 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-09 09:44:05,880 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:05,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:05,885 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:05,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-09 09:44:05,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:05,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:05,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:05,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:05,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:05,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:44:05,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:44:05,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:05,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:05,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-11-09 09:44:05,926 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:05,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:05,927 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:05,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-09 09:44:05,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:05,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:05,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:05,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:05,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:05,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:44:05,938 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:44:05,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:05,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:05,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-11-09 09:44:05,965 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-09 09:44:05,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:05,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:05,966 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:05,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-09 09:44:05,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:05,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:05,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:05,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:05,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:05,979 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:05,981 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:05,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:05,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-11-09 09:44:06,016 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:06,017 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:06,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-09 09:44:06,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:06,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:06,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:06,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:06,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:06,048 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:06,049 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:06,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:06,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-11-09 09:44:06,112 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-09 09:44:06,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:06,113 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:06,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-09 09:44:06,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:06,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:06,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:06,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:06,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:06,125 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:06,127 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:06,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:06,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-11-09 09:44:06,161 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:06,162 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:06,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-09 09:44:06,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:06,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:06,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:06,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:06,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:06,176 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:06,177 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:06,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:06,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:06,205 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-09 09:44:06,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:06,206 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:06,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-09 09:44:06,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:06,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:06,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:06,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:06,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:06,224 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:06,227 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:06,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:06,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:06,256 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:06,257 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:06,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-09 09:44:06,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:06,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:06,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:06,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:06,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:06,268 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:06,276 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:06,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:06,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-11-09 09:44:06,340 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-09 09:44:06,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:06,341 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:06,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-09 09:44:06,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:06,353 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:06,353 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:06,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:06,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:06,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:06,354 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:06,355 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:06,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:06,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-11-09 09:44:06,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:06,387 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:06,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-09 09:44:06,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:06,403 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:06,403 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:06,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:06,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:06,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:06,403 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:06,404 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:06,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:06,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:06,433 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-09 09:44:06,433 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:06,434 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:06,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-09 09:44:06,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:06,445 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:06,445 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:44:06,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:06,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:06,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:06,445 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:06,448 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:06,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:06,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-11-09 09:44:06,480 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:06,481 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:06,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-09 09:44:06,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:06,491 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:06,491 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:44:06,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:06,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:06,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:06,492 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:06,493 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:06,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:06,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2021-11-09 09:44:06,547 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-09 09:44:06,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:06,548 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:06,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-09 09:44:06,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:06,559 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:06,559 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:06,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:06,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:06,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:06,560 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:06,563 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:06,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:06,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-11-09 09:44:06,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:06,606 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:06,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-09 09:44:06,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:06,616 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:06,616 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:06,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:06,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:06,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:06,617 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:06,618 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:06,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:06,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-11-09 09:44:06,660 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-09 09:44:06,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:06,661 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:06,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-09 09:44:06,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:06,669 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:06,669 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:06,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:06,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:06,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:06,669 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:06,671 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:06,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:06,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:06,695 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:06,696 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:06,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-09 09:44:06,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:06,705 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:06,705 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:06,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:06,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:06,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:06,706 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:06,706 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:06,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:06,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-11-09 09:44:06,734 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-09 09:44:06,734 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:06,735 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:06,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-09 09:44:06,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:06,745 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:06,745 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:06,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:06,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:06,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:06,745 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:44:06,749 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:44:06,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:06,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2021-11-09 09:44:06,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:06,782 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:06,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-11-09 09:44:06,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:06,792 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:06,792 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:06,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:06,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:06,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:06,792 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:44:06,794 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:44:06,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:06,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:06,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:06,926 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:44:06,926 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:44:06,927 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:44:06,927 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:44:06,927 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-09 09:44:06,927 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:06,927 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:44:06,927 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:44:06,927 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Lasso [2021-11-09 09:44:06,928 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:44:06,928 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:44:06,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:06,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:06,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:06,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:06,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:07,055 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:44:07,056 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-09 09:44:07,056 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,057 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-11-09 09:44:07,062 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:44:07,062 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:44:07,084 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-09 09:44:07,084 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-09 09:44:07,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:07,125 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,128 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,130 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:44:07,130 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:44:07,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-11-09 09:44:07,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-11-09 09:44:07,188 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,189 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-11-09 09:44:07,190 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-09 09:44:07,190 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:44:07,202 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-09 09:44:07,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:07,224 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:44:07,224 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:44:07,224 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:44:07,224 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:44:07,224 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-09 09:44:07,225 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,225 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:44:07,225 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:44:07,225 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-nt.c_Iteration1_Lasso [2021-11-09 09:44:07,225 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:44:07,225 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:44:07,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:07,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:07,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:07,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:07,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:44:07,350 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:44:07,360 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-09 09:44:07,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,364 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-11-09 09:44:07,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:07,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:07,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:07,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:07,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:07,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:44:07,375 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:44:07,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:07,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:07,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:07,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,402 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-11-09 09:44:07,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:07,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:07,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:07,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:07,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:44:07,419 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:44:07,419 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-09 09:44:07,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:07,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-11-09 09:44:07,472 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,473 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-11-09 09:44:07,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:07,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:07,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:07,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:07,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:07,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:44:07,484 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:44:07,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:07,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:07,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:07,508 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,509 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-11-09 09:44:07,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:07,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:07,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:07,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:07,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:44:07,520 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:44:07,520 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-09 09:44:07,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:07,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:07,559 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,560 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-11-09 09:44:07,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:07,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:07,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:07,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:07,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:07,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:44:07,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:44:07,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:07,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:07,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:07,594 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-09 09:44:07,594 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,595 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-11-09 09:44:07,597 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 [2021-11-09 09:44:07,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:07,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:07,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:07,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:07,606 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:07,606 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:07,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:07,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:07,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2021-11-09 09:44:07,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,632 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-11-09 09:44:07,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:07,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:07,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:07,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:07,641 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:07,645 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 09:44:07,645 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 09:44:07,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:07,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2021-11-09 09:44:07,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,674 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-11-09 09:44:07,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:07,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:07,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:07,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:07,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:07,685 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:07,685 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:07,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:07,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:07,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:07,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,708 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-11-09 09:44:07,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:07,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:07,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:07,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:07,718 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:07,720 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 09:44:07,720 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 09:44:07,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:07,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:07,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,749 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-11-09 09:44:07,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:07,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:07,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:07,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:07,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:07,759 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:07,759 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:07,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:07,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:07,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:07,784 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-09 09:44:07,784 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,785 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:07,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-11-09 09:44:07,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:07,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:07,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:07,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:07,796 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:07,796 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:07,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:07,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:07,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:07,822 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,823 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-11-09 09:44:07,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:07,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:07,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:07,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:07,833 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:07,839 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:44:07,839 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:44:07,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:07,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2021-11-09 09:44:07,890 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,891 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-11-09 09:44:07,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:07,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:07,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:07,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:07,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:07,902 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:07,902 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:07,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:07,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:07,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2021-11-09 09:44:07,929 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,930 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-11-09 09:44:07,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:07,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:07,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:07,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:07,942 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:07,945 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:44:07,945 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:44:07,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:07,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2021-11-09 09:44:07,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:07,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:07,978 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:07,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-11-09 09:44:07,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:07,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:07,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:07,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:07,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:07,989 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:07,989 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:07,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:08,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2021-11-09 09:44:08,051 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-09 09:44:08,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,052 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-11-09 09:44:08,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:08,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:08,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:08,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,063 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:08,063 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:08,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:08,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2021-11-09 09:44:08,091 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,092 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-11-09 09:44:08,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:08,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:08,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,103 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:08,111 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 09:44:08,111 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 09:44:08,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2021-11-09 09:44:08,156 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,157 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-11-09 09:44:08,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:08,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:08,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:08,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,169 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:08,169 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:08,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:08,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:08,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,213 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-11-09 09:44:08,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:08,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:08,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,226 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:08,230 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 09:44:08,231 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 09:44:08,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:08,265 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,266 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-11-09 09:44:08,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:08,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:44:08,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:08,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,276 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:08,286 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:08,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:08,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2021-11-09 09:44:08,313 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-09 09:44:08,313 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,314 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-11-09 09:44:08,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:08,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:08,324 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:08,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:08,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,325 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:08,325 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:08,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:08,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2021-11-09 09:44:08,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,354 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-11-09 09:44:08,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:08,365 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:08,365 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:08,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,366 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:08,370 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 09:44:08,370 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 09:44:08,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2021-11-09 09:44:08,405 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,406 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-11-09 09:44:08,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:08,416 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:08,416 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:08,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:08,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,417 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:08,417 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:08,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:08,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2021-11-09 09:44:08,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,445 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-11-09 09:44:08,447 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 [2021-11-09 09:44:08,456 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:08,456 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:08,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,456 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:08,458 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 09:44:08,458 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 09:44:08,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:08,492 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,493 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-11-09 09:44:08,499 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 [2021-11-09 09:44:08,508 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:08,508 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:08,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:08,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,508 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:44:08,509 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:44:08,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:08,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:08,536 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-09 09:44:08,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,537 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,539 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 [2021-11-09 09:44:08,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-11-09 09:44:08,549 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:08,549 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:44:08,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:08,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,550 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:08,550 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:08,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:08,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:08,578 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,579 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-11-09 09:44:08,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:08,590 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:08,590 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:44:08,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,590 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:08,599 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:44:08,600 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:44:08,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2021-11-09 09:44:08,677 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,679 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:08,700 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:08,700 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:44:08,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:08,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,701 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:08,702 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:08,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:08,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-11-09 09:44:08,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:08,758 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,760 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:08,773 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:08,774 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:44:08,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,774 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:08,778 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:44:08,778 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:44:08,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-11-09 09:44:08,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:08,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,848 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:08,862 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:08,862 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:44:08,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:08,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,862 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:08,864 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:08,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:08,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-11-09 09:44:08,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:08,891 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-09 09:44:08,891 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,895 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-11-09 09:44:08,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:08,905 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:08,905 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:08,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:08,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,906 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:08,907 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:08,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:08,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:08,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:08,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:08,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:08,956 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:08,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-11-09 09:44:08,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:08,968 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:08,968 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:08,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:08,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:08,968 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:08,976 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 09:44:08,977 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 09:44:09,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:09,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:09,040 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:09,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:09,041 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:09,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-11-09 09:44:09,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:09,052 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:09,053 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:09,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:09,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:09,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:09,053 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:09,054 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:09,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:09,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:09,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:09,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:09,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:09,091 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:09,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-11-09 09:44:09,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:09,101 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:09,101 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:09,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:09,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:09,102 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:09,108 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 09:44:09,108 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 09:44:09,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:09,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:09,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:09,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:09,179 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:09,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-11-09 09:44:09,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:09,190 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:09,190 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:09,191 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:09,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:09,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:09,191 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:44:09,192 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:44:09,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:09,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:09,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:09,269 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-09 09:44:09,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:09,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:09,270 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:09,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:09,287 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:09,288 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:09,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:09,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:09,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:09,288 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:09,289 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:09,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:09,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-11-09 09:44:09,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:09,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2021-11-09 09:44:09,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:09,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:09,327 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:09,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-11-09 09:44:09,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:09,337 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:09,337 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:09,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:09,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:09,338 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:09,343 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:44:09,343 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:44:09,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:09,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:09,398 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:09,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:09,399 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:09,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-11-09 09:44:09,400 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 [2021-11-09 09:44:09,409 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:09,409 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:09,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:09,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:09,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:09,410 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:09,410 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:09,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:09,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:09,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2021-11-09 09:44:09,460 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:09,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:09,460 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:09,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-11-09 09:44:09,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:09,470 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:09,471 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:09,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:09,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:09,471 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:09,474 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:44:09,474 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:44:09,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:09,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2021-11-09 09:44:09,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:09,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:09,532 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:09,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-11-09 09:44:09,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:09,541 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:09,541 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:44:09,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:09,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:09,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:09,541 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:44:09,542 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:44:09,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:09,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:09,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:09,581 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-09 09:44:09,581 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:09,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:09,582 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:09,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-11-09 09:44:09,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:09,592 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:09,592 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:09,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:09,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:09,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:09,593 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:44:09,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:44:09,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:09,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:09,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2021-11-09 09:44:09,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:09,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:09,659 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:09,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-11-09 09:44:09,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:09,669 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:09,669 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:09,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:09,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:09,669 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:44:09,678 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-09 09:44:09,679 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-09 09:44:09,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:09,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:09,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:09,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:09,749 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:09,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:09,768 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:09,768 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:09,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:09,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:09,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:09,768 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:44:09,769 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:44:09,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:09,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-11-09 09:44:09,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:09,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:09,820 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:09,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:09,822 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:09,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:09,836 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:09,836 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:09,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:09,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:09,836 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:44:09,841 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-09 09:44:09,841 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-09 09:44:09,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-11-09 09:44:09,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:09,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:09,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:44:09,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:44:09,910 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:44:09,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:44:09,925 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:44:09,925 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:44:09,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:44:09,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:44:09,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:44:09,926 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:44:09,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:44:09,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:44:09,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-11-09 09:44:09,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:44:09,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:09,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.11 09:44:09 BoogieIcfgContainer [2021-11-09 09:44:09,991 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-09 09:44:09,992 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-09 09:44:09,992 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-09 09:44:09,993 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-09 09:44:09,993 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:41:11" (3/4) ... [2021-11-09 09:44:09,997 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-09 09:44:09,997 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-09 09:44:09,998 INFO L168 Benchmark]: Toolchain (without parser) took 179735.58 ms. Allocated memory is still 117.4 MB. Free memory was 80.3 MB in the beginning and 58.6 MB in the end (delta: 21.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. [2021-11-09 09:44:09,999 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 117.4 MB. Free memory is still 96.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 09:44:10,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 385.30 ms. Allocated memory is still 117.4 MB. Free memory was 80.1 MB in the beginning and 94.1 MB in the end (delta: -14.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-09 09:44:10,001 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.49 ms. Allocated memory is still 117.4 MB. Free memory was 94.1 MB in the beginning and 92.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 09:44:10,001 INFO L168 Benchmark]: Boogie Preprocessor took 41.37 ms. Allocated memory is still 117.4 MB. Free memory was 92.6 MB in the beginning and 91.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-09 09:44:10,001 INFO L168 Benchmark]: RCFGBuilder took 329.71 ms. Allocated memory is still 117.4 MB. Free memory was 91.5 MB in the beginning and 84.1 MB in the end (delta: 7.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-09 09:44:10,002 INFO L168 Benchmark]: BuchiAutomizer took 178914.19 ms. Allocated memory is still 117.4 MB. Free memory was 84.1 MB in the beginning and 58.6 MB in the end (delta: 25.6 MB). Peak memory consumption was 54.9 MB. Max. memory is 16.1 GB. [2021-11-09 09:44:10,002 INFO L168 Benchmark]: Witness Printer took 5.02 ms. Allocated memory is still 117.4 MB. Free memory is still 58.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 09:44:10,004 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 117.4 MB. Free memory is still 96.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 385.30 ms. Allocated memory is still 117.4 MB. Free memory was 80.1 MB in the beginning and 94.1 MB in the end (delta: -14.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 50.49 ms. Allocated memory is still 117.4 MB. Free memory was 94.1 MB in the beginning and 92.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.37 ms. Allocated memory is still 117.4 MB. Free memory was 92.6 MB in the beginning and 91.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 329.71 ms. Allocated memory is still 117.4 MB. Free memory was 91.5 MB in the beginning and 84.1 MB in the end (delta: 7.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 178914.19 ms. Allocated memory is still 117.4 MB. Free memory was 84.1 MB in the beginning and 58.6 MB in the end (delta: 25.6 MB). Peak memory consumption was 54.9 MB. Max. memory is 16.1 GB. * Witness Printer took 5.02 ms. Allocated memory is still 117.4 MB. Free memory is still 58.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 178.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 178.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital45 mio100 ax100 hnf100 lsp85 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq204 hnf95 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 50ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 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: "havoc main_#res;havoc main_#t~nondet0, main_~k~0, main_~y~0, main_~x~0, main_~c~0;havoc main_~k~0;havoc main_~y~0;havoc main_~x~0;havoc main_~c~0;main_~k~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 0;main_~x~0 := 0;main_~c~0 := 0;" "assume !false;" "assume !!(0 == 4 * main_~x~0 - main_~y~0 * main_~y~0 * main_~y~0 * main_~y~0 - 2 * main_~y~0 * main_~y~0 * main_~y~0 - main_~y~0 * main_~y~0);main_~c~0 := 1 + main_~c~0;main_~y~0 := 1 + main_~y~0;main_~x~0 := main_~y~0 * main_~y~0 * main_~y~0 + main_~x~0;" Loop: "assume !false;" "assume !!(0 == 4 * main_~x~0 - main_~y~0 * main_~y~0 * main_~y~0 * main_~y~0 - 2 * main_~y~0 * main_~y~0 * main_~y~0 - main_~y~0 * main_~y~0);main_~c~0 := 1 + main_~c~0;main_~y~0 := 1 + main_~y~0;main_~x~0 := main_~y~0 * main_~y~0 * main_~y~0 + main_~x~0;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-09 09:44:10,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:10,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:10,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:10,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-09 09:44:10,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-09 09:44:11,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/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_d6f1dd6f-d55f-4ad9-859d-f627495bef47/bin/uautomizer-IVEQpCNsaX/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